Every site, A–Z
All 1771 websites we list, picks and alternatives alike.
#
- 10 Minute Mail 10minutemail.com gives you a throwaway email address
- 10015 Tools 10015.io has dozens of handy little tools for developers in one place
- 101 Languages 101languages.net shows how almost any language is written, with its alphabet and useful phrases
- 123PassportPhoto 123passportphoto.com makes a passport photo you can print at home
- 16Personalities 16personalities.com tells you which fictional characters you're most like
- 17TRACK 17track.net tracks any package from any carrier
- 1Password Password Generator 1password.com makes strong passwords
- 20Q 20q.net guesses the character you're thinking of
- 211.org 211.org finds free local help with food, rent, utility bills and more
- 2FA Directory 2fa.directory shows which sites let you turn on two-factor login
- 30 Seconds of Code 30secondsofcode.org gives you short, practical code snippets and tips you can copy
- 3Blue1Brown 3blue1brown.com explains math so it finally makes sense
- 3Dicons 3dicons.co has free icons for anything
- 404s 404s.design shows creative 404 error pages for inspiration
- 56k.rip 56k.rip lets you click around a joke 90s computer desktop
- 7-Zip 7-zip.org opens zip, rar and 7z files without installing anything
- 808.html benjaminmullins.tv lets you make beats on a drum machine
- 8mb.video 8mb.video shrinks a video to fit Discord's upload limit
A
- A Better Routeplanner abetterrouteplanner.com plans an electric car road trip with charging stops
- A Dark Room adarkroom.doublespeakgames.com plays a clicker game that quietly eats your whole afternoon
- A Soft Murmur asoftmurmur.com plays rain and calming background noise
- AAA Gas Prices gasprices.aaa.com finds the cheapest gas nearby
- AAA TripTik triptik.aaa.com finds the cheapest gas nearby
- Acapella Extractor acapella-extractor.com removes the vocals from a song
- Accessibility Insights accessibilityinsights.io checks a website for accessibility problems
- AccountKiller accountkiller.com shows you how to delete your account from any website
- Aceternity UI ui.aceternity.com has free animated effects and components that make a website feel alive
- ACHECKS achecks.org checks a website for accessibility problems
- Activepieces activepieces.com connects your apps and automates repetitive tasks without code
- Actual Budget actualbudget.org helps you make a budget and actually stick to it
- AdBlock Tester adblock-tester.com tests if your ad blocker is actually blocking anything
- AddALL addall.com finds the cheapest copy of a book, new or used
- addy.io addy.io hides your real email address behind forwarding aliases
- Adobe Acrobat online adobe.com lets you sign a PDFlets you edit the text in a PDFturns a PDF into a Word doc
- Adobe Color color.adobe.com makes color palettes
- Adobe Express adobe.com removes image backgroundsmakes flyers, invitations and social posts from templates
- Adobe Firefly firefly.adobe.com makes a picture from a text descriptionedits a photo when you describe the change you want
- Adobe Podcast Enhance Speech podcast.adobe.com removes background noise from a voice recording
- ADS-B Exchange globe.adsbexchange.com shows every plane in the sky right now
- Advent of Code adventofcode.com makes you a better coder with games and puzzles
- AeroLOPA aerolopa.com shows you the best seat on your plane before you pick one
- Africam africam.com lets you watch wild animals on live nature cams
- Agent Skills agentskills.io gives Claude ready-made skills it can use for documents, design and more
- AHA Music aha-music.com identifies a song you can only hum
- Ahrefs Broken Link Checker ahrefs.com finds broken links on your website
- AI Incident Database incidentdatabase.ai shows real cases where AI went wrong
- AI Prompting for Everyone deeplearning.ai teaches you how to write better AI prompts
- aider aider.chat lets an AI write and fix code for you right from your terminal
- Airalo airalo.com compares eSIM data plans so your phone works cheaply abroad
- AirNow airnow.gov shows the air quality near you right now
- AirNow Fire and Smoke Map fire.airnow.gov shows wildfires near you and warns you when they spread
- Airtable airtable.com turns a spreadsheet into a simple database, like Airtable
- AKC Breed Selector akc.org finds the dog breed that fits your life
- Akinator en.akinator.com guesses the character you're thinking of
- All About Birds allaboutbirds.org identifies a bird from its song or a photo
- All The Tropes allthetropes.org names every storytelling trope and shows where it turns up
- AllFreeKnitting allfreeknitting.com finds knitting and crochet patterns
- AllTrails alltrails.com finds hiking trails near you, with maps and recent reviews
- AlternativeTo alternativeto.net finds a free or better alternative to any app
- Altium 365 Viewer altium.com opens KiCad circuit board files without installing KiCad
- Am I Unique? amiunique.org shows what your browser reveals about you
- ambient.garden ambient.garden plays endless generative music to work or relax to
- ambientCG ambientcg.com has free 3D models, textures and HDRIs with no strings
- Ancient Earth dinosaurpictures.org shows what Earth looked like millions of years ago
- Andy Guitar andyguitar.co.uk teaches you to play guitar for free, step by step
- Animagraffs animagraffs.com explains how things work with interactive visuals
- Animated Knots by Grog animatedknots.com shows you how to tie any knot, step by step
- Anime.js animejs.com animates anything on a web page with a few lines of JavaScript
- Anki apps.ankiweb.net makes flashcards that quiz you right before you'd forget
- AnnualCreditReport.com annualcreditreport.com gets your free credit reports from all three bureaus
- Anthropic Academy anthropic.skilljar.com teaches you to use AI well at work or school, for free
- Anthropic Skills github.com gives Claude ready-made skills it can use for documents, design and more
- AnythingLLM anythingllm.com gives you a ChatGPT-style chat screen for AI models you run yourself
- appicon.co appicon.co makes app icons in every size iOS and Android need
- AppLaunchpad Inspirations theapplaunchpad.com shows how top apps design their App Store screenshots
- Apple Podcasts on the web podcasts.apple.com finds any podcast episode by guest, topic or what was said
- APPLORE applore.app shows great app icons for inspiration
- Appointo appointo.me makes an add-to-calendar link or .ics file for your event
- AppShot Gallery appshot.gallery shows how top apps design their App Store screenshots
- Arc Studio arcstudiopro.com writes a screenplay in proper script format
- Archive Extractor extract.me opens zip, rar and 7z files without installing anything
- archive.today archive.ph shows what a website used to look like
- Are.na are.na makes a mood board
- Arena arena.ai compares AI models side by side so you can see which is better
- Arkadia arkadia.xyz zooms into a painting forever
- Artificial Analysis artificialanalysis.ai compares AI models side by side so you can see which is better
- Artvee artvee.com finds free, openly licensed images and art you can reuse
- ASCII Art Archive asciiart.eu turns whatever you type into big ASCII art you can copy and paste
- ASCII Art Generator ascii-art-generator.org turns whatever you type into big ASCII art you can copy and paste
- ASPCA Toxic and Non-Toxic Plants aspca.org tells you if a plant is poisonous to your cat, dog or horse
- Astronaut astronaut.io plays random home videos that nobody has watched
- Astronomy Picture of the Day apod.nasa.gov shows one amazing picture of space every day, with a caption from an astronomer
- Atlas Obscura atlasobscura.com finds strange and wonderful places to visit, near you or on a trip
- Atlas of Surveillance atlasofsurveillance.org maps the license plate cameras near you
- Attempt This Online ato.pxeger.com runs code in almost any programming language
- Audacity audacityteam.org removes background noise from a voice recording
- Audio Joiner audio-joiner.com cuts or joins audio files
- Audioalter audioalter.com changes a song's speed or key
- AudioCheck audiocheck.net plays test tones and checks your headphones, speakers and hearing
- AudioMass audiomass.co cuts or joins audio filesremoves background noise from a voice recording
- Autodesk Viewer viewer.autodesk.com opens and edits AutoCAD DWG files for free
- AutoDraw autodraw.com guesses what you're drawing
- AutoSlash autoslash.com finds a cheaper rental car and keeps watching the price after you book
- Avataaars Generator getavataaars.com makes a cute cartoon avatar of yourself
- Avatar Maker avatarmaker.com makes a cute cartoon avatar of yourself
- Avery Design & Print avery.com prints address labels from a list
- Awesome-Selfhosted awesome-selfhosted.net finds free apps you can run on your own server instead of paying for a subscription
- AWS Skill Builder skillbuilder.aws teaches you to build with AI, from apps and agents to your own models
- Awwwards 404 Pages awwwards.com shows creative 404 error pages for inspiration
- Axis-Praxis axis-praxis.org lets you try out variable fonts with live sliders
- Azgaar's Fantasy Map Generator azgaar.github.io generates a whole fantasy world map for your D&D campaign
B
- Ballotpedia ballotpedia.org shows how your politicians actually vote
- BandLab bandlab.com lets you record and produce music in your browser
- Bandle bandle.app plays a daily game where you guess the song
- Bargain Time bargaintime.co finds eBay bargains hidden by spelling mistakes
- Bartosz Ciechanowski ciechanow.ski explains how things work with interactive visuals
- Base64 Decode base64decode.org decodes Base64 and other scrambled-looking text
- Baserow baserow.io turns a spreadsheet into a simple database, like Airtable
- Basic Pitch basicpitch.spotify.com turns a recording of an instrument into MIDI
- BBB Wise Giving Alliance give.org checks if a charity is legit and worth giving to
- BBC Sound Effects sound-effects.bbcrewind.co.uk finds free sound effects
- Bear Blog bearblog.dev starts a no-fuss blog with no ads or trackers
- Beautifier.io beautifier.io tidies up messy or squashed code so you can read it
- Beeceptor beeceptor.com gives you a test address that shows every request sent to it
- BeepBox beepbox.co lets you record and produce music in your browser
- BeFunky Collage Maker befunky.com makes a photo collage
- Behind the Name behindthename.com helps you pick a baby name and tells you what it means
- Behind the Name Random Names behindthename.com makes up names and ideas for your characters, places and stories
- Behind the Name: Surnames surnames.behindthename.com shows what your last name means and where in the world it's common
- BentoPDF bentopdf.com merges PDFsmakes a PDF smaller so you can email or upload itedits and merges PDFs without uploading them anywhere
- BentoPDF Edit PDF Text bentopdf.com lets you edit the text in a PDF
- BentoPDF Scanner Effect bentopdf.com makes a PDF look like it was printed and scanned
- Best Phone Plans bestphoneplans.net compares cell phone plans to find you a cheaper one
- Better Stack Uptime betterstack.com alerts you when your website goes down
- BetterExplained betterexplained.com explains math so it finally makes sense
- Bfxr bfxr.net makes retro 8-bit sound effects for games and videos
- Big Ass Data Broker Opt-Out List (BADBOOL) github.com helps you opt out of data broker sites
- Bigjpg bigjpg.com upscales a low-resolution image
- BigOven Use Up Leftovers bigoven.com finds a recipe from what's in your fridge
- BillionGraves billiongraves.com finds where someone is buried
- Bing Image Creator bing.com makes a picture from a text description
- Bing Visual Search bing.com finds where an image came from
- Bingo Baker bingobaker.com makes custom bingo cards you can print or play online with friends
- BirdFont birdfont.org lets you build your own font out of simple shapes
- BIRME birme.net resizes a whole batch of photos at once
- Bitdefender Scamio scamio.bitdefender.com checks if a text, email or link is a scam
- Bitly bitly.com shortens a long link
- Bitwarden Password Generator bitwarden.com makes strong passwords
- Blacklight themarkup.org shows which trackers a website is hiding
- Blind Text Generator blindtextgenerator.com makes lorem ipsum placeholder text
- Blitzortung.org blitzortung.org shows lightning strikes on a map as they happen
- Blob Opera artsandculture.google.com lets you conduct a choir of singing blobs
- Block Posters blockposters.com turns a picture into a giant poster you print on regular paper
- Bloxd.io bloxd.io plays the original Minecraft for free in your browser
- BLS CPI Inflation Calculator bls.gov shows what money from the past is worth today
- Board Game Arena boardgamearena.com lets you play real board games online with friends
- board.net board.net lets a group type in the same document at once, no accounts needed
- Bolt.new bolt.new builds a website or app from a plain-English description
- BookFinder bookfinder.com finds the cheapest copy of a book, new or used
- BottleShip bottleship.pages.dev plays old Windows games right in your browser
- Bouncy Balls bouncyballs.org helps a teacher keep a noisy classroom quiet
- Boxedwine boxedwine.org plays old Windows games right in your browser
- Bracket HQ brackethq.com makes a tournament bracket
- Brandfetch brandfetch.com has the logo of almost any brand as a vector file
- Brave Search search.brave.com answers questions with sources you can checksearches the web without tracking you
- BroadbandNow broadbandnow.com shows which internet providers actually serve your address
- Broadcastify broadcastify.com lets you listen in on live air traffic control
- BRouter-web brouter.de plans a bike route and exports it as a GPX file
- Browser Use browser-use.com lets an AI browse and click around websites for you
- Browser-Update.org browser-update.org tells you which browser you have and if it's up to date
- Browser.lol browser.lol opens a suspicious link in a throwaway browser
- Browserbase browserbase.com lets an AI browse and click around websites for you
- BrowserLeaks browserleaks.com shows what your browser reveals about you
- Browserling browserling.com opens a suspicious link in a throwaway browser
- Budget Your Trip budgetyourtrip.com shows what a day of travel really costs in almost any country
- Build Your Own X github.com walks you through building your own database, game or even Git from scratch
- BuildCores buildcores.com helps you build a PC with parts that work together
- BuiltWith builtwith.com shows what a website is built with
- Bulk Resize Photos bulkresizephotos.com resizes a whole batch of photos at once
- Bumblebee github.com checks your developer computer for compromised packages and extensions
- bundlejs bundlejs.com shows how much an npm package will weigh down your site before you install it
- Bundlephobia bundlephobia.com shows how much an npm package will weigh down your site before you install it
- Buy Nothing buynothingproject.org finds free stuff people near you are giving away
- Buzz buzzcaptions.com turns a recording into text without uploading it anywhere
- ByteByteGo Guides bytebytego.com teaches you how big websites are built to handle millions of users
C
- Cal.com cal.com lets people book a time with you without the back-and-forth
- CalcMaps Map Radius calcmaps.com draws a circle on a map to show everything within a set distance
- Calculator.net calculator.net has a calculator for almost anything
- Calculator.net Date Calculator calculator.net counts the working days between two dates
- Calculator.net Sleep Calculator calculator.net tells you what time to go to bed so you wake up rested
- CalculatorSoup calculatorsoup.com has a calculator for almost anything
- Calendly calendly.com lets people book a time with you without the back-and-forth
- Calibre calibre-ebook.com sends a PDF or ebook to your Kindleturns a PDF into an ebook that reads well on a Kindle or e-reader
- California DROP privacy.ca.gov helps you opt out of data broker sites
- Calligraphr calligraphr.com turns your handwriting into a font you can type with
- Calm Breathe Bubble calm.com calms you down in about a minute when you're stressed
- Cambridge Dictionary dictionary.cambridge.org shows how to pronounce a word, said by real people
- camelcamelcamel camelcamelcamel.com shows a product's price history before you buy
- CameraSim camerasim.com teaches you how camera settings work
- Cameron's World cameronsworld.net brings back the glittery look of 1990s GeoCities pages
- Campaign Monitor CSS Guide campaignmonitor.com tells you which email apps support the HTML and CSS you want to use
- Campendium campendium.com finds free and cheap places to camp
- Can I Email caniemail.com tells you which email apps support the HTML and CSS you want to use
- Can I Use caniuse.com tells you which browsers support a feature
- Can You Block It canyoublockit.com tests if your ad blocker is actually blocking anything
- Candy Box 2 candybox2.github.io plays a clicker game that quietly eats your whole afternoon
- Canva canva.com makes flyers, invitations and social posts from templates
- Canva Collage Maker canva.com makes a photo collage
- Canva Logo Maker canva.com makes a simple logo for free
- Canva Mockups canva.com puts your design on T-shirt, mug and packaging mockups
- Capitalize My Title capitalizemytitle.com converts text to uppercase, lowercase or title case
- Car-Part.com car-part.com finds a used car part at junkyards near you
- Carbon carbon.now.sh makes beautiful screenshots of code
- Card Toys card.toys plays classic card games like Hearts and Spades for free
- CardGames.io cardgames.io plays classic card games like Hearts and Spades for free
- Carrd carrd.com makes a simple one-page website
- Castbox castbox.fm finds any podcast episode by guest, topic or what was said
- CDC Travelers' Health wwwnc.cdc.gov tells you which vaccines and health precautions your destination calls for
- CFPB Complaint Center consumerfinance.gov files a complaint against a bank or lender that they have to answer
- Challonge challonge.com makes a tournament bracket
- changedetection.io changedetection.io tells you when a web page changes
- Channel Surfer channelsurfer.tv turns YouTube into old-school TV channels you flip through
- Chaotic Shiny chaoticshiny.com makes up names and ideas for your characters, places and storiesgenerates random dungeons, characters and treasure for tabletop RPGs
- Charity Navigator charitynavigator.org checks if a charity is legit and worth giving to
- ChartDB chartdb.io draws a database diagram and writes the SQL for you
- ChatGPT chatgpt.com answers anything you ask, like a smart assistant you can chat withedits a photo when you describe the change you want
- ChatPDF chatpdf.com answers questions about a long PDF and shows where it found the answer
- CheapShark cheapshark.com finds the cheapest price for a PC game across every store
- Check a Website (Get Safe Online) check.getsafeonline.org checks if an online store is a scam
- Check Host check-host.net checks if a website loads from other countries
- Check To Protect checktoprotect.org checks if your car has an open safety recall
- ChemTube3D chemtube3d.com lets you draw a molecule or look one up and spin it around in 3D
- Chess.com chess.com lets you play chess online for free, with no ads
- Chili3D chili3d.com does 3D CAD modeling right in your browser
- ChipTone sfbgames.itch.io makes retro 8-bit sound effects for games and videos
- Choose a License choosealicense.com helps you pick a license for your project
- Chordify chordify.net finds the guitar chords to almost any song
- Chrome Music Lab musiclab.chromeexperiments.com teaches you music theory for free
- Chrome Music Lab Song Maker musiclab.chromeexperiments.com makes music and animations when you press keys
- Chronophoto chronophoto.app shows you an old photo and asks when and where it was taken
- Chronotrains chronotrains.com explains how to travel by train anywhere in the world
- Circle Loaders circleloaders.dominikakissi.com has thousands of free buttons, loaders and cards you can copy and paste
- Cities and Memory citiesandmemory.com plays real nature sounds recorded all over the world
- City Roads anvaka.github.io draws every road in any city at once, making a surprisingly beautiful map
- cl1p cl1p.net pastes text or code and gives you a link to share
- Class Central classcentral.com finds a free online course on anything
- ClassAction.org Settlements classaction.org lists class-action settlements you can claim money from
- Classroomscreen classroomscreen.com helps a teacher keep a noisy classroom quiet
- Claude claude.ai answers anything you ask, like a smart assistant you can chat with
- Claude prompt engineering docs platform.claude.com teaches you how to write better AI prompts
- Cleanup.pictures cleanup.pictures erases unwanted people and things from a photo
- Climate-Data.org en.climate-data.org shows the typical weather anywhere, month by month, so you can pick when to go
- Climates to Travel climatestotravel.com shows the typical weather anywhere, month by month, so you can pick when to go
- Cline cline.bot helps you write code right inside your editor
- Clipchamp clipchamp.com edits videos on a real timeline, right in your browser
- Clockify clockify.me tracks how long you spend on each project
- CloudConvert cloudconvert.com converts any file to any formatconverts documents between Markdown, Word, HTML and more
- CloudConvert HEIC to JPG cloudconvert.com turns iPhone HEIC photos into normal JPGs
- Cloudflare Speed Test speed.cloudflare.com tests your internet speed
- Cloudhiker cloudhiker.net takes you to a random useless website
- Clozemaster clozemaster.com shows real example sentences with translations to learn how a word is used
- Clues by Sam cluesbysam.com plays a daily murder mystery you solve with logic
- Coastal Risk Finder coastal.climatecentral.org lets you drain the oceans or flood the whole planet
- cobalt cobalt.tools saves a video or sound from TikTok, Instagram and other social sites
- Coblis color-blindness.com shows how your design looks to people who are colorblind
- Cocktail Builder cocktailbuilder.com finds cocktails you can make with what's in your cupboard
- CodeFormer huggingface.co restores old, blurry photos of faces
- Codenames Online codenames.game plays quick party games with friends on a call
- CodePen codepen.io lets you try out HTML, CSS and JavaScript
- Codewars codewars.com makes you a better coder with games and puzzles
- Codex CLI github.com lets an AI write and fix code for you right from your terminal
- CodinGame codingame.com makes you a better coder with games and puzzles
- Coggle coggle.it makes a mind map
- Collect UI collectui.com shows examples of one part of a web page at a time, like a navbar, footer or call-to-action
- Colonist colonist.io lets you play real board games online with friends
- Color Hunt colorhunt.co makes color palettes
- ColorHexa colorhexa.com tells you everything about a color code
- ColorSpace mycolor.space turns one brand color into a full range of shades
- Colour Contrast Checker colourcontrast.cc checks if your text and background colors have enough contrast
- ComfyUI comfy.org makes AI images on your own computer for free, with no credits or sign-up
- Compiler Explorer godbolt.org runs code in almost any programming language
- ComposeYogi composeyogi.com lets you record and produce music in your browser
- Congress.gov Members congress.gov shows how your politicians actually vote
- Connected Papers connectedpapers.com finds research papers that answer your question
- Consensus consensus.app finds research papers that answer your question
- Constrict apps.gnome.org shrinks a video to fit Discord's upload limit
- Content Credentials Verify verify.contentauthenticity.org checks if a photo, video or voice clip was made with AI
- Contexto contexto.me makes you guess a secret word by how close in meaning you are
- Convert Case convertcase.net converts text to uppercase, lowercase or title case
- Convert Town convert.town turns a column of cells into a comma-separated list
- ConvertCSV convertcsv.com edits a table and converts it between CSV, Excel, JSON and more
- Convertio convertio.co converts any file to any format
- Cookie Clicker orteil.dashnet.org plays a clicker game that quietly eats your whole afternoon
- Cool Symbols coolsymbol.com turns plain text into fancy lettering you can copy and paste
- Coolors coolors.co makes color palettes
- CopyChar copychar.cc finds any symbol or special character to copy and paste
- CouponFollow couponfollow.com finds coupon codes before you check out
- Coursera coursera.org finds a free online course on anything
- Cover Your Tracks coveryourtracks.eff.org shows what your browser reveals about you
- Coverr coverr.co has free stock video clips you can use
- Crash Course thecrashcourse.com teaches any school subject for free, at your own pace
- Crawl4AI github.com turns any web page into clean text an AI can read
- Creative Commons Chooser creativecommons.org helps you pick a license for your project
- Credit Karma creditkarma.com gets your free credit reports from all three bureaus
- CrewAI crewai.com lets you build an AI chatbot or agent by dragging blocks, no code
- croc getcroc.com sends huge files
- Cronhub Crontab Generator crontab.cronhub.io explains a cron schedule in plain English
- crontab.guru crontab.guru explains a cron schedule in plain English
- Crossword Nexus Crossword Dictionary crosswordnexus.com finds words that fit a crossword clue and the letters you have
- Cryptomator cryptomator.org locks your files with encryption before they go to the cloud
- CryptPad cryptpad.fr lets a group type in the same document at once, no accounts neededlets you write and share documents with end-to-end encryption
- CryptPad Sheet cryptpad.fr makes a spreadsheet anyone can edit from a link, no account needed
- CS Circles Visualizer cscircles.cemc.uwaterloo.ca shows how your code runs, one step at a time
- CS50x cs50.harvard.edu teaches you to code from scratch for free
- CSS Diner flukeout.github.io teaches you CSS flexbox by playing a little game with frogs
- CSS Gradient cssgradient.io makes CSS gradients you can copy and paste
- CSS Text Effects text-effects.colorion.co has thousands of free buttons, loaders and cards you can copy and paste
- csTimer cstimer.net times your Rubik's cube solves and tracks your speed over time
- CTA Gallery cta.gallery shows examples of one part of a web page at a time, like a navbar, footer or call-to-action
- Ctrl+Paint ctrlpaint.com teaches you to draw from scratch, for free
- CubeDesk cubedesk.io times your Rubik's cube solves and tracks your speed over time
- Cursor cursor.com helps you write code right inside your editor
- CyberChef gchq.github.io decodes Base64 and other scrambled-looking text
- cycle.travel cycle.travel plans a bike route and exports it as a GPX file
D
- DAREBEE darebee.com shows you exercises for any muscle you want to work
- Dark Site Finder darksitefinder.com shows where the sky is dark enough to see the stars
- darktable darktable.org opens and converts camera RAW photos in your browser
- Data Structure Visualizations cs.usfca.edu shows how sorting, graph and other algorithms work, animated one step at a time
- datarequests.org datarequests.org asks companies to delete your data or show you what they have
- Datawrapper datawrapper.de turns your data into a clean chart or map
- David Rumsey Map Collection davidrumsey.com finds old maps of any place
- DaySchedule dayschedule.com makes an add-to-calendar link or .ics file for your event
- DB Browser for SQLite sqlitebrowser.org opens a SQLite database file in your browser
- dbdiagram.io dbdiagram.io draws a database diagram and writes the SQL for you
- dCode Cipher Identifier dcode.fr decodes Base64 and other scrambled-looking text
- Dead Link Checker deadlinkchecker.com finds broken links on your website
- Dead-pixel check displaytech.org tests your screen for dead pixels
- DeadPixelTest.org deadpixeltest.org tests your screen for dead pixels
- DealNews dealnews.com finds the best deals other shoppers are sharing right now
- DebugBear Website Speed Test debugbear.com tests how fast a web page loads
- decoder.link SSL Checker decoder.link checks if a website's SSL certificate is set up right
- DeepL Files deepl.com translates a whole PDF or Word file and keeps the layout
- DeepL Translator deepl.com translates text so it sounds natural, not robotic
- DeepL Write deepl.com rewords a sentence that is not coming out right
- DeepLearning.AI Short Courses deeplearning.ai teaches you to build with AI, from apps and agents to your own models
- Deepnote deepnote.com runs Python and AI code for free, even on a GPU
- DeepSeek chat.deepseek.com answers anything you ask, like a smart assistant you can chat with
- DeFlock deflock.org maps the license plate cameras near you
- Delim delim.co turns a column of cells into a comma-separated list
- Descript descript.com makes an AI copy of your own voice for voiceoversedits a video or podcast by editing the text transcript
- DESIGNmd designmd.ai gives your AI coding tool a good design to follow
- DesignSPO designspo.com shows examples of one part of a web page at a time, like a navbar, footer or call-to-action
- Desmos Graphing Calculator desmos.com graphs any equation you type in
- DevDocs devdocs.io puts the documentation for every language and framework in one fast search box
- Devhints devhints.io gives you a quick tour of any programming language in one page
- DevToys devtoys.app has dozens of handy little tools for developers in one place
- Diceware Password Generator diceware.dmuth.org makes a strong passphrase you can actually remember
- Dictation.io dictation.io types what you say, so you can write with your voice
- Diffchecker diffchecker.com compares two texts and highlights the differences
- Diffchecker Documents diffchecker.com shows exactly what changed between two versions of a document
- Difford's Guide diffordsguide.com finds cocktails you can make with what's in your cupboard
- Dify dify.ai lets you build an AI chatbot or agent by dragging blocks, no code
- Digital Defense digital-defense.io makes you a personal plan to stay safe online
- Dillinger dillinger.io lets you write Markdown and see it formatted as you type
- Discover Cars discovercars.com finds a cheaper rental car and keeps watching the price after you book
- Disk Drill cleverfiles.com gets back files you deleted by accident
- Distill distill.io tells you when a web page changes
- DNS Checker dnschecker.org looks up a domain's DNS records from around the world
- DNS Leak Test dnsleaktest.com checks if your VPN is leaking your real location
- Docling docling-project.github.io turns a PDF, Word file or slide deck into clean Markdown for AI
- Documenso documenso.com sends a document for other people to sign online
- DocuSeal docuseal.com sends a document for other people to sign online
- DoesTheDogDie doesthedogdie.com tells you if the dog dies before you watch a movie
- Domainr domainr.com finds an available domain name
- donjon donjon.bin.sh generates random dungeons, characters and treasure for tabletop RPGs
- Doodle doodle.com finds a time when everyone is free
- DOT Airline Customer Service Dashboard transportation.gov tells you what an airline owes you when your flight is delayed or canceled
- Down for Everyone or Just Me downforeveryoneorjustme.com checks if a website is down for everyone
- Downdetector downdetector.com checks if a website is down for everyone
- DownloadYoutubeSubtitles.com downloadyoutubesubtitles.com downloads the subtitles or transcript from a YouTube video
- DownSub downsub.com downloads the subtitles or transcript from a YouTube video
- Draftable Compare draftable.com shows exactly what changed between two versions of a document
- Draw a Fish drawafish.com lets you draw a fish and watch it swim with everyone else's
- Draw a Stickman drawastickman.com lets you draw a fish and watch it swim with everyone else's
- Draw Things drawthings.ai makes AI images on your own computer for free, with no credits or sign-up
- draw.io app.diagrams.net lets you sketch diagrams on a whiteboard
- Drawabox drawabox.com teaches you to draw from scratch, for free
- Drawasaurus drawasaurus.org lets you play a drawing game with friends online
- drawDB drawdb.app draws a database diagram and writes the SQL for you
- Drawing Garden drawing.garden turns your doodles into flowing, symmetrical art
- Drive From Home drivefromhome.com lets you take an endless, relaxing drivelets you ride through cities around the world with the local radio on
- Droid File Transfer droidfiletransfer.com copies files between an Android phone and a Mac over USB
- drumbit drumbit.app lets you make beats on a drum machine
- Drumhaus drumha.us lets you make beats on a drum machine
- Duck.ai duck.ai lets you chat with AI anonymously, with no account
- DuckDuckGo duckduckgo.com searches the web without tracking you
- DuckDuckGo Email Protection duckduckgo.com hides your real email address behind forwarding aliases
- Dummy Image dummyimage.com makes placeholder images for mockups and code
- DummyJSON dummyjson.com gives you a free fake REST API to test your app against
- Duolingo duolingo.com teaches you a language for free
E
- E-BOOKA e-booka.online turns a PDF into an ebook that reads well on a Kindle or e-reader
- earth (nullschool) earth.nullschool.net shows the wind and weather swirling across the globe
- Earth.fm earth.fm plays real nature sounds recorded all over the world
- EarthCam earthcam.com shows live webcams from famous places around the world
- EarthViewer (HHMI BioInteractive) biointeractive.org shows what Earth looked like millions of years ago
- Eat This Much eatthismuch.com makes a meal plan that hits your calorie and protein goals
- Ecosia ecosia.org donates rice to people in need for every quiz question you get right
- EFF Dice-Generated Passphrases eff.org makes a strong passphrase you can actually remember
- Eldritch Foundry eldritch-foundry.com lets you design a custom miniature of your D&D character
- Elements of AI elementsofai.com teaches you to use AI well at work or school, for free
- ElevenLabs elevenlabs.io makes an AI copy of your own voice for voiceoversreads text aloud in a natural voice
- ElevenLabs Music elevenlabs.io makes a song from a text prompt
- Elicit elicit.com finds research papers that answer your question
- Elliott Report company contacts elliott.org gets you past the phone menu to a real person
- Eloquent JavaScript eloquentjavascript.net teaches you how JavaScript really works, beyond the basics
- EmailFuture.com emailfuture.com sends a letter to your future self
- EMSC emsc-csem.org shows earthquakes around the world as they happen
- Encycolorpedia encycolorpedia.com tells you everything about a color code
- English-Corpora.org english-corpora.org charts how often a word showed up in books over the centuries
- Episode episode.wtf plays a daily game where you guess the movie from a few frames
- Epoch Converter epochconverter.com turns a Unix timestamp into a real date
- ESA/Webb Picture of the Month esawebb.org shows one amazing picture of space every day, with a caption from an astronomer
- eSIMDB esimdb.com compares eSIM data plans so your phone works cheaply abroad
- ESO Picture of the Week eso.org shows one amazing picture of space every day, with a caption from an astronomer
- EtherCalc ethercalc.net makes a spreadsheet anyone can edit from a link, no account needed
- EU Air Passenger Rights europa.eu tells you what an airline owes you when your flight is delayed or canceled
- Every Time Zone everytimezone.com finds a time that works across time zones
- Everything voidtools.com finds any file on your PC the instant you type
- Evil Buttons evilbuttons.com gives you free animated buttons you can add to a React site with one command
- EWG Skin Deep ewg.org explains what the ingredients in your skincare actually do
- Excalidraw excalidraw.com lets you sketch diagrams on a whiteboard
- Excel Easy excel-easy.com teaches you Excel for free, from the basics to formulas
- Exceljet exceljet.net teaches you Excel for free, from the basics to formulas
- eXHALeR xhalr.com calms you down in about a minute when you're stressed
- exif.tools exif.tools shows a photo's hidden metadata and strips it out
- Exodus Privacy reports.exodus-privacy.eu.org shows which trackers are hidden in an Android app
- explain xkcd explainxkcd.com has the stick-figure comic about science, math and nerdy life
- Explainpaper explainpaper.com explains the confusing parts of a research paper in plain English
- explainshell explainshell.com explains a shell command piece by piece
- Explorable Explanations explorabl.es explains how things work with interactive visuals
- Explore Fall explorefall.com predicts when the fall leaves will peak where you are
- Explore.org Live Cams explore.org lets you watch wild animals on live nature cams
- ExRx.net exrx.net shows you exercises for any muscle you want to work
- Ezgif ezgif.com turns a video into a GIF
- Ezgif Video Cutter ezgif.com trims or crops a video in your browser
- ezyZip ezyzip.com opens zip, rar and 7z files without installing anything
F
- F-Secure Online Shopping Checker f-secure.com checks if an online store is a scam
- Facepixelizer facepixelizer.com blurs faces or license plates in a photo
- FactCheck.org factcheck.org checks whether a viral claim, quote or rumor is true
- FAIR Health Consumer fairhealthconsumer.org shows what a medical or dental procedure typically costs in your area
- FakeUpdate.net fakeupdate.net shows a fake 'installing updates' screen to prank someone
- fal Image Upscaler fal.ai upscales a low-resolution image
- Falstad Applets falstad.com lets you play with science simulations
- Falstad Circuit Simulator falstad.com simulates electronic circuits
- FamilySearch familysearch.org helps you build your family tree and find your ancestors for free
- Fantasy Name Generators fantasynamegenerators.com makes up names and ideas for your characters, places and stories
- Fast.com fast.com tests your internet speed
- FatFingers fatfingers.com finds eBay bargains hidden by spelling mistakes
- Fathom fathom.ai takes notes and writes a summary of your video calls
- favicon.io favicon.io makes a favicon for every browser and device
- Fax.Plus fax.plus sends a fax without a fax machine
- FaxZero faxzero.com sends a fax without a fax machine
- FCC National Broadband Map broadbandmap.fcc.gov shows which internet providers actually serve your address
- FEC campaign finance data fec.gov shows who gives money to your politicians
- Feeding America Food Bank Finder feedingamerica.org finds free local help with food, rent, utility bills and more
- Fender Online Tuner fender.com tunes your guitar or any instrument using your mic
- fffuel fffuel.co makes abstract backgrounds and wallpapers
- Figma figma.com designs app and website screens, alone or with a team
- FileInfo fileinfo.com tells you what a weird file is and what opens it
- FilePizza file.pizza sends files between your phone and computer
- FILExt filext.com tells you what a weird file is and what opens it
- Find a Grave findagrave.com finds where someone is buried
- findhelp findhelp.org finds free local help with food, rent, utility bills and more
- Firecrawl firecrawl.dev turns any web page into clean text an AI can read
- Fireflies fireflies.ai takes notes and writes a summary of your video calls
- Firefox Relay relay.firefox.com hides your real email address behind forwarding aliases
- FiveFilters Block Ads blockads.fivefilters.org tests if your ad blocker is actually blocking anything
- Flat flat.io writes sheet music and plays it back
- Flaticon flaticon.com has free icons for anything
- Flexbox Froggy flexboxfroggy.com teaches you CSS flexbox by playing a little game with frogs
- FlightAware flightaware.com shows every plane in the sky right now
- FlightConnections flightconnections.com shows every nonstop flight from your airport on a map
- Flightradar24 flightradar24.com shows every plane in the sky right now
- FlightsFrom flightsfrom.com shows every nonstop flight from your airport on a map
- Fliki fliki.ai turns a script into a video with an AI presenter or voiceover
- Flipsnack flipsnack.com turns a PDF into a page-turning flipbook you can share with a link
- FloodMap floodmap.net lets you drain the oceans or flood the whole planet
- Floor796 floor796.com lets you explore a giant animated scene packed with pop-culture cameos
- Floorplanner floorplanner.com draws a floor plan of your home
- FlossCross flosscross.com turns a photo into a cross stitch pattern
- Flourish flourish.studio turns your data into a clean chart or map
- Flow flowoss.com opens and reads EPUB ebooks right in your browser
- Flowchart Fun flowchart.fun turns a few lines of text into a flowchart
- FlowCV flowcv.com makes a good-looking resume for free
- FLUID fluid.krackeddevs.com makes abstract backgrounds and wallpapers
- fly.pieter.com fly.pieter.com lets you fly a plane anywhere on Earth in your browser
- Font In Logo fontinlogo.com tells you which font a famous logo uses
- Font Squirrel fontsquirrel.com has free fonts you can use for anything
- Font Squirrel Matcherator fontsquirrel.com tells you what font that is
- FontBase fontba.se shows your text in every font on your computer
- FontDrop! fontdrop.info shows every character and feature inside a font file
- Fontjoy fontjoy.com finds fonts that go well together
- Fontpair fontpair.co finds fonts that go well together
- Fonts In Use fontsinuse.com shows which fonts designers actually use in real projectstells you which font a famous logo uses
- Fontshare fontshare.com has free fonts you can use for anything
- Fontshare Pairs fontshare.com finds fonts that go well together
- FontStruct fontstruct.com lets you build your own font out of simple shapes
- FoodKeeper (USDA) foodsafety.gov tells you how long food keeps in the fridge, freezer or pantry
- Footer Design footer.design shows examples of one part of a web page at a time, like a navbar, footer or call-to-action
- Forebears forebears.io shows what your last name means and where in the world it's common
- Forensically 29a.ch checks if a photo has been edited or faked
- Forvo forvo.com shows how to pronounce a word, said by real people
- FotoForensics fotoforensics.com checks if a photo has been edited or faked
- Fotor Collage Maker fotor.com makes a photo collage
- Framed framed.wtf plays a daily game where you guess the movie from a few frames
- Free Label Maker blondfrogs.github.io prints address labels from a list
- Free Map Tools: Radius Around a Point freemaptools.com draws a circle on a map to show everything within a set distance
- Free Music Archive freemusicarchive.org finds free music you can use in your videos
- Free Programming Books ebookfoundation.github.io lists free programming books, courses and cheat sheets for any language
- Free Rider HD freeriderhd.com lets you draw a line for a little sledder to ride
- FreeCampsites.net freecampsites.net finds free and cheap places to camp
- freeCodeCamp freecodecamp.org teaches you to code from scratch for free
- FreeCodeTools Word Counter freecodetools.org counts the words and characters in your text
- FreeConvert freeconvert.com converts any file to any format
- Freecycle freecycle.org finds free stuff people near you are giving away
- Freerice freerice.com donates rice to people in need for every quiz question you get right
- Freesound freesound.org finds free sound effects
- FreeSVG freesvg.org finds free public domain clip art you can use for anything
- FTC Refund Programs ftc.gov lists class-action settlements you can claim money from
- Furkot trips.furkot.com plans your trip day by day on a map you can share
- FutureLetter futureletter.org sends a letter to your future self
- FutureMe futureme.org sends a letter to your future self
G
- Gaming Couch gamingcouch.com plays quick party games with friends on a call
- Gamma gamma.app makes a slide deck from a prompt or your notes
- Gapminder Tools gapminder.org shows charts and data on how the world is changing
- Gartic Phone garticphone.com lets you play a drawing game with friends online
- GasBuddy gasbuddy.com finds the cheapest gas nearby
- GDACS gdacs.org shows disasters and emergencies happening around the world right now
- GDevelop editor.gdevelop.io lets you make a video game in your browser
- GeekTyper geektyper.com makes you look like a movie hacker while you mash the keyboard
- Gemini gemini.google.com answers anything you ask, like a smart assistant you can chat withedits a photo when you describe the change you wantsummarizes a YouTube video so you don't have to watch all of it
- Gemini Notebook notebook.google summarizes a YouTube video so you don't have to watch all of itanswers questions about a long PDF and shows where it found the answer
- Gemini prompt design guide ai.google.dev teaches you how to write better AI prompts
- generatedata.com generatedata.com makes realistic fake data for testing
- Generative.fm generative.fm plays endless generative music to work or relax to
- Genius genius.com shows which songs a track samples, and who sampled it
- GeoFS geo-fs.com lets you fly a plane anywhere on Earth in your browser
- GeoGebra Graphing Calculator geogebra.org graphs any equation you type in
- GeoGuessr geoguessr.com drops you somewhere random on Earth to guess where
- Geophysical Institute Aurora Forecast gi.alaska.edu shows where the northern lights are glowing right now and how strong they will be
- getdesign.md getdesign.md gives your AI coding tool a good design to follow
- GetHuman gethuman.com gets you past the phone menu to a real person
- Ghidra ghidra-sre.org lets an AI take apart an app to show how it works
- GifCities gifcities.org finds the perfect GIF
- gifski gif.ski turns a video into a GIF
- GIPHY giphy.com finds the perfect GIF
- Git Immersion gitimmersion.com teaches you Git by letting you play with branches on a visual diagram
- GitHowTo githowto.com teaches you Git by letting you play with branches on a visual diagram
- GitHub Copilot github.com helps you write code right inside your editor
- GitHub gitignore templates github.com gives you a ready-made .gitignore file for your project
- Gitingest gitingest.com turns a GitHub project into one text file you can paste into an AI
- GiveWell givewell.org checks if a charity is legit and worth giving to
- Glasp glasp.co summarizes a YouTube video so you don't have to watch all of it
- Globalping globalping.io checks if a website loads from other countries
- Globle globle-game.com has a daily game where you guess the country by how close you are
- glTF Viewer gltf-viewer.donmccurdy.com opens a 3D model file without installing any software
- Glyphr Studio glyphrstudio.com turns your handwriting into a font you can type withlets you build your own font out of simple shapes
- Gnod gnod.com shows you bands similar to one you love, on a map
- Gnooks gnooks.com recommends a book to match the mood you're in
- Goblin Tools goblin.tools breaks a big, scary task into small steps you can actually start
- Godot Web Editor editor.godotengine.org lets you make a video game in your browser
- Going going.com emails you when flights from your airport go on sale
- Goodbudget goodbudget.com helps you make a budget and actually stick to it
- GoodRx goodrx.com finds the cheapest price for a prescription at nearby pharmacies
- Google Admin Toolbox Dig toolbox.googleapps.com looks up a domain's DNS records from around the world
- Google Arts & Culture artsandculture.google.com lets you tour museums and see famous art up close
- Google Books Ngram Viewer books.google.com shows which way of saying something people actually usecharts how often a word showed up in books over the centuries
- Google Calendar booking pages support.google.com lets people book a time with you without the back-and-forth
- Google Colab colab.research.google.com runs Python and AI code for free, even on a GPU
- Google Fact Check Explorer toolbox.google.com checks whether a viral claim, quote or rumor is true
- Google Feud googlefeud.com asks which of two things people Google more
- Google Flights google.com finds cheap flights when your dates are flexibleemails you when flights from your airport go on sale
- Google Flow flow.google.com turns a text prompt or a photo into a short AI video
- Google Fonts fonts.google.com has free fonts you can use for anythingshows your text in every font on your computer
- Google Fonts variable fonts fonts.google.com lets you try out variable fonts with live sliders
- Google Forms workspace.google.com builds a quick form or survey for free
- Google Hum to Search support.google.com identifies a song you can only hum
- Google Keep keep.google.com keeps simple notes synced on your phone and computer
- Google Labs labs.google lets you try thousands of new AI models for free
- Google Lens lens.google.com finds where an image came from
- Google Safe Browsing transparencyreport.google.com scans a link or file for viruses
- Google Safe Browsing report safebrowsing.google.com reports a phishing or scam website so others get warned
- Google Sheets workspace.google.com makes a spreadsheet anyone can edit from a link, no account needed
- Google Sites sites.google.com makes a simple one-page website
- Google Skills skills.google teaches you to use AI well at work or school, for free
- Google Translate translate.google.com translates text so it sounds natural, not robotic
- Google Translate Documents translate.google.com translates a whole PDF or Word file and keeps the layout
- goQR.me goqr.me makes QR codes that don't expire
- GotFreeFax gotfreefax.com sends a fax without a fax machine
- GOV.UK Foreign Travel Advice gov.uk tells you if a country is safe to visit right now
- GPT4All nomic.ai runs an AI chatbot entirely on your own computer
- GPTZero gptzero.me guesses whether text was written by AI (not reliably)
- Gradient Buttons gradientbuttons.colorion.co has thousands of free buttons, loaders and cards you can copy and paste
- Grammarly grammarly.com checks your grammar
- GrandPerspective grandperspectiv.sourceforge.net shows what's filling up your hard drive
- Graphite editor.graphite.art draws and edits vector graphics in your browser
- Green Web Check thegreenwebfoundation.org shows a website's carbon footprint
- Grid Garden cssgridgarden.com teaches you CSS flexbox by playing a little game with frogs
- Gridzzly gridzzly.com prints graph paper, dot grid or lined paper
- Grist docs.getgrist.com turns a spreadsheet into a simple database, like Airtable
- GSAP gsap.com animates anything on a web page with a few lines of JavaScript
- Guerrilla Mail guerrillamail.com gives you a throwaway email address
H
- Hacker Typer hackertyper.net makes you look like a movie hacker while you mash the keyboard
- Hacksplaining hacksplaining.com teaches you how hackers break into websites
- Hackster.io hackster.io shows you how to make almost anything, step by step
- Haikei haikei.app makes abstract backgrounds and wallpapers
- Hammer hammer.ink helps you write and organize a novel
- Handspeak handspeak.com teaches you American Sign Language for free
- Harper writewithharper.com checks your grammar
- Have I Been Pwned haveibeenpwned.com checks if your email was in a data breach
- HD Gradients gradient.style makes CSS gradients you can copy and paste
- Heavens-Above heavens-above.com tells you when the space station will fly over you
- HEIC to JPG by JPEGmini heictojpg.com turns iPhone HEIC photos into normal JPGs
- HEIC.online heic.online turns iPhone HEIC photos into normal JPGs
- Hemingway Editor hemingwayapp.com makes your writing clearer
- Hero Forge heroforge.com lets you design a custom miniature of your D&D character
- Hero Patterns heropatterns.com makes seamless repeating patterns
- HetrixTools hetrixtools.com alerts you when your website goes down
- Hex Viewer (WebBrowserTools) webbrowsertools.com lets you look inside and edit any file byte by byte
- HexEd.it hexed.it lets you look inside and edit any file byte by byte
- HeyGen heygen.com turns a script into a video with an AI presenter or voiceover
- Heyzine heyzine.com turns a PDF into a page-turning flipbook you can share with a link
- HighSpeedInternet.com highspeedinternet.com shows which internet providers actually serve your address
- Hipcamp hipcamp.com books campsites and permits at national parks and other public land
- HISTORY: This Day in History history.com shows what happened on any day in history
- Hive Detect hivedetect.ai checks if a photo, video or voice clip was made with AI
- Hiya hiya.com stops legitimate telemarketers from calling your cell or home phone
- HomeExchange homeexchange.com lets you swap homes with someone for a vacation
- HomeLink homelink.org lets you swap homes with someone for a vacation
- Hoppscotch hoppscotch.io tests an API without installing anything
- How Many People Are In Space Right Now? howmanypeopleareinspacerightnow.com shows who is in space right now
- How Poor Am I? howpoorami.org shows how rich or poor you are compared to everyone else
- How Rich Am I? (Giving What We Can) givingwhatwecan.org shows how rich or poor you are compared to everyone else
- Howjsay howjsay.com shows how to pronounce a word, said by real people
- HTML Ipsum webfx.com makes lorem ipsum placeholder text
- HTTP Observatory developer.mozilla.org grades a website's security settings
- httpbin httpbin.org gives you a free fake REST API to test your app against
- HubSpot Email Signature Generator hubspot.com makes a professional email signature for Gmail or Outlook
- HUD Fair Market Rents huduser.gov tells you if your rent is fair for the area
- Hugging Face Learn huggingface.co teaches you to build with AI, from apps and agents to your own models
- Hugging Face Spaces huggingface.co lets you try thousands of new AI models for free
- Human Benchmark humanbenchmark.com tests your reaction time and memory against everyone else
- Humata humata.ai answers questions about a long PDF and shows where it found the answer
I
- i2PDF PDF to Scan i2pdf.com makes a PDF look like it was printed and scanned
- Ian's Shoelace Site fieggen.com shows you how to tie any knot, step by step
- IBM SkillsBuild skillsbuild.org teaches you to use AI well at work or school, for free
- ICANN Lookup lookup.icann.org shows who owns a domain
- Iconify icon-sets.iconify.design has free icons for anything
- IconKitchen icon.kitchen makes app icons in every size iOS and Android need
- Identity Theft Resource Center idtheftcenter.org walks you through reporting identity theft and recovering from it
- IdentityTheft.gov identitytheft.gov walks you through reporting identity theft and recovering from it
- Ideogram ideogram.ai makes a picture from a text description
- IDPhoto4You idphoto4you.com makes a passport photo you can print at home
- IFComp ifcomp.org plays classic text adventures and interactive fiction right in your browser
- IFDB ifdb.org plays classic text adventures and interactive fiction right in your browser
- iFixit ifixit.com shows you how to fix your own stuff, step by step
- IFTTT ifttt.com connects your apps and automates repetitive tasks without code
- iHateRegex ihateregex.io tests regular expressions
- iLoveIMG iloveimg.com makes images smaller without wrecking them
- iLoveIMG Watermark iloveimg.com puts a watermark on your photos
- iLovePDF ilovepdf.com merges PDFsturns a PDF into a Word doc
- iLovePDF Compress ilovepdf.com makes a PDF smaller so you can email or upload it
- iLovePDF JPG to PDF ilovepdf.com turns a pile of photos into one PDF
- iLovePDF Organize PDF ilovepdf.com reorders the pages of a PDF
- iLovePDF PDF to Excel ilovepdf.com pulls a table out of a PDF and into Excel
- iLovePDF PDF to JPG ilovepdf.com turns each page of a PDF into an image
- iLovePDF Protect PDF ilovepdf.com puts a password on a PDF
- iLovePDF Split ilovepdf.com splits a PDF or pulls out just the pages you need
- Image Color Picker imagecolorpicker.com picks the exact color out of a photo
- Image Scrubber everestpipkin.github.io shows a photo's hidden metadata and strips it out
- ImageResizer.com imageresizer.com resizes a whole batch of photos at once
- ImageSplitter imagesplitter.net cuts one photo into a grid of tiles
- ImgBB imgbb.com uploads a picture and gives you a link to share
- Imgflip GIF Maker imgflip.com turns a video into a GIF
- Imgflip Meme Generator imgflip.com makes a meme
- In-The-Sky.org in-the-sky.org shows the night sky from where you are
- in2013dollars in2013dollars.com shows what money from the past is worth today
- iNaturalist inaturalist.org identifies a plant from a photo
- Incompetech incompetech.com finds free music you can use in your videos
- Incompetech Graph Paper incompetech.com prints graph paper, dot grid or lined paper
- Incredibox incredibox.com makes music and animations when you press keys
- Infinite Craft neal.fun lets you mix elements to discover new ones
- Infinite Mac infinitemac.org runs a classic Mac or old PC right in your browser
- INKEEDecoder inkeedecoder.com explains what the ingredients in your skincare actually do
- InspiroBot inspirobot.me makes up absurd inspirational quotes on stock photos
- Instant Domain Search instantdomainsearch.com finds an available domain name
- Instructables instructables.com shows you how to make almost anything, step by step
- Interaction Design Foundation ixdf.org explains the psychology rules behind good interface design
- Internet Archive archive.org has millions of free old movies, books, music and software
- Internet Encyclopedia of Philosophy iep.utm.edu explains any philosophy topic or philosopher in depth, written by experts
- Internet Fridge playhtml.fun lets anyone type anywhere on one endless shared page
- Internet History Roulette internethistoryroulette.com brings back the glittery look of 1990s GeoCities pages
- Internet.nl internet.nl runs a full checkup on any website
- Invoice Generator invoice-generator.com makes an invoice you can download as a PDF
- Invoice Ninja invoiceninja.com makes an invoice you can download as a PDF
- InvokeAI invoke-ai.github.io makes AI images on your own computer for free, with no credits or sign-up
- iO-808 io808.com lets you make beats on a drum machine
- IOPaint iopaint.com erases unwanted people and things from a photo
- iOS Icon Gallery iosicongallery.com shows great app icons for inspiration
- iOverlander ioverlander.com finds free and cheap places to camp
- IPinfo: What is my IP ipinfo.io shows your IP address and what it gives away about you
- ipleak.net ipleak.net checks if your VPN is leaking your real location
- IQAir Air Quality Map iqair.com shows the air quality near you right now
- Is It Down Right Now isitdownrightnow.com checks if a website is down for everyone
- Isometric NYC isometric.nyc shows a whole city as one giant pixel-art maplets you explore a giant animated scene packed with pop-culture cameos
- Isopolis San Francisco sf.isopolis.city shows a whole city as one giant pixel-art map
- Issuu issuu.com turns a PDF into a page-turning flipbook you can share with a link
- IsThereAnyDeal isthereanydeal.com finds the cheapest price for a PC game across every store
- IT-Tools it-tools.tech has dozens of handy little tools for developers in one place
- itch.io (browser games) itch.io has thousands of free indie games you can play right in your browser
J
- J.D. Power Car Values jdpower.com tells you what your car is worth before you sell or trade it in
- JabRef jabref.org keeps all your research sources organized and cites them for you
- jadx github.com lets an AI take apart an app to show how it works
- Jan jan.ai runs an AI chatbot entirely on your own computer
- JavaScript Algorithms and Data Structures github.com shows how sorting, graph and other algorithms work, animated one step at a time
- JeopardyLabs jeopardylabs.com makes a Jeopardy-style game board for a class or trivia night in a few minutes
- JetPunk jetpunk.com quizzes you on countries, capitals and flags on a maphas trivia quizzes on every topic you can think of
- Jfxr jfxr.frozenfractal.com makes retro 8-bit sound effects for games and videos
- Jigsaw Explorer jigsawexplorer.com lets you do jigsaw puzzles online, even with friends
- JigsawPuzzles.io jigsawpuzzles.io lets you do jigsaw puzzles online, even with friends
- Jimpl jimpl.com shows a photo's hidden metadata and strips it out
- Jina Reader jina.ai turns any web page into clean text an AI can read
- Jitsi Meet meet.jit.si hosts a video call without anyone needing an account
- Jitter jitter.video animates a logo or graphic and exports it as a video or GIF
- JKLM.FUN jklm.fun plays quick party games with friends on a call
- Josh Comeau's Gradient Generator joshwcomeau.com makes CSS gradients you can copy and paste
- Jotform jotform.com builds a quick form or survey for free
- JS Paint jspaint.app works just like old-school MS Paint
- JSFiddle jsfiddle.net lets you try out HTML, CSS and JavaScript
- jsfxr sfxr.me makes retro 8-bit sound effects for games and videos
- JSON Crack jsoncrack.com formats and checks messy JSON
- JSON Formatter & Validator jsonformatter.curiousconcept.com formats and checks messy JSON
- JSON Generator json-generator.com makes realistic fake data for testing
- JSON Hero jsonhero.io formats and checks messy JSON
- JSONLint jsonlint.com formats and checks messy JSON
- JSONPlaceholder jsonplaceholder.typicode.com gives you a free fake REST API to test your app against
- Jstris jstris.jezevec10.com lets you play Tetris against people online
- Just the Recipe justtherecipe.com shows just the recipe, without the life story and ads
- JustDeleteMe justdeleteme.xyz shows you how to delete your account from any website
- JustinGuitar justinguitar.com teaches you to play guitar for free, step by step
- JustWatch justwatch.com finds where a movie or show is streaming
- JWT.io jwt.io decodes Base64 and other scrambled-looking text
K
- Kage kage.design gives your AI coding tool a good design to follow
- Kaggle Notebooks kaggle.com runs Python and AI code for free, even on a GPU
- Kagi Small Web kagi.com searches only the old-school, hand-made personal web
- Kahoot kahoot.com makes a Jeopardy-style game board for a class or trivia night in a few minutes
- Kanopy kanopy.com lets you borrow ebooks, audiobooks and movies free with a library card
- Kapwing kapwing.com edits a video or podcast by editing the text transcript
- Kapwing Meme Maker kapwing.com makes a meme
- Kayak Cars kayak.com finds a cheaper rental car and keeps watching the price after you book
- KAYAK Explore kayak.com finds cheap flights when your dates are flexible
- Keepa keepa.com shows a product's price history before you buy
- KeepTrack app.keeptrack.space shows every satellite and piece of space junk orbiting Earth, live in 3D
- Kelley Blue Book kbb.com tells you what your car is worth before you sell or trade it in
- Kelley Blue Book Auto Repair Pricing kbb.com shows what a car repair should cost before you agree to the work
- keybr.com keybr.com teaches you to touch-type
- Keymash keymash.io lets you race other people at typing
- Khan Academy khanacademy.org teaches any school subject for free, at your own pace
- KiCad kicad.org opens KiCad circuit board files without installing KiCad
- KiCanvas kicanvas.org opens KiCad circuit board files without installing KiCad
- Kick Ass kickassapp.com lets you smash up a web page to blow off steam
- Kids-In-Mind kids-in-mind.com tells you if the dog dies before you watch a movie
- Kindred livekindred.com lets you swap homes with someone for a vacation
- Kinetics kinetics.colorion.co has free animated effects and components that make a website feel alive
- Kitbitz kitbitz.art has free illustrations for websites and slides
- Kittens Game kittensgame.com plays a clicker game that quietly eats your whole afternoon
- Kittl kittl.com makes flyers, invitations and social posts from templates
- Kiwi.com kiwi.com finds cheap flights when your dates are flexible
- Klangio klang.io turns a recording of an instrument into MIDI
- Kling AI kling.ai turns a text prompt or a photo into a short AI video
- Know Your Meme knowyourmeme.com explains where a meme came from and what it means
- Komoot komoot.com plans a bike route and exports it as a GPX file
- Kosmi kosmi.io lets you watch videos in sync with friends far away
- Krea krea.ai turns a rough sketch into a polished render
L
- Labnol Calendar Link Generator labnol.org makes an add-to-calendar link or .ics file for your event
- LALAL.AI lalal.ai removes the vocals from a song
- Land-book land-book.com shows great website designs for inspiration
- Landdding landdding.com shows great website designs for inspiration
- Langflow langflow.org lets you build an AI chatbot or agent by dragging blocks, no code
- Language Transfer languagetransfer.org teaches you a language for free
- LanguageTool languagetool.org checks your grammarmakes your writing clearer
- Lanjut lanjut.org makes a good-looking resume for free
- Lapa Ninja lapa.ninja shows great website designs for inspiration
- Last.fm last.fm keeps track of every song you listen to
- Laws of UX lawsofux.com explains the psychology rules behind good interface design
- LCD Dead Pixel Test jasonfarrell.com tests your screen for dead pixels
- Leaflet leafletjs.com adds a good-looking interactive map to your own website
- Learn and Test DMARC learndmarc.com checks if your emails will land in spam
- Learn Git Branching learngitbranching.js.org teaches you Git by letting you play with branches on a visual diagram
- Learn Prompting learnprompting.org teaches you how to write better AI prompts
- Learn X in Y Minutes learnxinyminutes.com gives you a quick tour of any programming language in one page
- Leonardo AI leonardo.ai makes a picture from a text description
- LettuceMeet lettucemeet.com finds a time when everyone is free
- Levels.fyi levels.fyi shows what people in a job really get paid
- Lexilogos Keyboards lexilogos.com types accents and foreign letters like é, ñ and ß
- Libby libbyapp.com lets you borrow ebooks, audiobooks and movies free with a library card
- Library Extension libraryextension.com finds which library near you has a book
- Library of Babel libraryofbabel.info holds every page of text that could ever be written
- Library of Congress Maps loc.gov finds old maps of any place
- LibreChat librechat.ai gives you a ChatGPT-style chat screen for AI models you run yourself
- LibreTexts libretexts.org has free college textbooks you can read online or download
- LibriVox librivox.org has free audiobooks of classic books
- Lichess lichess.org lets you play chess online for free, with no ads
- Lifeprint (ASL University) lifeprint.com teaches you American Sign Language for free
- Light Pollution Map lightpollutionmap.info shows where the sky is dark enough to see the stars
- LighterPack lighterpack.com adds up the weight of everything in your pack so you can pack lighter
- LightningMaps.org lightningmaps.org shows lightning strikes on a map as they happen
- Line Rider linerider.com lets you draw a line for a little sledder to ride
- LingoJam Fancy Text Generator lingojam.com turns plain text into fancy lettering you can copy and paste
- Linguee linguee.com looks up Spanish words and conjugates any verbshows real example sentences with translations to learn how a word is used
- Lipsum lipsum.com makes lorem ipsum placeholder text
- Liquid Glass glass.samasante.com gives your website Apple's see-through liquid glass look
- Liquid Glass React github.com gives your website Apple's see-through liquid glass look
- LisaGUI alpha.lisagui.com lets you click around a joke 90s computer desktop
- Listen Notes listennotes.com finds any podcast episode by guest, topic or what was said
- Listen to Wikipedia listen.hatnote.com turns live Wikipedia edits into music
- ListenBrainz listenbrainz.org keeps track of every song you listen to
- Literature Map literature-map.com recommends a book to match the mood you're in
- Little Alchemy littlealchemy.com lets you mix elements to discover new ones
- Little Alchemy 2 littlealchemy2.com lets you mix elements to discover new ones
- LiveATC.net liveatc.net lets you listen in on live air traffic control
- Livingcost livingcost.org compares the cost of living between two cities
- Lizard Point Quizzes lizardpoint.com quizzes you on countries, capitals and flags on a map
- Llama llama.app runs an AI chatbot entirely on your own computer
- LlamaParse llamaindex.ai turns a PDF, Word file or slide deck into clean Markdown for AI
- LLM Visualization bbycroft.net shows how ChatGPT-style AI works on the inside
- LobeHub lobehub.com gives you a ChatGPT-style chat screen for AI models you run yourself
- LocalSend localsend.org sends files between your phone and computer
- lofi ATC lofiatc.com lets you listen in on live air traffic control
- Lofi Girl lofigirl.com plays lofi beats with cozy animated scenes
- lofi.cafe lofi.cafe plays lofi beats with cozy animated scenes
- Logical Increments logicalincrements.com helps you build a PC with parts that work together
- Logoipsum logoipsum.com gives you fake placeholder logos for mockups and designs
- LogoMakr logomakr.com makes a simple logo for free
- Logseq logseq.com keeps notes that link to each other, like a second brain
- Look Scanned lookscanned.io makes a PDF look like it was printed and scanned
- LoonaPix loonapix.com puts your photo into a fun frame, poster or scene
- Lorem Picsum picsum.photos makes placeholder images for mockups and code
- LosslessCut github.com trims or crops a video in your browser
- Lovable lovable.dev builds a website or app from a plain-English description
- LoveCrafts lovecrafts.com finds knitting and crochet patterns
- Loyal Books loyalbooks.com has free audiobooks of classic books
- Lumo lumo.proton.me lets you chat with AI anonymously, with no account
- Lunacy icons8.com designs app and website screens, alone or with a team
M
- M3E Canvas lnkiai.github.io makes quick website wireframes
- Machine Learning for Kids machinelearningforkids.co.uk lets you teach a computer to recognize things, no coding needed
- macOS Icon Gallery macosicongallery.com shows great app icons for inspiration
- Magic Eraser magicstudio.com erases unwanted people and things from a photo
- Magic UI magicui.design has free animated effects and components that make a website feel alivegives you free animated buttons you can add to a React site with one command
- Mail-signatures.com mail-signatures.com makes a professional email signature for Gmail or Outlook
- mail-tester mail-tester.com checks if your emails will land in spam
- Mail.tm mail.tm gives you a throwaway email address
- Maildrop maildrop.cc gives you a throwaway email address
- Make make.com connects your apps and automates repetitive tasks without code
- Make a Meme makeameme.org makes a meme
- Make: Projects makezine.com shows you how to make almost anything, step by step
- MakeCode Arcade arcade.makecode.com lets you make a video game in your browser
- MakerWorld makerworld.com finds free 3D models to 3D print
- ManKier Explain mankier.com explains a shell command piece by piece
- Manua.ls manua.ls finds the manual for anything you own
- ManualsLib manualslib.com finds the manual for anything you own
- ManyPixels Gallery manypixels.co has free illustrations for websites and slides
- Map Developers circle tool mapdevelopers.com draws a circle on a map to show everything within a set distance
- MapChart mapchart.net lets you color in a map of countries or states
- mapcn mapcn.dev adds a good-looking interactive map to your own website
- MapCrunch mapcrunch.com drops you on a random street somewhere in the world
- MapFight mapfight.xyz shows how big countries really are
- MapInSeconds mapinseconds.com lets you color in a map of countries or states
- MapLibre GL JS maplibre.org adds a good-looking interactive map to your own website
- Marginalia Search marginalia-search.com searches only the old-school, hand-made personal web
- MarineTraffic marinetraffic.com shows ships at sea in real time
- Mark Cuban Cost Plus Drugs costplusdrugs.com finds the cheapest price for a prescription at nearby pharmacies
- Markdown Live Preview markdownlivepreview.com lets you write Markdown and see it formatted as you type
- Markdown to Word markdowntoword.io converts documents between Markdown, Word, HTML and more
- MarkItDown github.com turns a PDF, Word file or slide deck into clean Markdown for AI
- Markmap markmap.js.org makes a mind map
- Math is Fun mathsisfun.com explains math so it finally makes sense
- Mathler mathler.com plays a daily math puzzle like Wordle
- Mathway mathway.com answers math and science questions in plain English
- MDN Curriculum developer.mozilla.org shows you step by step what to learn to become a developer
- MDN Web Docs developer.mozilla.org tells you which browsers support a featureputs the documentation for every language and framework in one fast search box
- Mecabricks mecabricks.com lets you build a cozy little seaside town just by clicking
- Medicare Procedure Price Lookup medicare.gov shows what a medical or dental procedure typically costs in your area
- Mem0 mem0.ai gives your AI assistant a memory that lasts between chats
- Memory Toys memory.toys tests your reaction time and memory against everyone else
- Mendeley mendeley.com keeps all your research sources organized and cites them for you
- Mentimeter mentimeter.com runs a quick poll you can share with a link
- Merlin Bird ID merlinbirds.org identifies a bird from its song or a photo
- Mermaid AI mermaid.ai turns your text into diagrams and infographics
- Mermaid Live Editor mermaid.live turns a few lines of text into a flowchart
- Merriam-Webster Thesaurus merriam-webster.com finds the word on the tip of your tongue
- Merry Sky merrysky.net gives you a clean, clear weather forecast
- Meshy meshgradient.in makes abstract backgrounds and wallpapers
- Meshy meshy.ai turns a picture or a description into a 3D model
- Meta Tags metatags.io shows how a link will look when shared on social media
- Method Draw editor.method.ac draws and edits vector graphics in your browser
- Metronome Online metronomeonline.com keeps time with a metronome
- MicroKit UI microkit.co has thousands of free buttons, loaders and cards you can copy and paste
- Microsoft Learn learn.microsoft.com teaches you to build with AI, from apps and agents to your own models
- Microsoft To Do to-do.office.com keeps your to-do list in sync on every device
- Microsoft Translator bing.com translates text so it sounds natural, not robotic
- MicTests mictests.com tests your microphone
- midee midee.app plays MIDI files as falling piano notes you can learn from
- Midiano midiano.com plays MIDI files as falling piano notes you can learn from
- Milanote milanote.com makes a mood board
- MindMup mindmup.com makes a mind map
- Minecraft Classic classic.minecraft.net plays the original Minecraft for free in your browser
- Minimal Gallery minimal.gallery shows clean, minimal website designs for inspiration
- Minute Cryptic minutecryptic.com gives you one cryptic crossword clue a day, with lessons
- Miro miro.com lets you sketch diagrams on a whiteboard
- MissingMoney missingmoney.com finds unclaimed money that's owed to you
- MIT AI Risk Repository airisk.mit.edu shows real cases where AI went wrong
- MIT OpenCourseWare ocw.mit.edu finds a free online course on anything
- MixedName mixedname.com helps you pick a baby name and tells you what it means
- Mixkit mixkit.co finds free sound effectshas free stock video clips you can use
- Mobbin mobbin.com shows how real apps design their screens
- Mochi mochi.cards makes flashcards that quiz you right before you'd forget
- Mockaroo mockaroo.com makes realistic fake data for testing
- Mockey mockey.ai puts your design on T-shirt, mug and packaging mockups
- MockUPhone mockuphone.com puts your screenshots into phone and laptop mockups
- Moises moises.ai removes the vocals from a songchanges a song's speed or key
- Mojeek mojeek.com searches the web without tracking you
- MolView molview.org lets you draw a molecule or look one up and spin it around in 3D
- Monkeytype monkeytype.com teaches you to touch-typelets you race other people at typing
- Monterey Bay Aquarium Live Cams montereybayaquarium.org lets you watch wild animals on live nature cams
- Moqups moqups.com makes quick website wireframes
- Motion motion.dev animates anything on a web page with a few lines of JavaScript
- Motion Gallery motionin.design has free animated effects and components that make a website feel alive
- Motion Primitives motion-primitives.com has free animated effects and components that make a website feel alive
- MotionPromptGallery motionpromptgallery.com shows AI-made motion graphics next to the prompts that made them
- Movebank movebank.org shows where real tagged sharks are swimming
- Movie Grid moviegrid.io plays a daily game where you guess the movie from a few frames
- Mozilla Monitor monitor.mozilla.org checks if your email was in a data breach
- Mullvad Connection Check mullvad.net checks if your VPN is leaking your real location
- Murdle murdle.com plays a daily murder mystery you solve with logic
- MuscleWiki musclewiki.com shows you exercises for any muscle you want to work
- MuseScore Studio musescore.org writes sheet music and plays it back
- Music-Map music-map.com shows you bands similar to one you love, on a map
- Musical Toys musical.toys lets you make a pretty tune by clicking squares on a grid
- Musicca Metronome musicca.com keeps time with a metronome
- musictheory.net musictheory.net teaches you music theory for free
- MxToolbox mxtoolbox.com checks if your emails will land in spam
- My Breed Match mybreedmatch.com finds the dog breed that fits your life
- My Free Bingo Cards myfreebingocards.com makes custom bingo cards you can print or play online with friends
- MyBib mybib.com formats your citations and bibliography in APA, MLA or Chicago
- MyFridgeFood myfridgefood.com finds a recipe from what's in your fridge
- MyHeritage In Color myheritage.com adds color to old black-and-white photos
- MyHeritage Photo Enhancer myheritage.com restores old, blurry photos of faces
- myNoise mynoise.net plays rain and calming background noise
N
- N2YO n2yo.com tells you when the space station will fly over youshows every satellite and piece of space junk orbiting Earth, live in 3D
- n8n n8n.io connects your apps and automates repetitive tasks without code
- Nameberry nameberry.com helps you pick a baby name and tells you what it means
- Namecheap Logo Maker namecheap.com makes a simple logo for free
- Nand2Tetris nand2tetris.org teaches how a computer works by having you build one
- NandGame nandgame.com teaches how a computer works by having you build one
- nanochat github.com shows how ChatGPT-style AI works on the inside
- Napkin napkin.ai turns your text into diagrams and infographics
- NASA Worldview worldview.earthdata.nasa.gov shows old satellite photos of any place so you can see how it changed
- NASA's Eyes science.nasa.gov lets you fly through the solar system in 3D with real NASA data
- National Do Not Call Registry donotcall.gov stops legitimate telemarketers from calling your cell or home phone
- National Hurricane Center nhc.noaa.gov tracks hurricanes and tropical storms and shows where they are headed
- National Weather Service weather.gov gives you a clean, clear weather forecast
- NaturalReader naturalreaders.com reads text aloud in a natural voice
- Navbar Gallery navbar.gallery shows examples of one part of a web page at a time, like a navbar, footer or call-to-action
- ncdu dev.yorhel.nl shows what's filling up your hard drive
- Neal.fun neal.fun takes you to a random useless websitehas all those fun interactive things
- Neatnik Calendar neatnik.net prints a blank calendar for any month or year
- Neocities neocities.org puts a website online by dragging in a folder
- Nerdle nerdlegame.com plays a daily math puzzle like Wordle
- Netcraft Report report.netcraft.com reports a phishing or scam website so others get warned
- Netcraft Site Report sitereport.netcraft.com shows what a website is built with
- NetKnots netknots.com shows you how to tie any knot, step by step
- Netlify Drop app.netlify.com puts a website online by dragging in a folder
- Netspeak netspeak.org shows which way of saying something people actually use
- Newgrounds newgrounds.com has thousands of free indie games you can play right in your browser
- NHTSA Recalls nhtsa.gov checks if your car has an open safety recall
- NICB VINCheck nicb.org checks if a used car was reported stolen, totaled or flooded before you buy it
- Nicky Case ncase.me explains how things work with interactive visuals
- Nielsen Norman Group nngroup.com explains the psychology rules behind good interface design
- Nightwave Plaza plaza.one plays lofi beats with cozy animated scenes
- Ninite ninite.com installs all your usual Windows apps at once
- NMVTIS Vehicle History vehiclehistory.bja.ojp.gov checks if a used car was reported stolen, totaled or flooded before you buy it
- NOAA Aurora 30 Minute Forecast spaceweather.gov shows where the northern lights are glowing right now and how strong they will be
- NOAA Tides & Currents tidesandcurrents.noaa.gov shows high and low tide times for any beach or harbor
- NoAdsWeather noadsweather.com gives you a clean, clear weather forecast
- Nobody.live nobody.live plays random home videos that nobody has watched
- Nomorobo nomorobo.com stops legitimate telemarketers from calling your cell or home phone
- NordVPN Scam Checker nordvpn.com checks if a text, email or link is a scam
- Noteflight noteflight.com writes sheet music and plays it back
- NoteGPT notegpt.io summarizes a YouTube video so you don't have to watch all of it
- Notepad notepad.js.org gives you a plain notepad in your browser that saves as you type
- Notion Avatar Maker notion-avatar.app makes a cute cartoon avatar of yourself
- novelWriter novelwriter.io helps you write and organize a novel
- NUKEMAP nuclearsecrecy.com shows what a nuclear bomb would do to your city
- Numbeo numbeo.com compares the cost of living between two cities
- NVIDIA Deep Learning Institute learn.nvidia.com teaches you to build with AI, from apps and agents to your own models
- NYT Connections nytimes.com lets you play endless word grids like NYT Connections
O
- OBS Studio obsproject.com records your screen right in the browser
- Obsidian obsidian.md keeps notes that link to each other, like a second brain
- Occupational Outlook Handbook bls.gov shows what people in a job really get paid
- OCEARCH Shark Tracker ocearch.org shows where real tagged sharks are swimming
- OCR.space ocr.space pulls the text out of an image
- OECD AI Incidents Monitor oecd.ai shows real cases where AI went wrong
- OG Image Gallery ogimage.gallery shows how top brands design their social media posts
- Old Farmer's Almanac Foliage Map almanac.com predicts when the fall leaves will peak where you are
- OldMapsOnline oldmapsonline.org finds old maps of any place
- OldWeb.today oldweb.today shows what a website used to look like
- Ollama ollama.com runs an AI chatbot entirely on your own computer
- Omio omio.com shows every way to get from one place to another by train, bus, ferry or plane
- Omni Calculator omnicalculator.com has a calculator for almost anything
- Omniglot omniglot.com shows how almost any language is written, with its alphabet and useful phrases
- On This Day onthisday.com shows what happened on any day in history
- One Minute Park oneminutepark.tv shows you the view from someone's window
- One Page Love onepagelove.com shows great website designs for inspiration
- OneCompiler onecompiler.com runs code in almost any programming language
- OneLook Thesaurus onelook.com finds the word on the tip of your tongue
- Onetime Secret onetimesecret.com shares a note that self-destructs after it's read
- OneZoom onezoom.org shows how every living thing on Earth is related
- Online 3D Viewer 3dviewer.net opens a 3D model file without installing any software
- Online Audio Cutter mp3cut.net cuts or joins audio files
- Online Audio Cutter: Change Pitch mp3cut.net changes a song's speed or key
- Online Doc Translator onlinedoctranslator.com translates a whole PDF or Word file and keeps the layout
- Online Etymology Dictionary etymonline.com shows where a word comes from
- Online Notepad onlinenotepad.org gives you a plain notepad in your browser that saves as you type
- Online Sequencer onlinesequencer.net lets you make a pretty tune by clicking squares on a grid
- Online Text Tools onlinetexttools.com turns a column of cells into a comma-separated list
- Online Tone Generator onlinetonegenerator.com plays test tones and checks your headphones, speakers and hearing
- Online Video Cutter online-video-cutter.com trims or crops a video in your browser
- Online Voice Recorder online-voice-recorder.com records a voice message and gives you a link to share
- Online2PDF online2pdf.com merges PDFsturns a scanned PDF into text you can search and copy
- OnlineMicTest onlinemictest.com tests your microphone
- OnlineMicTest Webcam Test onlinemictest.com tests your webcam
- OnlineOCR.net onlineocr.net pulls the text out of an image
- Onshape onshape.com does 3D CAD modeling right in your browser
- Open CAD Studio opencadstudio.com opens and edits AutoCAD DWG files for free
- Open Charge Map openchargemap.org plans an electric car road trip with charging stops
- Open Culture openculture.com has millions of free old movies, books, music and software
- Open Culture Free Courses openculture.com finds a free online course on anything
- Open Food Facts world.openfoodfacts.org shows what is really in a packaged food and how healthy it scores
- Open Library openlibrary.org lets you read classic books for free
- Open Peeps openpeeps.com has free illustrations for websites and slides
- Open Textbook Library open.umn.edu has free college textbooks you can read online or download
- Open UI open-ui.org shows how real design systems build each UI component
- Open WebUI openwebui.com gives you a ChatGPT-style chat screen for AI models you run yourself
- OpenAI Academy academy.openai.com teaches you to use AI well at work or school, for free
- OpenAlternative openalternative.co finds a free or better alternative to any app
- Openclipart openclipart.org finds free public domain clip art you can use for anything
- OpenCode opencode.ai lets an AI write and fix code for you right from your terminal
- OpenCorporates opencorporates.com looks up whether a company is real and who is behind it
- OpenCut opencut.app edits videos on a real timeline, right in your browser
- openDAW opendaw.studio lets you record and produce music in your browser
- OpenGraph opengraph.xyz shows how a link will look when shared on social media
- OpenGuessr openguessr.com drops you somewhere random on Earth to guess where
- OpenMTP openmtp.ganeshrvel.com copies files between an Android phone and a Mac over USB
- OpenReel Video openreel.video edits videos on a real timeline, right in your browser
- OpenResume open-resume.com makes a good-looking resume for free
- OpenRouter Chat openrouter.ai compares AI models side by side so you can see which is better
- OpenSecrets opensecrets.org shows who gives money to your politicians
- OpenSign opensignlabs.com sends a document for other people to sign online
- OpenStax openstax.org has free college textbooks you can read online or download
- Openverse openverse.org finds free, openly licensed images and art you can reuse
- oPhysics ophysics.com lets you play with science simulations
- Optery optery.com helps you opt out of data broker sites
- Optical Illusions & Visual Phenomena michaelbach.de shows optical illusions you can play with
- Optical Toys optical.toys shows optical illusions you can play with
- OpusClip opus.pro cuts a long video into short clips for TikTok, Reels and Shorts
- OSV-Scanner google.github.io checks your developer computer for compromised packages and extensions
- Otter otter.ai takes notes and writes a summary of your video calls
- Our World in Data ourworldindata.org shows charts and data on how the world is changing
- Outrider Bomb Blast outrider.org shows what a nuclear bomb would do to your city
- Overleaf overleaf.com writes LaTeX papers and math documents in your browser
P
- Packstack packstack.io adds up the weight of everything in your pack so you can pack lighter
- Page Flows pageflows.com shows how real apps design their screens
- Page Rage page-rage.com lets you smash up a web page to blow off steam
- PageSpeed Insights pagespeed.web.dev tests how fast a web page loads
- Paint Toys paint.toys turns your doodles into flowing, symmetrical art
- Paint.js.org paint.js.org works just like old-school MS Paint
- PairDrop pairdrop.net sends files between your phone and computer
- Palace thepalaceproject.org lets you borrow ebooks, audiobooks and movies free with a library card
- Palette palette.fm adds color to old black-and-white photos
- Palette.fm palette.fm restores old, blurry photos of faces
- Paletton paletton.com makes color palettes
- Pangram pangram.com guesses whether text was written by AI (not reliably)
- Paperguide paperguide.ai explains the confusing parts of a research paper in plain English
- Parcels parcelsapp.com tracks any package from any carrier
- Parchment iplayif.com plays classic text adventures and interactive fiction right in your browser
- Park Tool Repair Help parktool.com shows you how to fix your bike yourself
- park.fan park.fan shows live ride wait times and crowd forecasts at theme parks
- Passkey Directory passkeys.2fa.directory shows which sites let you turn on two-factor login
- passkeys.directory passkeys.directory shows which sites let you turn on two-factor login
- Passport Index passportindex.org tells you if you need a visa or other documents for a trip
- Password Pusher pwpush.com shares a note that self-destructs after it's read
- Patatap patatap.com makes music and animations when you press keys
- Pattern Monster pattern.monster makes seamless repeating patterns
- Patternico patternico.com makes seamless repeating patterns
- Paul's Online Math Notes tutorial.math.lamar.edu explains math so it finally makes sense
- PaycheckCity paycheckcity.com calculates your take-home pay after taxes
- PBGC Unclaimed Retirement Benefits pbgc.gov finds a lost 401(k) or pension from an old job
- PCjs Machines pcjs.org runs a classic Mac or old PC right in your browser
- PCPartPicker pcpartpicker.com helps you build a PC with parts that work together
- PDClipart pdclipart.org finds free public domain clip art you can use for anything
- PDF Resizer pdfresizer.com crops the white margins off a PDF
- PDF24 Compare tools.pdf24.org shows exactly what changed between two versions of a document
- PDF24 Crop PDF tools.pdf24.org crops the white margins off a PDF
- PDF24 JPG to PDF tools.pdf24.org turns a pile of photos into one PDF
- PDF24 OCR tools.pdf24.org turns a scanned PDF into text you can search and copy
- PDF24 PDF to EPUB tools.pdf24.org turns a PDF into an ebook that reads well on a Kindle or e-reader
- PDF24 PDF to JPG tools.pdf24.org turns each page of a PDF into an image
- PDF24 Protect PDF tools.pdf24.org puts a password on a PDF
- PDF24 Rearrange PDF tools.pdf24.org reorders the pages of a PDF
- PDF24 Redact tools.pdf24.org blacks out private information in a PDF for good
- PDF24 Split tools.pdf24.org splits a PDF or pulls out just the pages you need
- PDF24 Tools tools.pdf24.org merges PDFsmakes a PDF smaller so you can email or upload it
- PDF2Go Split pdf2go.com splits a PDF or pulls out just the pages you need
- PDFAnnotations pdfannotations.com extracts PDF comments, highlights, and annotations
- PDFCrowd pdfcrowd.com saves a web page as a clean PDF without the ads
- PDFescape pdfescape.com lets you edit the text in a PDFlets you fill out a PDF form without printing it
- PDFgear pdfgear.com lets you edit the text in a PDF
- pdfme Playground playground.pdfme.com lets you design a PDF template and fill it from code
- PDFsam pdfsam.org splits a PDF or pulls out just the pages you need
- PDFTables pdftables.com pulls a table out of a PDF and into Excel
- Penpot penpot.app makes quick website wireframesdesigns app and website screens, alone or with a team
- Permission Slip joindeleteme.com shows you how to delete your account from any website
- Perplexity perplexity.ai answers questions with sources you can check
- PersoFoto persofoto.com makes a passport photo you can print at home
- Pet Poison Helpline poison list petpoisonhelpline.com tells you if a plant is poisonous to your cat, dog or horse
- Petit Tube petittube.com plays random home videos that nobody has watched
- Pew middle-class calculator pewresearch.org shows how rich or poor you are compared to everyone else
- Pexels pexels.com has free stock photos you can actually use
- Pexels Videos pexels.com has free stock video clips you can use
- PhET Interactive Simulations phet.colorado.edu lets you play with science simulations
- Philosophy Basics philosophybasics.com explains any philosophy topic or philosopher in depth, written by experts
- Pho.to funny.pho.to puts your photo into a fun frame, poster or scene
- PhotoFunia photofunia.com puts your photo into a fun frame, poster or scene
- Photopea photopea.com works like Photoshop in your browser
- PhotoRec cgsecurity.org gets back files you deleted by accident
- Photoroom photoroom.com removes image backgrounds
- Photoshop on the web photoshop.adobe.com works like Photoshop in your browser
- Photoskop photoskop.com teaches you how camera settings work
- Pi-Search angio.net holds every page of text that could ever be written
- Pic2Pat pic2pat.com turns a photo into a cross stitch pattern
- Pick Your Part pyp.com finds a used car part at junkyards near you
- Picker Wheel pickerwheel.com spins a wheel to pick a random name or decision
- Picrew picrew.me makes a cute cartoon avatar of yourself
- Pilestone Simulator pilestone.com shows how your design looks to people who are colorblind
- PineTools Split Image pinetools.com cuts one photo into a grid of tiles
- ping.pe ping.pe checks if a website loads from other countries
- Pink Trombone dood.al lets you conduct a choir of singing blobs
- Piskel piskelapp.com makes pixel art and animated sprites
- Pitch pitch.com makes a slide deck from a prompt or your notes
- Pixabay pixabay.com has free stock photos you can actually use
- Pixabay Music pixabay.com finds free music you can use in your videos
- Pixabay Videos pixabay.com has free stock video clips you can use
- Pixel Thoughts pixelthoughts.co calms you down in about a minute when you're stressed
- Pixelorama orama-interactive.itch.io makes pixel art and animated sprites
- Pixilart pixilart.com makes pixel art and animated sprites
- Pixlr pixlr.com works like Photoshop in your browser
- Pl@ntNet identify.plantnet.org identifies a plant from a photo
- Placehold placehold.co makes placeholder images for mockups and code
- Placeit placeit.net puts your design on T-shirt, mug and packaging mockups
- Plain Old Recipe plainoldrecipe.com shows just the recipe, without the life story and ads
- Planner 5D planner5d.com draws a floor plan of your home
- Planning Poker Online planningpokeronline.com lets your team vote on task estimates with planning poker
- Plant Smart plantsm.art tells you if a plant is poisonous to your cat, dog or horse
- Plantmaps plantmaps.com tells you your gardening zone and when frost is likely
- Playground playgroundai.com makes a picture from a text description
- PlayingCards.io playingcards.io lets you play real board games online with friends
- Playwright MCP github.com lets an AI browse and click around websites for you
- PlugShare plugshare.com plans an electric car road trip with charging stops
- Poetry Foundation poetryfoundation.org finds a poem for a wedding, a funeral or just a mood
- Poets.org poets.org finds a poem for a wedding, a funeral or just a mood
- Poison Help poisonhelp.hrsa.gov tells you what to do if someone swallowed something they should not have
- Poker Now pokernow.com lets you play poker with friends online by just sharing a link
- PokerTH Web webclient.pokerth.net lets you play poker with friends online by just sharing a link
- Poki poki.com has thousands of free indie games you can play right in your browser
- Polotno Studio polotno.com makes flyers, invitations and social posts from templates
- Poly Haven polyhaven.com has free 3D models, textures and HDRIs with no strings
- Poly Pizza poly.pizza has free 3D models, textures and HDRIs with no strings
- Pomodor pomodor.app runs a pomodoro timer to help you focus
- Pomofocus pomofocus.io runs a pomodoro timer to help you focus
- PortSwigger Web Security Academy portswigger.net teaches you how hackers break into websites
- PostgreSQL Exercises pgexercises.com teaches you SQL with short lessons and exercises you run right in the browser
- Postimages postimages.org uploads a picture and gives you a link to share
- Postman postman.com tests an API without installing anything
- Posts.design posts.design shows how top brands design their social media posts
- Power Plugs & Sockets of the World power-plugs-sockets.com shows what plug and voltage a country uses so you bring the right adapter
- Power Thesaurus powerthesaurus.org finds a better word than the one you keep using
- PowerToys Color Picker learn.microsoft.com picks the exact color out of a photo
- PowerToys Text Extractor learn.microsoft.com pulls the text out of an image
- Prettier Playground prettier.io tidies up messy or squashed code so you can read it
- Price of Travel priceoftravel.com shows what a day of travel really costs in almost any country
- PriceCharting pricecharting.com shows what old video games, trading cards and comics are worth
- Printables printables.com finds free 3D models to 3D print
- PrintFriendly printfriendly.com saves a web page as a clean PDF without the ads
- Privacy Guides privacyguides.org suggests privacy-friendly alternatives to the apps you use
- PrivacySpy privacyspy.org sums up the terms of service you never read
- PrivateBin privatebin.net pastes text or code and gives you a link to share
- Privnote privnote.com shares a note that self-destructs after it's read
- Product Chart productchart.com compares laptops, phones and monitors by the specs you care about
- Project Based Learning github.com teaches you to code from scratch for free
- Project Euler projecteuler.net makes you a better coder with games and puzzles
- Project Gutenberg gutenberg.org lets you read classic books for free
- Prompt Engineering Guide promptingguide.ai teaches you how to write better AI prompts
- Prospre prospre.io makes a meal plan that hits your calorie and protein goals
- Proton Docs proton.me lets you write and share documents with end-to-end encryption
- Proton Mail proton.me gives you a private, encrypted email account
- Proton Pass Password Generator proton.me makes strong passwords
- Ptable ptable.com lets you explore the periodic table
- Ptree ptree.org shows how every living thing on Earth is related
- Public API Lists public-api-lists.github.io finds a free API for almost anything
- Public APIs github.com finds a free API for almost anything
- PublicAPIs.dev publicapis.dev finds a free API for almost anything
- PureRef pureref.com makes a mood board
- Push to Kindle pushtokindle.com sends a PDF or ebook to your Kindle
- PuzzGrid puzzgrid.com lets you play endless word grids like NYT Connections
- Python Tutor pythontutor.com shows how your code runs, one step at a time
Q
- QRCode Monkey qrcode-monkey.com makes QR codes that don't expire
- Queue-Times queue-times.com shows live ride wait times and crowd forecasts at theme parks
- Quick, Draw! quickdraw.withgoogle.com guesses what you're drawing
- QuickRef.ME quickref.me gives you a quick tour of any programming language in one page
- QuillBot Grammar Checker quillbot.com checks your grammar
- QuillBot Paraphraser quillbot.com rewords a sentence that is not coming out right
- Quizlet quizlet.com makes flashcards that quiz you right before you'd forget
- Quote Investigator quoteinvestigator.com checks who really said a famous quote
R
- radio aporee ::: maps aporee.org plays real nature sounds recorded all over the world
- Radio Garden radio.garden shows you the view from someone's windowplays radio stations from anywhere on Earthplays music from any decade and country
- Radiooooo radiooooo.com plays music from any decade and country
- RAGFlow ragflow.io lets you build an AI chatbot or agent by dragging blocks, no code
- Rainy Mood rainymood.com plays rain and calming background noise
- Rallly rallly.co finds a time when everyone is free
- Random Street View randomstreetview.com drops you on a random street somewhere in the world
- Random User Generator randomuser.me gives you a free fake REST API to test your app against
- RANDOM.ORG List Randomizer random.org spins a wheel to pick a random name or decision
- Ravelry ravelry.com finds knitting and crochet patterns
- Raw Pics.io raw.pics.io opens and converts camera RAW photos in your browser
- RAWGraphs app.rawgraphs.io turns your data into a clean chart or map
- RawTherapee rawtherapee.com opens and converts camera RAW photos in your browser
- ray.so ray.so makes beautiful screenshots of code
- RCSB Protein Data Bank rcsb.org lets you draw a molecule or look one up and spin it around in 3D
- REA rea.tools lets an AI take apart an app to show how it works
- React-PDF Playground react-pdf.org lets you design a PDF template and fill it from code
- Reactive Resume rxresu.me makes a good-looking resume for free
- Readable readable.com makes your writing clearer
- Readest web.readest.com opens and reads EPUB ebooks right in your browser
- RealFaviconGenerator realfavicongenerator.net makes a favicon for every browser and device
- Realtime Colors realtimecolors.com makes color palettes
- Recent recent.design shows great website designs for inspiration
- RecordScreen.io recordscreen.io records your screen right in the browser
- Recreation.gov recreation.gov books campsites and permits at national parks and other public land
- redact.photo redact.photo blurs faces or license plates in a photo
- Redactable redactable.com blacks out private information in a PDF for good
- Redactle redactle.net races you from one Wikipedia article to another using only links
- Redirect Detective redirectdetective.com shows where a short link really goes before you click
- RedKetchup Color Picker redketchup.io picks the exact color out of a photo
- Reedsy Studio reedsy.com helps you write and organize a novel
- Reelgood reelgood.com finds where a movie or show is streaming
- Refero refero.design shows how real apps design their screens
- Refero Styles styles.refero.design gives your AI coding tool a good design to follow
- Regex Dictionary visca.com finds words that fit a crossword clue and the letters you have
- regex101 regex101.com tests regular expressions
- RegexLearn regexlearn.com teaches you regular expressions with short hands-on lessons
- RegexOne regexone.com teaches you regular expressions with short hands-on lessons
- Regexper regexper.com tests regular expressions
- RegExr regexr.com tests regular expressions
- Regular-Expressions.info regular-expressions.info teaches you regular expressions with short hands-on lessons
- Remember The Milk rememberthemilk.com keeps your to-do list in sync on every device
- remove.bg remove.bg removes image backgrounds
- Rentometer rentometer.com tells you if your rent is fair for the area
- Rentry rentry.co pastes text or code and gives you a link to share
- Repair Clinic repairclinic.com shows you how to fix your own stuff, step by step
- RepairPal repairpal.com shows what a car repair should cost before you agree to the work
- Replit replit.com builds a website or app from a plain-English description
- Repomix repomix.com turns a GitHub project into one text file you can paste into an AI
- ReportFraud.ftc.gov reportfraud.ftc.gov files a complaint against a bank or lender that they have to answerreports a phishing or scam website so others get warned
- ReqBin reqbin.com tests an API without installing anything
- Resilio Sync resilio.com keeps folders in sync between your devices with no cloud
- RetailMeNot retailmenot.com finds coupon codes before you check out
- Retirement Savings Lost and Found lostandfound.dol.gov finds a lost 401(k) or pension from an old job
- Reverse Dictionary reversedictionary.org finds the word on the tip of your tongue
- Rhymer rhymer.com finds words that rhyme
- RhymeZone rhymezone.com finds words that rhyme
- Rich Results Test search.google.com checks a web page for SEO problems
- Riseup Pad pad.riseup.net lets a group type in the same document at once, no accounts needed
- roadmap.sh roadmap.sh shows you step by step what to learn to become a developer
- Roadside America roadsideamerica.com finds strange and wonderful places to visit, near you or on a trip
- Rome2rio rome2rio.com shows every way to get from one place to another by train, bus, ferry or plane
- Row52 row52.com finds a used car part at junkyards near you
- RSC Periodic Table periodic-table.rsc.org lets you explore the periodic table
- RSOE EDIS rsoe-edis.org shows disasters and emergencies happening around the world right now
- RTINGS rtings.com compares laptops, phones and monitors by the specs you care about
- Ruwix ruwix.com times your Rubik's cube solves and tracks your speed over time
S
- Sandboxels neal.fun lets you play with falling sand
- Sandspiel sandspiel.club lets you play with falling sand
- SatelliteMap satellitemap.space shows every satellite and piece of space junk orbiting Earth, live in 3D
- Saturday Morning Breakfast Cereal smbc-comics.com has the stick-figure comic about science, math and nerdy life
- Scale of the Universe scaleofuniverse.com zooms from tiny to cosmic to show how big everything is
- ScamAdviser scamadviser.com checks if an online store is a scam
- SciSpace scispace.com explains the confusing parts of a research paper in plain English
- SciStarter scistarter.org lets you help real scientists from your couch
- Scratch scratch.mit.edu lets you make a video game in your browser
- ScreenPal Online Screen Recorder screen-recorder.com records your screen right in the browser
- Screenshot Studio screenshot-studio.com puts your screenshots into phone and laptop mockups
- Scribbr Citation Generator scribbr.com formats your citations and bibliography in APA, MLA or Chicago
- Scrum Poker Online scrumpoker-online.org lets your team vote on task estimates with planning poker
- SeatMaps seatmaps.com shows you the best seat on your plane before you pick one
- seaturtle.org Satellite Tracking seaturtle.org shows where real tagged sharks are swimming
- SEC EDGAR Company Search sec.gov looks up whether a company is real and who is behind it
- Security Headers securityheaders.com grades a website's security settings
- Security Planner securityplanner.consumerreports.org makes you a personal plan to stay safe online
- Sejda sejda.com lets you sign a PDF
- Sejda OCR sejda.com turns a scanned PDF into text you can search and copy
- Sejda PDF Editor sejda.com lets you edit the text in a PDF
- Selfh.st Apps selfh.st finds free apps you can run on your own server instead of paying for a subscription
- Semantic Reader semanticscholar.org explains the confusing parts of a research paper in plain English
- Semantic Scholar semanticscholar.org finds research papers that answer your question
- Semantle semantle.com makes you guess a secret word by how close in meaning you are
- Semi-Conductor experiments.withgoogle.com lets you conduct a choir of singing blobs
- Send to Kindle amazon.com sends a PDF or ebook to your Kindle
- Seobility SEO Checker seobility.net checks a web page for SEO problems
- SEOptimer seoptimer.com checks a web page for SEO problems
- Seterra geoguessr.com quizzes you on countries, capitals and flags on a map
- Seventh Sanctum seventhsanctum.com makes up names and ideas for your characters, places and stories
- shadcn/ui ui.shadcn.com gives you free ready-made buttons, forms and menus to copy into a React website
- ShadeMap shademap.app shows where the sun will be, and when it rises and sets, anywhere
- Shapecatcher shapecatcher.com finds any symbol or special character to copy and paste
- ShareCAD sharecad.org opens and edits AutoCAD DWG files for free
- ShareDrop sharedrop.io sends files between your phone and computer
- Sheldon Brown sheldonbrown.com shows you how to fix your bike yourself
- Sherpa apply.joinsherpa.com tells you if you need a visa or other documents for a trip
- Short.io short.io shortens a long link
- Shots shots.so puts your screenshots into phone and laptop mockups
- SignASL signasl.org teaches you American Sign Language for free
- Signature PDF pdf.24eme.fr lets you sign a PDF
- Silk weavesilk.com turns your doodles into flowing, symmetrical art
- Simon Tatham's Puzzle Collection chiark.greenend.org.uk lets you play dozens of logic puzzles with no ads
- Simple Icons simpleicons.org has the logo of almost any brand as a vector file
- SimpleLogin simplelogin.io hides your real email address behind forwarding aliases
- Simplenote simplenote.com keeps simple notes synced on your phone and computer
- SimplePDF simplepdf.com lets you fill out a PDF form without printing it
- SimplyNoise simplynoise.com plays rain and calming background noise
- SingleCare singlecare.com finds the cheapest price for a prescription at nearby pharmacies
- Siteinspire siteinspire.com shows clean, minimal website designs for inspiration
- SKELL skell.sketchengine.eu shows which way of saying something people actually use
- Sketchfab sketchfab.com has free 3D models, textures and HDRIs with no strings
- Sketchful.io sketchful.io lets you play a drawing game with friends online
- SkinSort skinsort.com explains what the ingredients in your skincare actually do
- skribbl.io skribbl.io lets you play a drawing game with friends online
- Sky-Map.org sky-map.org shows the night sky from where you are
- SkylineWebcams skylinewebcams.com shows live webcams from famous places around the world
- Skyscanner skyscanner.com finds cheap flights when your dates are flexible
- Sleep Calculator sleepcalculator.com tells you what time to go to bed so you wake up rested
- Slickdeals slickdeals.net finds the best deals other shoppers are sharing right now
- Sliding Shores slidingshores.com lets you drain the oceans or flood the whole planet
- Slow Roads slowroads.io lets you take an endless, relaxing drive
- Smallpdf smallpdf.com merges PDFslets you sign a PDFturns a PDF into a Word doc
- SmartAsset Paycheck Calculator smartasset.com calculates your take-home pay after taxes
- Smartraveller smartraveller.gov.au tells you if a country is safe to visit right now
- Smash fromsmash.com sends huge files
- Smoky Mountains Fall Foliage Map smokymountains.com predicts when the fall leaves will peak where you are
- Snappify snappify.com makes beautiful screenshots of code
- Snopes snopes.com checks whether a viral claim, quote or rumor is true
- Socket socket.dev checks your developer computer for compromised packages and extensions
- Solar System Scope solarsystemscope.com lets you fly through the solar system in 3D with real NASA data
- Solitr solitr.com plays classic card games like Hearts and Spades for free
- SongBPM songbpm.com finds a song's key and BPM
- SongGuesser songguesser.com identifies a song you can only hum
- Songless lessgames.com plays a daily game where you guess the song
- Soundiiz soundiiz.com moves your playlists from one music app to another
- Sounds of the Forest timberfestival.org.uk plays real nature sounds recorded all over the world
- SpaceWeatherLive spaceweatherlive.com shows where the northern lights are glowing right now and how strong they will be
- SpanishDict spanishdict.com looks up Spanish words and conjugates any verb
- Speechnotes speechnotes.co types what you say, so you can write with your voice
- Speedcube.com.au Timer speedcube.com.au times your Rubik's cube solves and tracks your speed over time
- Speedtest by Ookla speedtest.net tests your internet speed
- Spliit spliit.app splits shared expenses with friends
- Spline spline.design lets you design interactive 3D scenes for your website
- Splitwise splitwise.com splits shared expenses with friends
- Sporcle sporcle.com has trivia quizzes on every topic you can think of
- Spot the Station nasa.gov tells you when the space station will fly over you
- Spurious getspurious.com shows silly charts proving correlation isn't causation
- Spurious Correlations tylervigen.com shows silly charts proving correlation isn't causation
- SQL Teaching sqlteaching.com teaches you SQL with short lessons and exercises you run right in the browser
- SQLBolt sqlbolt.com teaches you SQL with short lessons and exercises you run right in the browser
- SQLite Viewer sqliteviewer.app opens a SQLite database file in your browser
- SQLite Viewer (inloop) inloop.github.io opens a SQLite database file in your browser
- SQLZoo sqlzoo.net teaches you SQL with short lessons and exercises you run right in the browser
- Squaredle squaredle.app plays the daily Wordle and word games like it
- Squoosh squoosh.app makes images smaller without wrecking them
- SSL Labs SSL Server Test ssllabs.com checks if a website's SSL certificate is set up right
- SSL Shopper SSL Checker sslshopper.com checks if a website's SSL certificate is set up right
- Stable Audio stableaudio.com makes a song from a text prompt
- Stable Diffusion WebUI github.com makes AI images on your own computer for free, with no credits or sign-up
- StackBlitz stackblitz.com lets you use VS Code in a browser tab
- StackEdit stackedit.io lets you write Markdown and see it formatted as you type
- Stagehand stagehand.dev lets an AI browse and click around websites for you
- Standard Ebooks standardebooks.org lets you read classic books for free
- Standard Notes standardnotes.com keeps simple notes synced on your phone and computer
- Stanford Encyclopedia of Philosophy plato.stanford.edu explains any philosophy topic or philosopher in depth, written by experts
- start.gg start.gg makes a tournament bracket
- Startpage startpage.com searches the web without tracking you
- Statistical 'Which Character' Quiz openpsychometrics.org tells you which fictional characters you're most like
- stats.fm stats.fm keeps track of every song you listen to
- Stellarium stellarium.org shows the night sky from where you are
- Stellarium Web stellarium-web.org shows the night sky from where you are
- StillTasty stilltasty.com tells you how long food keeps in the fridge, freezer or pantry
- Stirling PDF stirling.com edits and merges PDFs without uploading them anywhere
- Stitch Fiddle stitchfiddle.com turns a photo into a cross stitch pattern
- Storyset storyset.com has free illustrations for websites and slides
- StrawPoll strawpoll.com runs a quick poll you can share with a link
- Submagic Video Compressor submagic.co shrinks a video to fit Discord's upload limit
- Subtitle Edit nikse.dk generates subtitles for a video
- Subtitle Edit Online nikse.dk fixes out-of-sync subtitles and edits subtitle files
- Subtitle Tools subtitletools.com fixes out-of-sync subtitles and edits subtitle files
- Subtitles.app subtitles.app generates subtitles for a video
- Sucuri SiteCheck sitecheck.sucuri.net scans a link or file for viruses
- SudokuPad sudokupad.app lets you play dozens of logic puzzles with no ads
- SunCalc suncalc.org shows where the sun will be, and when it rises and sets, anywhere
- SunCalc (suncalc.net) suncalc.net shows where the sun will be, and when it rises and sets, anywhere
- Suno suno.com makes a song from a text prompt
- SuperCook supercook.com finds a recipe from what's in your fridge
- Supermemory supermemory.ai gives your AI assistant a memory that lasts between chats
- Surveillance Self-Defense ssd.eff.org makes you a personal plan to stay safe online
- SVG Repo svgrepo.com has free icons for anything
- SVG Viewer svgviewer.dev shrinks SVG files without breaking them
- SVG-Edit svgedit.netlify.app draws and edits vector graphics in your browser
- SVGcode svgco.de turns a logo or picture into a clean vector SVG
- SVGL svgl.app has the logo of almost any brand as a vector file
- SVGOMG jakearchibald.github.io shrinks SVG files without breaking them
- Sweet Home 3D sweethome3d.com draws a floor plan of your home
- SwissTransfer swisstransfer.com sends huge files
- switching.software switching.software suggests privacy-friendly alternatives to the apps you use
- SYMBL symbl.cc finds any symbol or special character to copy and paste
- Symbolab symbolab.com answers math and science questions in plain English
- Syncthing syncthing.net keeps folders in sync between your devices with no cloud
- Synthesia synthesia.io turns a script into a video with an AI presenter or voiceover
- System Design Primer github.com prepares you for a software engineering job interviewteaches you how big websites are built to handle millions of users
- Szynalski Tone Generator szynalski.com plays test tones and checks your headphones, speakers and hearing
T
- Tab for a Cause tab.gladly.io donates rice to people in need for every quiz question you get right
- TableConvert tableconvert.com edits a table and converts it between CSV, Excel, JSON and more
- Tabula tabula.technology pulls a table out of a PDF and into Excel
- Tactiq YouTube Transcript tactiq.io downloads the subtitles or transcript from a YouTube video
- Tally tally.so builds a quick form or survey for free
- Tatoeba tatoeba.org shows real example sentences with translations to learn how a word is used
- TCGplayer tcgplayer.com shows what old video games, trading cards and comics are worth
- Teach Yourself Computer Science teachyourselfcs.com shows you step by step what to learn to become a developer
- Teachable Machine teachablemachine.withgoogle.com lets you teach a computer to recognize things, no coding needed
- Tech Interview Handbook techinterviewhandbook.org prepares you for a software engineering job interview
- Telegraph telegra.ph starts a no-fuss blog with no ads or trackers
- Temp Mail temp-mail.org gives you a throwaway email address
- Tenor tenor.com finds the perfect GIF
- TensorFlow Playground playground.tensorflow.org shows how ChatGPT-style AI works on the inside
- teoria teoria.com teaches you music theory for free
- Terraink terraink.app draws every road in any city at once, making a surprisingly beautiful map
- TETR.IO tetr.io lets you play Tetris against people online
- Text Compare! text-compare.com compares two texts and highlights the differences
- Text to ASCII Art Generator patorjk.com turns whatever you type into big ASCII art you can copy and paste
- The Component Gallery component.gallery shows how real design systems build each UI component
- The Dyrt thedyrt.com books campsites and permits at national parks and other public land
- The Geocities Gallery geocities.restorativland.org brings back the glittery look of 1990s GeoCities pages
- The Guardian Cryptic theguardian.com gives you one cryptic crossword clue a day, with lessons
- The Higher Lower Game higherlowergame.com asks which of two things people Google more
- The Inflation Calculator (westegg) westegg.com shows what money from the past is worth today
- The Man in Seat 61 seat61.com explains how to travel by train anywhere in the world
- The Met Collection metmuseum.org lets you tour museums and see famous art up close
- The Modern JavaScript Tutorial javascript.info teaches you how JavaScript really works, beyond the basics
- The Music Lab tone test themusiclab.org tests if you're tone-deaf
- The Night Watch in 717 gigapixels hyper-resolution.org lets you tour museums and see famous art up close
- The Noun Project thenounproject.com has free icons for anything
- The Oatmeal theoatmeal.com has the stick-figure comic about science, math and nerdy life
- The Odin Project theodinproject.com teaches you to code from scratch for free
- The Photographic Periodic Table periodictable.com lets you explore the periodic table
- The Phrase Finder phrases.org.uk explains what a saying means and where it comes from
- The Powder Toy powdertoy.co.uk lets you play with falling sand
- The Pudding pudding.cool has all those fun interactive things
- The Rasterbator rasterbator.net turns a picture into a giant poster you print on regular paper
- The Scale of the Universe 2 htwins.net zooms from tiny to cosmic to show how big everything is
- The Size of Space (neal.fun) neal.fun zooms from tiny to cosmic to show how big everything is
- The True Size Of thetruesize.com shows how big countries really are
- The Useless Web theuselessweb.com takes you to a random useless website
- The Wiki Game thewikigame.com races you from one Wikipedia article to another using only links
- TheCocktailDB thecocktaildb.com finds cocktails you can make with what's in your cupboard
- TheIdioms theidioms.com explains what a saying means and where it comes from
- Thesaurus.com thesaurus.com finds a better word than the one you keep using
- Thingiverse thingiverse.com finds free 3D models to 3D print
- This Is Sand thisissand.com lets you play with falling sand
- This to That thistothat.com shows you how to fix your own stuff, step by step
- This Word Does Not Exist thisworddoesnotexist.com makes up absurd inspirational quotes on stock photos
- Thonny thonny.org shows how your code runs, one step at a time
- Thorium Reader edrlab.org opens and reads EPUB ebooks right in your browser
- three.js editor threejs.org lets you design interactive 3D scenes for your website
- ThriftBooks thriftbooks.com finds the cheapest copy of a book, new or used
- Thrifty Traveler thriftytraveler.com emails you when flights from your airport go on sale
- TickTick ticktick.com keeps your to-do list in sync on every device
- TiddlyWiki tiddlywiki.com keeps notes that link to each other, like a second brain
- Tide-Forecast tide-forecast.com shows high and low tide times for any beach or harbor
- Tiimo tiimoapp.com breaks a big, scary task into small steps you can actually start
- Tiiny Host tiiny.host puts a website online by dragging in a folder
- Tim's Printables Calendar Generator calendars.timvandevall.com prints a blank calendar for any month or year
- Time and Date Business Days Calculator timeanddate.com counts the working days between two dates
- time.gov time.gov shows the exact time and how far off your clock is
- Time.is time.is shows the exact time and how far off your clock is
- Time.lol time.lol turns a Unix timestamp into a real date
- timeanddate Meeting Planner timeanddate.com finds a time that works across time zones
- TimeGuessr timeguessr.com shows you an old photo and asks when and where it was taken
- TimeTree timetree.org shows how every living thing on Earth is related
- TinEye tineye.com finds where an image came from
- Tinkercad tinkercad.com does 3D CAD modeling right in your browser
- Tinkercad Circuits tinkercad.com simulates electronic circuits
- Tint & Shade Generator maketintsandshades.com turns one brand color into a full range of shades
- tints.dev tints.dev turns one brand color into a full range of shades
- TinyPNG tinypng.com makes images smaller without wrecking them
- TinyURL tinyurl.com shortens a long link
- TinyWow tinywow.com turns a PDF into a Word doc
- Title Case Converter titlecaseconverter.com converts text to uppercase, lowercase or title case
- tl;dv tldv.io takes notes and writes a summary of your video calls
- TLD-List tld-list.com finds an available domain name
- tldr pages tldr.inbrowser.app explains a shell command piece by piece
- tldraw tldraw.com lets you sketch diagrams on a whiteboard
- TLDRLegal tldrlegal.com helps you pick a license for your project
- Todoist todoist.com keeps your to-do list in sync on every device
- Toggl Track toggl.com tracks how long you spend on each project
- Tomato Timer toptal.com runs a pomodoro timer to help you focus
- ToneDeafTest.com tonedeaftest.com tests if you're tone-deaf
- ToneDear tonedear.com teaches you music theory for free
- ToneMatrix tonematrix.audiotool.com lets you make a pretty tune by clicking squares on a grid
- Toptal Colorfilter toptal.com shows how your design looks to people who are colorblind
- Toptal gitignore generator toptal.com gives you a ready-made .gitignore file for your project
- Toptal Sorting Animations toptal.com shows how sorting, graph and other algorithms work, animated one step at a time
- TopTracker toptal.com tracks how long you spend on each project
- ToS;DR tosdr.org sums up the terms of service you never read
- Touch Pianist touchpianist.com makes music and animations when you press keys
- TouringPlans touringplans.com shows live ride wait times and crowd forecasts at theme parks
- Townscaper (web) oskarstalberg.com lets you build a cozy little seaside town just by clicking
- TrackerControl trackercontrol.org shows which trackers are hidden in an Android app
- Tradle oec.world has a daily game where you guess the country by how close you are
- Train Jazz trainjazz.com turns live Wikipedia edits into music
- Trainline thetrainline.com explains how to travel by train anywhere in the world
- Trangram trangram.com animates a logo or graphic and exports it as a video or GIF
- Transformer Explainer poloclub.github.io shows how ChatGPT-style AI works on the inside
- Trash Nothing trashnothing.com finds free stuff people near you are giving away
- Travel.State.Gov travel.state.gov tells you if a country is safe to visit right now
- TravelHealthPro travelhealthpro.org.uk tells you which vaccines and health precautions your destination calls for
- Travle travle.earth has a daily game where you guess the country by how close you are
- TRELLIS.2 huggingface.co turns a picture or a description into a 3D model
- Tricount tricount.com splits shared expenses with friends
- Tropical Tidbits tropicaltidbits.com tracks hurricanes and tropical storms and shows where they are headed
- Try Pandoc pandoc.org converts documents between Markdown, Word, HTML and more
- TTSMaker ttsmaker.com reads text aloud in a natural voice
- Tunebat tunebat.com finds a song's key and BPM
- TuneIn tunein.com plays radio stations from anywhere on Earth
- TuneMyMusic tunemymusic.com moves your playlists from one music app to another
- Tuner Ninja tuner.ninja tunes your guitar or any instrument using your mic
- TurboScribe turboscribe.ai turns a recording into text without uploading it anywheregenerates subtitles for a video
- Turtlecute Ad Block Test adblock.turtlecute.org tests if your ad blocker is actually blocking anything
- Tuta tuta.com gives you a private, encrypted email account
- TV Tropes tvtropes.org names every storytelling trope and shows where it turns up
- Typatone typatone.com makes music and animations when you press keys
- Type Specimens typespecimens.xyz shows which fonts designers actually use in real projects
- TypeIt typeit.org types accents and foreign letters like é, ñ and ß
- TypeLit.io typelit.io teaches you to touch-type
- TypeRacer play.typeracer.com lets you race other people at typing
- Typewolf typewolf.com shows which fonts designers actually use in real projects
- TypingClub typingclub.com teaches you to touch-type
- Typst typst.app writes LaTeX papers and math documents in your browser
U
- UI Colors uicolors.app turns one brand color into a full range of shades
- UI Logos uilogos.co gives you fake placeholder logos for mockups and designs
- UIAble uiable.com gives you free ready-made buttons, forms and menus to copy into a React website
- uithub uithub.com turns a GitHub project into one text file you can paste into an AI
- Uiverse uiverse.io has thousands of free buttons, loaders and cards you can copy and pastegives you free animated buttons you can add to a React site with one command
- UK Companies House find-and-update.company-information.service.gov.uk looks up whether a company is real and who is behind it
- Ultimate Guitar ultimate-guitar.com finds the guitar chords to almost any song
- Unclaimed.org (NAUPA) unclaimed.org finds unclaimed money that's owed to you
- Unconsenting Media unconsentingmedia.org tells you if the dog dies before you watch a movie
- unDraw undraw.co has free illustrations for websites and slides
- UniGetUI devolutions.net installs all your usual Windows apps at once
- Universal Paperclips decisionproblem.com plays a clicker game that quietly eats your whole afternoon
- Universe Atlas universeatlas.org zooms from tiny to cosmic to show how big everything is
- Unix Time Stamp unixtimestamp.com turns a Unix timestamp into a real date
- Unmasked Poker unmasked.poker lets you play poker with friends online by just sharing a link
- Unshorten.It unshorten.it shows where a short link really goes before you click
- Unsplash unsplash.com has free stock photos you can actually use
- Update Faker updatefaker.com shows a fake 'installing updates' screen to prank someone
- Uppbeat uppbeat.io finds free music you can use in your videos
- Upscale.media upscale.media upscales a low-resolution image
- Upscayl upscayl.org upscales a low-resolution image
- UptimeRobot uptimerobot.com alerts you when your website goes down
- Urban Dictionary urbandictionary.com explains where a meme came from and what it means
- urlscan.io urlscan.io opens a suspicious link in a throwaway browser
- URLVoid urlvoid.com scans a link or file for viruses
- USDA FoodData Central fdc.nal.usda.gov shows what is really in a packaged food and how healthy it scores
- USDA Plant Hardiness Zone Map planthardiness.ars.usda.gov tells you your gardening zone and when frost is likely
- Use a Passphrase useapassphrase.com makes a strong passphrase you can actually remember
- USGS Latest Earthquakes earthquake.usgs.gov shows earthquakes around the world as they happen
- USPTO Trademark Search tmsearch.uspto.gov checks if a business name is already trademarked
V
- v-fonts v-fonts.com lets you try out variable fonts with live sliders
- v0 v0.app builds a website or app from a plain-English description
- v86 copy.sh runs a classic Mac or old PC right in your browser
- Vecta Nano vecta.io shrinks SVG files without breaking them
- Vectary vectary.com lets you design interactive 3D scenes for your website
- Vectorizer.AI vectorizer.ai turns a logo or picture into a clean vector SVG
- Vectorpea vectorpea.com draws and edits vector graphics in your browser
- VEED veed.io edits a video or podcast by editing the text transcript
- Ventusky ventusky.com shows the wind and weather swirling across the globe
- VeraCrypt veracrypt.io locks your files with encryption before they go to the cloud
- VerExif verexif.com shows a photo's hidden metadata and strips it out
- VERT vert.sh converts any file to any format
- Vertex42 vertex42.com prints a blank calendar for any month or year
- VesselFinder vesselfinder.com shows ships at sea in real time
- VibePrompt vibeprompts.dev gives you copy-and-paste prompts for website sections
- ViewSTL viewstl.com opens a 3D model file without installing any software
- Viggle viggle.ai makes a character in a photo dance or move like a video
- VinAudit vinaudit.com checks if a used car was reported stolen, totaled or flooded before you buy it
- Virtual Vacation virtualvacation.us lets you ride through cities around the world with the local radio on
- VirusTotal virustotal.com scans a link or file for viruses
- Visual Studio Code code.visualstudio.com lets you use VS Code in a browser tab
- Visual Studio Code for the Web vscode.dev lets you use VS Code in a browser tab
- Visual Watermark visualwatermark.com puts a watermark on your photos
- VisuAlgo visualgo.net shows how sorting, graph and other algorithms work, animated one step at a time
- Visualping visualping.io tells you when a web page changes
- visualrambling.space visualrambling.space explains how things work with interactive visuals
- Vizard vizard.ai cuts a long video into short clips for TikTok, Reels and Shorts
- Vizcom vizcom.com turns a rough sketch into a polished render
- Vocal Remover vocalremover.org removes the vocals from a song
- Vocaroo vocaroo.com records a voice message and gives you a link to share
- VoiceNotebook voicenotebook.com types what you say, so you can write with your voice
- VoiceStudio voicestudio.sh makes an AI copy of your own voice for voiceovers
- Vote Smart votesmart.org shows how your politicians actually vote
- VTracer visioncortex.org turns a logo or picture into a clean vector SVG
W
- W3C Link Checker validator.w3.org finds broken links on your website
- W3Schools w3schools.com teaches you to code from scratch for free
- W3Techs Site Info w3techs.com shows what a website is built with
- Waffle wafflegame.net plays the daily Wordle and word games like it
- Wakamai Fondue wakamaifondue.com shows every character and feature inside a font file
- Wanderlog wanderlog.com plans your trip day by day on a map you can share
- Watabou's Procgen Arcana watabou.github.io generates a whole fantasy world map for your D&D campaigngenerates random dungeons, characters and treasure for tabletop RPGs
- Watch Duty watchduty.org shows wildfires near you and warns you when they spread
- Watch2Gether w2g.tv lets you watch videos in sync with friends far away
- Watermarkly watermarkly.com puts a watermark on your photos
- Watermarkly Blur Face watermarkly.com blurs faces or license plates in a photo
- Wavacity wavacity.com cuts or joins audio files
- WAVE wave.webaim.org checks a website for accessibility problems
- Wayback Machine web.archive.org shows what a website used to look like
- Waymarked Trails hiking.waymarkedtrails.org finds hiking trails near you, with maps and recent reviews
- Weather Spark weatherspark.com shows the typical weather anywhere, month by month, so you can pick when to go
- Weaver wordwormdormdork.com plays the daily Wordle and word games like it
- Web Check web-check.xyz runs a full checkup on any website
- Web Design Museum webdesignmuseum.org shows what a website used to look like
- WebAIM Contrast Checker webaim.org checks if your text and background colors have enough contrast
- Webbkoll webbkoll.5july.net shows which trackers a website is hiding
- WebcamMicTest webcammictest.com tests your webcamtests your microphone
- WebcamTests webcamtests.com tests your webcam
- WebGL Fluid Simulation paveldogreat.github.io turns your doodles into flowing, symmetrical art
- Webhook.Cool webhook.cool gives you a test address that shows every request sent to it
- Webhook.site webhook.site gives you a test address that shows every request sent to it
- Webkay webkay.robinlinus.com shows what your browser reveals about you
- WebLLM Chat chat.webllm.ai runs an AI chatbot entirely on your own computer
- WebPageTest webpagetest.org tests how fast a web page loads
- webPOISONCONTROL webpoisoncontrol.org tells you what to do if someone swallowed something they should not have
- Website Carbon Calculator websitecarbon.com shows a website's carbon footprint
- WebsitePrompts websiteprompts.com gives you copy-and-paste prompts for website sections
- WebToPDF webtopdf.com saves a web page as a clean PDF without the ads
- WeTransfer wetransfer.com sends huge files
- What CMS? whatcms.org shows what a website is built with
- What Should I Read Next? whatshouldireadnext.com recommends a book to match the mood you're in
- What's My Browser whatsmybrowser.org tells you which browser you have and if it's up to date
- WhatFontIs whatfontis.com tells you what font that is
- WhatIsMyBrowser whatismybrowser.com tells you which browser you have and if it's up to date
- WhatIsMyIP.com whatismyip.com shows your IP address and what it gives away about you
- WhatIsMyIPAddress.com whatismyipaddress.com shows your IP address and what it gives away about you
- whatsmydns.net whatsmydns.net looks up a domain's DNS records from around the world
- WhatTheFont myfonts.com tells you what font that istells you which font a famous logo uses
- Wheel of Names wheelofnames.com spins a wheel to pick a random name or decision
- When2meet when2meet.com finds a time when everyone is free
- WhenTaken whentaken.com shows you an old photo and asks when and where it was taken
- Whereby whereby.com hosts a video call without anyone needing an account
- WhereGoes wheregoes.com shows where a short link really goes before you click
- Whichbook whichbook.net recommends a book to match the mood you're in
- Whisper Web huggingface.co turns a recording into text without uploading it anywhere
- WhistleOut whistleout.com compares cell phone plans to find you a cheaper one
- Who Can Use whocanuse.com checks if your text and background colors have enough contrast
- Who Is In Space whoisinspace.com shows who is in space right now
- Who.is who.is shows who owns a domain
- Whois.com whois.com shows who owns a domain
- WhoSampled whosampled.com shows which songs a track samples, and who sampled it
- Wiby wiby.me searches only the old-school, hand-made personal web
- Wikimedia Commons commons.wikimedia.org finds free, openly licensed images and art you can reuse
- Wikipedia Speedruns wikispeedruns.com races you from one Wikipedia article to another using only links
- Wikipedia: On this day en.wikipedia.org shows what happened on any day in history
- Wikiquote en.wikiquote.org checks who really said a famous quote
- WikiTok wikitok.io lets you doomscroll random Wikipedia articles like TikTok
- WikiTree wikitree.com helps you build your family tree and find your ancestors for free
- Wiktionary en.wiktionary.org shows where a word comes from
- WinDirStat windirstat.net shows what's filling up your hard drive
- Windows 93 windows93.net lets you click around a joke 90s computer desktop
- Windows 96 windows96.net lets you click around a joke 90s computer desktop
- Windows File Recovery support.microsoft.com gets back files you deleted by accident
- WindowSwap window-swap.com shows you the view from someone's window
- Windy windy.com shows the wind and weather swirling across the globe
- winstall winstall.app installs all your usual Windows apps at once
- WIPO Global Brand Database branddb.wipo.int checks if a business name is already trademarked
- Wireframe.cc wireframe.cc makes quick website wireframes
- Wise Currency Converter wise.com converts currency at the real exchange rate
- WiseMapping wisemapping.com makes a mind map
- withoutBG withoutbg.com removes image backgrounds
- WizFile antibody-software.com finds any file on your PC the instant you type
- WizTree diskanalyzer.com shows what's filling up your hard drive
- Wokwi wokwi.com simulates electronic circuits
- Wolfram|Alpha wolframalpha.com graphs any equation you type inanswers math and science questions in plain English
- Word Histories wordhistories.net explains what a saying means and where it comes from
- WordCounter wordcounter.net counts the words and characters in your text
- WordHippo wordhippo.com finds a better word than the one you keep using
- Wordle nytimes.com plays the daily Wordle and word games like it
- Wordmark wordmark.it shows your text in every font on your computer
- Wordplays Crossword Solver wordplays.com finds words that fit a crossword clue and the letters you have
- WordReference wordreference.com looks up Spanish words and conjugates any verb
- Wordtune wordtune.com rewords a sentence that is not coming out right
- World Air Quality Index aqicn.org shows the air quality near you right now
- World Imagery Wayback livingatlas.arcgis.com shows old satellite photos of any place so you can see how it changed
- World of Pixels ourworldofpixels.com lets you paint pixels on a giant shared map of the world
- World Standards worldstandards.eu shows what plug and voltage a country uses so you bring the right adapter
- World Time Buddy worldtimebuddy.com finds a time that works across time zones
- WorldCat search.worldcat.org finds which library near you has a book
- Worldle worldle.teuteuf.fr drops you somewhere random on Earth to guess wherehas a daily game where you guess the country by how close you are
- Worldvectorlogo worldvectorlogo.com has the logo of almost any brand as a vector file
- Wormhole wormhole.app sends huge files
- Wplace wplace.live lets you paint pixels on a giant shared map of the world
- Write.as write.as starts a no-fuss blog with no ads or trackers
- WriterDuet writerduet.com writes a screenplay in proper script format
- WriterSolo writersolo.com writes a screenplay in proper script format
X
- X-Rates x-rates.com converts currency at the real exchange rate
- XE Currency Converter xe.com converts currency at the real exchange rate
- Xikipedia xikipedia.org lets you doomscroll random Wikipedia articles like TikTok
- xkcd xkcd.com has the stick-figure comic about science, math and nerdy life
- Xodo Redact xodo.com blacks out private information in a PDF for good
Y
- Yellow Lab Tools yellowlab.tools tests how fast a web page loads
- YNAB ynab.com helps you make a budget and actually stick to it
- Yopass yopass.se shares a note that self-destructs after it's read
- You Don't Know JS Yet github.com teaches you how JavaScript really works, beyond the basics
- YouGlish youglish.com shows how to pronounce a word, said by real people
- Your Solar System yoursolarsystem.space lets you fly through the solar system in 3D with real NASA data
- Your World of Text yourworldoftext.com lets anyone type anywhere on one endless shared page
- YourDigitalRights yourdigitalrights.org asks companies to delete your data or show you what they have
- Yr yr.no gives you a clean, clear weather forecast
- yt-dlp github.com saves a video or sound from TikTok, Instagram and other social sites
- YTCH ytch.tv turns YouTube into old-school TV channels you flip through
- Yuka yuka.io explains what the ingredients in your skincare actually doshows what is really in a packaged food and how healthy it scores
Z
- Zamzar zamzar.com converts any file to any format
- Zapier zapier.com connects your apps and automates repetitive tasks without code
- zcal zcal.co lets people book a time with you without the back-and-forth
- Zeal zealdocs.org puts the documentation for every language and framework in one fast search box
- ZenPen zenpen.io gives you a plain notepad in your browser that saves as you type
- Zillow Rent Zestimate zillow.com tells you if your rent is fair for the area
- Zoho Invoice zoho.com makes an invoice you can download as a PDF
- Zoneless zoneless.tools finds a time that works across time zones
- Zoom Earth zoom.earth shows the wind and weather swirling across the globe
- Zoom Earth Hurricane Tracker zoom.earth tracks hurricanes and tropical storms and shows where they are headed
- Zoomquilt zoomquilt.org zooms into a painting forever
- Zoomquilt 2 zoomquilt2.com zooms into a painting forever
- Zooniverse zooniverse.org lets you help real scientists from your couch
- Zotero zotero.org keeps all your research sources organized and cites them for you
- ZoteroBib zbib.org formats your citations and bibliography in APA, MLA or Chicago