Three.js Games Made with AI

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

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

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A free idle multiplayer RPG in the browser: level up, rebirth, fight bosses and other players in real time.

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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 free multiplayer browser game about cats with propellers on their paws, brawling for catnip over tropical islands. The developer says the main tools were the Claude models Opus 5.5 and Fable.

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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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Clay cavemen fight, gather resources and race to haul them back to their caves first.

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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 free-for-all multiplayer FPS in the browser, built by a father with Claude while his kids acted as product managers.

No download needed

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

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A deterministic orbital strategy game in which every ship in your fleet draws on one shared fuel reserve.

Demo available

Ram, boost and wreck strangers' cars in a dusty online arena. No install, no sign-up.

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

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Fast drone combat in escalating waves, with boss waves, missions and a hangar of permanent upgrades between runs.

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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 surreal office shooter: a burned-out worker blasts a way out of a collapsing corporate nightmare.

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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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A single-player story FPS: an agent sent to investigate a strange occurrence ends up at war with aliens and with his own inner demons.

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An unofficial Halo 3 fan project that turns the Guardian map into a playable personal website, with a treasure hunt through the developer's life; Codex wrote essentially all of the code.

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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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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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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 open-world crime sandbox for the browser on a low-poly island, with a 31-mission campaign and eight-player online deathmatch. The developer says the AI model Astra wrote all of the code.

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A dark fantasy twin-stick shooter for phones: a lone wizard in a dead clearing at midnight against waves of undead, a Lich and a Bone Colossus. The developer vibe-coded it with Opus 5.5 in Claude Code from one prompt and a handful more.

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An unofficial browser tribute to Elite (1984): trade, jump, dock and fight across the original 2,048 seeded worlds in wireframe. The developer says Claude and other coding agents did all the work, without the developer ever looking at 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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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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Virtual table football in the browser: steer the rods with your mouse, first to five goals.

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A free top-down 3D action roguelite in the browser: ten burning floors, six heroes, ten bosses and 270+ boons. The code was written by AI coding agents under the solo developer's direction.

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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 reverse Moby-Dick: you are the whale, rising from the deep to break the whaling fleet.

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A cozy multiplayer sheep-farming game in 3D in the browser: build a shelter, raise 12 breeds of sheep, grow crops and share a farm with friends. The developer says GPT 6 Astra in Codex made it one-shot from a single /goal run.

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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 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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Toddlers brawl over the TV remote in a giant living room, and nap time is 90 seconds away.

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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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First-person multiplayer space dogfighting in the browser, and Vibe Jam 2026's “Best Art Direction” winner.

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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 childhood paper-and-pencil rock-paper-scissors game rebuilt in 3D papercraft: win throws, build your fortress, then knock theirs down.

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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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Play a pirate in 1691 and turn the Caribbean's richest city into chaos with ten brutal weapons.

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A 1v1 voice-based platform shooter: shout to charge your weapon and knock your opponent out of their stocks.

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A scenic rally race through the Positano region, against the clock or other players.

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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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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 browser prototype: drive a red roadster through rush-hour traffic and use its jets to hop over oncoming cars; the developer says it was made with Codex, chatting and revising along the way.

No download needed

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

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Multiplayer robot-vacuum battles in the browser: suck up the most dirt in five minutes, ram rivals, steal their loot.

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A post-apocalyptic point-and-click adventure: scavenge parts, solve small item puzzles and follow a mysterious signal before a storm erases your home.

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A claymation-style pirate tower defence: grow an island hex by hex and hold your Keep against enemy fleets and the Kraken.

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A multiplayer racing sim for a shared screen, where each player's phone becomes a tilt-to-steer controller with haptic and sound feedback.

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Fly a drone over a city, shoot down waves of critters, earn coins and upgrade your gear to defend your base.

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A top-down arena shooter: survive escalating slime waves as the darkness closes in, then beat the boss and escape through the portal.

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A free 3D on-rails space shooter in the browser with 50 levels and boss fights. The developer says it was vibe coded with Windsurf.

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

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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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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 strategy game played from the alien side: grow a living colony across the moon while human machines try to burn it out.

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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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A multiplayer shooter fought on the inside of a sphere, where gravity always pulls you toward the shell.

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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.

No download needed

A fast parkour movement shooter with a speedrun gauntlet and a mission where you call in your mech.

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A browser tycoon about running a vibe-coding studio: pick models and stacks, ship AI-made projects and survive bugs and hype.

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A fake hacker desktop in the browser: scan for other players, break into their systems and take their VibeCoin.

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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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A real-time strategy game on the Ukrainian steppe in 1648, in one browser tab: raise a Cossack town, train pikemen, musketeers, horsemen and field guns, and burn the rival town halls. The README says the code was written by Claude Opus 5.5.

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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 free 3D xianxia action RPG in the browser, in a blocky Minecraft-like style: fly on your sword through an endless wilderness and cut giants down at the nape. The developer says Opus 5.5 wrote the code, a little over 10,000 lines of three.js.

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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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