Games & Entertainment Web Apps

Open-source chess server — completely free, no ads, no premium paywalls. Play online against humans or engines, study tactics, analyze your games with Stockfish. The best chess site on the web.

The largest chess platform: play online at any level, solve daily puzzles, take interactive lessons and follow major tournaments. Free tier includes unlimited games with limited puzzles and lessons.

Free multiplayer drawing and guessing game — one player sketches a word, everyone else races to guess it in chat. Private rooms with custom word lists make it a video-call staple.

The telephone game with drawings: players alternate writing prompts and drawing them, producing gloriously distorted chains revealed as an animated slideshow. Free party game for calls and streams.

Official free web version of the hit word-association board game: spymasters give one-word clues to help teammates find their agents. Create a room and share the link to play remotely.

Play 1000+ licensed board games online in the browser — Carcassonne, Wingspan, Azul, 7 Wonders — in real time or turn-based mode. Free accounts join any game; premium hosts exclusive titles.

The classic sliding-tile puzzle by Gabriele Cirulli: merge matching numbers to reach the 2048 tile. Open source, free, and still dangerously moreish a decade on.

The daily five-letter word puzzle that became a global ritual: six guesses, color-coded feedback, one puzzle per day shared by everyone. Free on the New York Times games site.

Vocabulary and trivia quiz where every correct answer funds rice donations through the UN World Food Programme — learn while ad revenue feeds people. Free, run by a humanitarian organization.

A falling-sand physics sandbox: paint elements — sand, water, fire, plants, gunpowder — and watch them interact in mesmerizing cellular-automata simulations. Free, open source, community uploads.

The legendary incremental game about an AI making paperclips — starting with one click and ending with the heat death of the universe. A sly lesson in optimization and existential risk, free in the browser.

Orteil's genre-defining idle game: click a cookie, buy grandmas and factories, and watch production numbers spiral into absurdity across prestige resets. Free browser version, still updated.

Faithful competitive Minesweeper with world rankings, daily challenges, custom board sizes and replay analysis of your solving efficiency. Free to play in the browser, with active tournaments and a large international competitive community.

Free multiplayer stacker in the browser: ranked ladder, 40-line sprints and custom rooms, with the guideline handling and speed that competitive block-stacking players expect. Supporter perks are cosmetic; the full game is free.

Neal Agarwal's collection of interactive web toys and games — The Deep Sea, Absurd Trolley Problems, Infinite Craft, Password Game — each a small masterpiece of playful web design. Free.

Battery of cognitive mini-tests — reaction time, number memory, verbal memory, chimp test — with percentile rankings against millions of users. Free, no account needed to play.

Look through a stranger's window somewhere in the world: user-submitted ten-minute videos of window views from Tokyo apartments to Norwegian fjords. A calming pandemic-born classic, free to watch.

Open marketplace for indie games with hundreds of thousands of browser-playable titles, experimental jams, and pay-what-you-want pricing that favors creators. Free to browse and play countless games.

Dropped somewhere in the world on Street View, you deduce your location from vegetation, signage and road markings. Competitive duels and world leagues; requires a paid subscription for unlimited play.