Browser Games Made with Claude Code

A free text adventure about an AI that wakes each day with no memory of yesterday, written by Claude Code left to its own devices.

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A free browser party game of bluffing with your own phone photos: everyone shows a photo for the theme and tells its story, but the werewolves have secretly swapped theirs. The developer says development switched to Claude Code writing the code in June 2025.

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Live one boy's baseball life from birth to death, year by year, with odds drawn from public statistics; its beginner developer says Claude Code designed and built most of it.

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Fly a lone ship through procedurally generated worlds of glowing blocks, gathering light to fight, alone or with other pilots.

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Fly a UFO and beam up humans, cows, cats, dogs and sheep in a desktop browser arcade game made by a parent and two daughters.

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A small top-down rally game with a diorama look, free in the browser: five cars, six stages, weather, times of day and a short career against ghost rivals. The README says Claude Code with Opus 5.5 wrote almost all of it.

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A six-degrees-of-freedom arena shooter in the browser, with generated art, sound and music and peer-to-peer multiplayer.

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A pixel-art beat-making RPG: produce beats in cities around the world, get reviewed by local critics and earn each city's sound-system rig.

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Fly a bee, collect flowers and get back to the hive before the wasps get you.

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Paddle into massive waves, carve across the breaking face and collect stars before the foam swallows you.

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Play the kaiju: stomp through New York, mutate and grow in a browser roguelite.

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A free top-down squad shooter in the browser after Cannon Fodder: six men, one hit each, fifty missions.

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Craft drinks, serve customers and grow a cozy corner café into a café empire.

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A free pixel-art ski jumping game for desktop and phone browsers, with a daily jump in the same wind for everyone and a World Cup that follows the real calendar. The developer says it was built with Claude Code.

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Pangea Software's 1999 Mac game Bugdom running in the browser, ported with Claude Code, with extra mods such as low gravity and Dance Party mode.

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The last crab on the beach holds the line against waves of mutant sea creatures, with water-powered guns, until Cthulhu rises.

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A card-and-board duel on a 5×5 grid where cards name the piece you move and both sides reveal at once; its developer says Claude Code built the trial version in about three days.

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Sean Barrett's roughly 20-year-old laser-and-mirror puzzle game Chromatron, recompiled from its original binaries with AI and Ghidra into a near pixel-identical Rust version.

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A top-down 3D space game in the browser: build your ship from parts on a grid, mine, trade and fight pirates in an endless universe. The developer designs and decides; AI coding agents (Claude Code) write the code, art scripts and music.

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A four-lane browser rhythm game in odd time signatures, with Clawd, the Claude Code mascot, dancing beside the track. The developer says Claude Code made it.

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Strangers across the internet fight the same AI boss with one shared health bar; each time it dies, it comes back stronger.

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A breakout game with glass bricks that crack where the ball hits and shatter with a metallic clang. The README says not one line of the game's code was written by a human.

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A four-rung playing-card guessing game you will almost certainly lose, in three deliberately niche visual themes. The README says Claude Code wrote all of the source code.

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A roguelike shooter through a derelict space station: scavenge weapons and perks, fight deck by deck, reach the escape pod.

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Survive waves of zombies on the Moon with upgrades, shops and a flamethrower.

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A one-file browser drift game scored on angle and on how close to the edge you hold the slide, with a new road every day for everyone and a ghost of your last run to beat. Made with Claude Opus 5 through chats and Claude Code, the developer says.

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A two-device courier game: run packages on foot through a dark, post-apocalyptic Hanoi, with your phone as map, flashlight and balance sensor.

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A free top-down co-op horde shooter in the browser: your office job has been automated, so herd the robots into the shredder. The developer says Claude Code did basically all the work.

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Drop-in co-op wave defence: catch spirits, feed the shrine and bring down the obelisk.

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Chaotic ragdoll brawls for up to four players: punch, grab, throw and knock your friends out of the ring.

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Reversi with flowers instead of discs: red dahlias against blue nemophilas, with petals scattering as each captured flower turns. The developer says Claude Code wrote all the code from a phone chat.

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A free multiplayer meme game in the browser: drive, boost and fly a sports car through stunt courses, highways and a neon city. The developer says Codex with the model Astra did most of the work, and Claude Code polished the graphics.

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A free retro first-person shooter for the browser, a homage to the shooters of the 1990s: three key-and-door levels in an infested forge, five weapons and code-generated everything. The README says it was developed with Claude Code from the author's specifications.

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A small 2D side-scrolling souls-like demo in the browser, with grappling, a day-night cycle and a built-in map and body editor. The developer says it is mostly coded with AI agents (Codex and Claude).

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An open-world duck crime game: honk at pedestrians, steal cars and evolve from Lil' Quacker to gun-wielding Duck Norris.

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A free pixel-art idle survival game in a French valley overrun by the dead: pick what your survivor does and they keep at it while the game is closed. The developer says Claude Code wrote most of the code.

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A low-poly 3D tower defense on the Bosphorus: build archers, cannons and tar cauldrons along two roads and hold a seaside fortress for 15 waves. The README says Claude Opus 5.5 built it with Claude Code from one prompt.

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An online survival game in a procedurally generated world: gather, craft, build and fight with other players.

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Tap to flap and dodge walls and enemies as a little bird pilot, then take on 11 boss battleships across a four-chapter story. The developer says AI (Claude Code) wrote most of the code and most of the 3D models.

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A one-button browser game about riding out waves of new technology while keeping human flourishing alive, built from a professor's research. The developer asked Claude Fable 5 in Claude Code to research, design and code it.

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Two ink-splat shooting games in the browser, a 3D rail shooter that fires on the beat and a 90-second turf battle. The README credits the implementation to Claude Opus 5.5 in Claude Code.

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A three-turn ink duel in the browser: both players draw a circle at the same time, big and faint or small and dense, and the denser ink takes the ground. The developer says the implementation is done with Claude Code.

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Virtual table football in the browser: steer the rods with your mouse, first to five goals.

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Walk a tiny planet you can circle in about a minute as its last lamplighter, find the nine beacons that have gone out and bring the land back to life. The README says Claude Opus 5 built it in one unattended Claude Code session from three prompts.

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A death-metal mosh-pit game where the lyrics are flat-pack furniture names.

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A multiplayer race to $10K MRR in a seedy motel: hustle, steal, fight or gamble your way out.

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A 50-marble royale in the browser: race down wooden-block courses, draft perks and survive the cut at every checkpoint. The developer says it was made with Claude Code.

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A mazing tower defense in which the last light in the world holds out for thirty nights against shadows from the rifts, with five more seasonal campaigns. The README says Claude, running in Claude Code, designed and wrote the whole game autonomously from a single prompt.

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A browser battle royale for 100 mechs on one huge map, with a squad mode in which friends crew the same giant robot. The solo developer says Claude Code built most of it.

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Fly through gates, don't get caught, collect score multipliers and climb the leaderboard in a neon arena.

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Pick one of seven cars and drive a procedurally generated coastal city with simulation-grade physics, police chases and a helicopter at three stars. The README says Claude Opus 5.5 wrote it in Claude Code and nobody edited the code by hand.

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A free browser auto-battler where both sides play by the same rules: draft buildings, run a three-resource economy and bring down the other side's lighthouse. The developer says it was built throughout in collaboration with Claude Code.

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A zero-gravity team shooter: freeze the enemy squad or slingshot through the debris arena into their breach room.

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A browser typing runner: every correct letter carries the Claude mascot forward, Space jumps over creatures, and a pixel-art wave closes in from behind. The README says Claude Opus 5.5 built it in Claude Code in one session of about 45 minutes.

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A low-poly 3D marble game for phones and desktop with endless procedurally generated levels; the poster says Claude Code with Sonnet built it in about 6–8 hours of prompting after planning with Gemini Pro.

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Online sword fights on a dance floor: kill the DJ, take the aux and play your own track for the whole room.

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A turn-based escort RPG: lead a crew through the ruins of an AI apocalypse and keep the scientist alive.

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Pick any spot on Earth, drop in and drive real streets full of quests, races and hidden treasure.

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A free multiplayer first-person shooter for desktop and phone browsers, solo against bots or online with up to 8 players. The developer says almost everything is code written by Claude Code, with three.js and no game engine.

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A free, open-source survivors-style roguelite starring a cockroach in the sewers, playable in the browser or as a desktop app. The developers say they built it together with Claude Code, Codex and Copilot, spending most of their own time on design and testing.

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A Descent-style ship crawler with stealth and roguelike levels, deep inside a hostile asteroid.

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A top-down downhill mountain-bike game in the browser: ride an endless spring forest, or race 15 rivals from a glacier down to the valley.

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A cockpit space dogfighter in the browser, with a mission campaign and voice-chat multiplayer.

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Guide a little fish to catch falling stars and dodge sea creatures over 93 stages, plus a Daily Challenge and a Sprint mode. The developer, who is not a programmer, says Claude Code handled the code.

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A free time-rewinding puzzle-platformer in a drowned city where all the clocks stopped, with 20 levels. The developer designed the puzzles and says Claude Code agents wrote basically all the code.

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A multiplayer arcade ski and snowboard game: meet in the lodge, pick a slope, race down for points.

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A multiplayer dogfighter where the plane you doodle is the plane you fly.

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Climb, vault and sneak through a procedurally generated voxel port city at sunset to reach the Dark Tower.

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An unofficial Mario Galaxy-style 3D platformer in the browser, where you run around planets and the letters of the Mario logo; about 95% of the code by Claude Code.

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Swing through a city on a grappling rope and smash its skyline for the biggest damage bill.

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Ride a magic leaf down a hillside town as a tanuki: loops, wall runs, wire grinds, homing attacks and a runaway truck on your tail, in a 3D browser game.

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A satirical pixel-art survivor shooter in which caricatured tech founders fight their way to a rogue AI.

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A 2002 student space shooter written in x86 assembly, ported to C and WebAssembly with Claude Code so it plays in the browser again.

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A small 2D pixel-art medieval adventure in the browser: take up sword and bow, ride a horse and fight your way to the Dark Lord, stage by stage.

No download needed

A roguelite auto-battler: draft a team of pixel-art warriors, find synergies and fight the saved teams of other players on the way to the top.

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A free first-person party dungeon crawler in the style of the 1985 classics, with original content, chunky Amiga-era pixels and a synthesised chiptune score. Built as a demo project to test Claude Fable 5, with the code produced in Claude Code sessions.

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A voiced point-and-click adventure about a salt smuggler and his mare in 1844 Slovenia; Act I is free to play in the browser, in Slovenian or English.

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A free co-op tower defence game in the browser: up to four players each hold a gate on one long shared road, and a leak anywhere hurts the whole team. The developer says Claude Code wrote basically all the code.

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Fly, collect orbs and battle in a neon space arena, online or offline against bots.

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A cartoon kart racer for one to four players in split screen, with jump ramps, four tracks and an EASY mode that steers for you. Built in Claude Code, per the developer.

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Two plasticine blobs tied by a string, climbing as high as they can. Don't let the string break.

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A browser mech sandbox: pilot a 40-foot frame through a destructible city and summon swarms of wall-climbing machines to fight. The developer says everything was done in ChatGPT and Claude Code.

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A third-person zombie shooter with anime heroines, level-up upgrades and local split-screen co-op.

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Arcade 5-on-5 ice hockey in the browser against CPU teams, with skating, dekes, hits, shootouts and a lesson for every move. The developer says Claude Code wrote the game and its tests.

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A fast arcade five-a-side football game in the browser, with 16 national teams, a tournament, penalty shootouts and online matches. The developer says Claude Code wrote the code.

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A very small turn-based 4X in the browser: two workers, a 5×5 board and 15 technologies, racing a CPU city for food, production and gold. The developer made the design decisions and left the implementation to Claude Code.

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Play a giant monster and wreck a bayside city at dusk, block by block. The README says it was developed with Claude Code.

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