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Across 91 categories. Filter by how long you have got, what mood you are in, and whether you are at a desk with people walking past.
1,306 sites · page 13 of 28
Ableton's free course on beats, basslines and song structure, taught by handing you the instruments inside the page.
The 1979 economics lesson still intact — buy lemons, read the forecast, set a price, discover the weather has opinions.
The Lenny face and its several hundred descendants, catalogued and one click away from your clipboard.
Turns a question into a link that mimes typing it into a search box, for colleagues who never quite learn.
Log films, rate them, and read reviews by people trying to be funny rather than professional. The social network cinema deserved.
Looks like a plain platformer until the floor vanishes, the ceiling drops and the exit walks away. Trolling you is the actual mechanic.
Photographs, manuscripts, sheet music and film from the largest library in the world, mostly free to reuse.
Thematic collections captured around elections, disasters and cultural moments, chosen by librarians rather than by a crawler.
Public domain books read aloud by volunteers, free to download, uneven in quality and endless in supply.
Free chess with no adverts, no account required and an analysis engine better than the paid ones, funded entirely by donations.
Millions of chess tactics pulled from real games and served at exactly your rating, entirely free and with no account required.
Enter your birthday and watch a live tally of the heartbeats, blinks and steps you have got through so far.
Daily tips on doing ordinary things slightly better, running since 2005 and still occasionally genuinely surprising.
Every lightning strike detected worldwide appears within seconds of the flash, triangulated by a volunteer network of home-built receivers.
Travel outwards at light speed while hearing which radio hits have reached each distance, oldest at the far edge.
Draw a track and watch a sledder ride it, a physics toy people have spent years turning into hand-drawn music videos.
Car leasing sold via the loudest website ever built — animated GIFs, a theme-park aesthetic, and a real business underneath it.
Hundreds of small text translators — pirate, medieval, wingdings, uwu — plus a builder for making your own.
Read and listen to real material while tapping unknown words, which quietly become your review deck.
Wikipedia's running audit of the things almost everyone believes and almost nobody has ever checked.
Wikipedia's index of its own indexes, which is either a long-running joke or the purest expression of the site.
Every Wikipedia edit as it happens, rendered as bells and strings, with each new user announced by a whisper.
Start with four elements and work towards seven hundred, most of which are jokes you only understand on arrival.
A quiet turn-based server for abstract strategy games — Hex, TwixT, Amazons — where matches last months and nobody rushes you.
A full WarCraft-style real-time strategy game running in a browser tab, complete with multiplayer, a map editor and a scripting API.
Fakes a phone's live activity banner — a food delivery, a match score, a boarding pass — for screenshots and mockups.
Cameras pointed at geysers, glaciers, harbours and whichever volcano is currently misbehaving, plus a northern lights feed in winter.
Thousands of taper-recorded live concerts released with the bands' blessing, going back to the reel-to-reel era and free to stream.
Daily science news with a weakness for the strange finds — mummies, deep sea oddities, cosmic near misses.
Live air traffic control audio from towers around the world, so you can listen to a controller sequencing arrivals into Heathrow while you work.
Seasonal chart of everything currently airing, with countdowns to the next episode and which service is carrying it.
A clean one-minute test built by a support software company that had a very direct professional interest in typing speed.
Clickable map quizzes for every region on Earth, unfashionable in design and better than everything that has replaced it.
Analogue horror shaped like a small-town TV station's broadcast archive, including the night it advised everyone to look up.
The endless study-beats stream that turned into a genre, plus the label archive behind the girl who never stops revising.
A looping animated café with lofi streams and rain sliders, built to be left open in a corner of the screen all day.
A fake executive dashboard of charts and metrics that keeps updating itself while you stare thoughtfully past it.
Draw circles and arrows, press play, and your scribble runs as a working feedback-loop simulation.
The canonical placeholder text, plus the Cicero passage it was cut from and an explanation of what it says.
Thousands of curated palettes, from Game Boy green to 64-colour monsters, each downloadable in every format going.
Browser sprite editor built around palette discipline, with the specific constraints pixel artists keep asking for.
The looser, stranger sibling of the main lost media wiki, with more speculation and considerably more unresolved threads.
The best-known brain-training subscription, with a free daily set of games and rather a lot of graphs about your own decline.
The official Escher archive: the impossible staircases, the tessellations, and his own notes on how he worked them out.
Korean home cooking taught with video for everything, including how to make the kimchi rather than quietly buy a jar of it.
A convincing macOS desktop rebuilt in Svelte, dock animations included, running entirely inside the browser.
The same ramp-covered playground with strangers in it, all attempting the same enormous jump and all missing it.
An empty city full of ramps and supercars with no objectives at all, which turns out to be the entire objective.
One button, one detour. Press it as often as you like.