3D Browser Games: Free 3D Games to Play Online, No Download

A rain-soaked container-port FPS that Claude Fable 5.2 built in about eight hours, every model and sound included.

A browser flight simulator with real wing physics, 9 real aircraft and the whole planet streamed in 3D, built overnight by Claude Fable 5.2.

A wuxia action game in a snowy, lantern-lit mountain shrine, built by Claude Fable 5.2 in one afternoon as a single HTML file.

The whole planet in voxels, in your browser: go anywhere, break anything, with weather that matches the real Earth live.

Walk through an autumn forest that looks hand-painted: about 1.5 million brush strokes a frame, at 200 fps in a browser tab.

A slow, lantern-lit boat ride through eight dreamlike worlds, made with Claude Fable 5.2 and Three.js.

Sail a golden boat through five sleeping worlds that wake as you pass, in a browser fantasy game made by Claude Fable 5.2.

Ride a bicycle through the village of Van Gogh's The Starry Night, every street painted in swirling brushstrokes.

Armed offshore powerboat racing: race five AI rivals across five-metre seas with homing rockets and gun turrets, past sea stacks, oil rigs and wind farms. Higgsfield built it with Claude Fable 5.2 and three.js.

A free 5v5 MOBA in the style of Honor of Kings, with heroes from Chinese history, that Cheetah Mobile CEO Fu Sheng built overnight with Claude Fable 5.2. You plus nine AI players, on a computer or a phone.

A Mad Max-style desert car-combat game in three.js and WebGPU, written by Claude Fable 5.2 in 100% code with no models or textures.

One tank of air, one speargun and a 140 m sinkhole: spear fish, fight off sharks, pilot a research sub and recover lost relics on a living 3D reef. Upgraded with Claude Fable 5.2.

The game that made vibe coding famous: dogfight other players over a city of skyscrapers.

An endless first-person zombie shooter on a rain-soaked quarantine street, with a scoped rifle and a killstreak drone, and not a single asset file: Perplexity CEO Aravind Srinivas had an agent build it with Claude Fable 5.2.

Wake a sleeping clockwork giant one gear puzzle at a time, a first draft by Claude Fable 5.2.

Sail a storm-tossed night sea and relight the lighthouses of the Thrumming Isles, built by Claude Fable 5.2.

Fly an F-22 over a photoreal copy of Lyon, rendered with WebGPU.

A stylish 1v1 first-person shooter in a gilded arcade hall, where shots of your own colour charge your gun.

Explore the planets of The Little Prince in 3D, from his rose on B-612 to the fox and the pilot in the desert.

Drift through a rainy neon city at night, chain drift and speed zones for score, and race the maker's ghost on a worldwide leaderboard. Made in 72 hours with Claude Fable 5.2, Blender, three.js and Higgsfield.

A calm horse ride across a mountain valley to a campfire at sunset, in three.js and WebGPU. Built in two days with Claude Opus 5.5 and Fable 5.2, and open source.

An Overwatch-style 3v3 hero brawler with 12 heroes, world-hopping rifts and boss fights, free in the browser.

A 3D kart racer with six animal drivers, drifting and items, playable free in the browser with friends.

A storybook flying adventure: ride Mo, a big gliding sky creature, over a turquoise lagoon of rock spires, sing to giant masked Tallwalkers and dodge the lamps that throw nets. Made with Gemini 4 Argon, then refreshed with Claude Opus 5.5.

Google's shared voxel island for Gemini 4 Hydrogen: type one prompt, like "huge banana statue", and the model builds it on the island in seconds, then walk the streets and step inside in first person.

An infinite voxel sandbox with HDR lighting in a single HTML file, made in two prompts.

A wizard-school battle royale on brooms, from a single prompt: "create a mashup of Harry Potter and Fortnite".

A dark gothic boss fight on a storm-lashed cathedral spire, lightning against blade, one-shotted with Claude Fable 5.2.

A Halo-style 10v10 team shooter on a ring world: storm a tropical beach or fight across a marble sanctum above the clouds. Made in a few prompts by the maker of Aestra.

A co-op roguelite with 16 raid bosses, built in 33 days and headed to Steam.

Ride a bicycle inside famous paintings, from Paul Klee's Castle and Sun to Van Gogh's Café Terrace at Night, collecting little suns before dawn. Built with Claude Fable 5.2, from the 3D cities to the music.

A third-person squad shooter against waves of giant alien spiders: clear the breach, bring down the Hive Anchor, reach the dropship, and if you die, go again with upgrades. Built on Crayon with Claude Fable 5.2 in under two hours.

A 3D god game on an island of 8 million simulated voxels: with one giant hand and powers like parting the sea, rain and wind, lead a dozen little cube villagers to the light. Made with Claude Fable 5.2.

Fast cars, hot nights, bad ideas: a GTA-style driving game in a pink-lit Miami beach city, from a single prompt.

Race five rivals through neon Tokyo at night on wet, reflective asphalt: one prompt, 30 minutes, three.js.

A reverse Scooby-Doo: you are the villain of Grimsby Manor, and your job is to scare off the meddling kids and their capybara.

Morrowind's starting zone, rebuilt from scratch in Unreal with AI.

A realistic body-camera police shooter: serve a warrant at 1147 Elm St. and clear a run-down house room by room with your squad. The most-played game on Tesana this week.

Walk a little rag doll across a stop-motion world sewn from a patchwork quilt, with felt cottages, a fabric windmill and a ribbon river. Made with Claude Fable 5.2, and the whole map is code.

A Fall Guys-style party royale with dozens of jelly-bean players, fake doors and slime floors, made in one try.

Catan in 3D: roll the dice, trade and build on an animated hex island, against bots or friends.

Ride a scooter around an open-world Taipei, from Ximending to Taipei 101.

Run through a Ghibli-inspired painted valley of wind-swept grass, distant villages and huge clouds, as the light turns from midday blue to evening lilac. Made with Claude Fable 5.2.

Shrink down to toy size and explore a sunlit kids' bedroom, built by Claude Fable 5.2 from one shared prompt.

Two samurai, one red moon: a one-prompt sword-fighting game from Claude Fable 5.2 on High.

A cute one-level 3D platformer from one prompt to Gemini 4 Hydrogen: guide Pip the sky-cat across three floating islands and grab all 12 sun-seeds before the storm hits in 90 seconds.

Crazy Taxi meets Need for Speed in San Francisco, with your friends in the same room.

Walk a girl in a red hood through a pencil sketch that turns into watercolour wherever she goes: poppy meadows, a river, willows and a pink blossom tree bloom in as you walk.

A Roblox horror game where a clock-faced owner hunts you through his mansion, built and trailered by Claude Fable 5.2 over MCP.

Roll a snowball through a village at night until it's big enough to topple the Ice Palace.

A dark-fantasy MMORPG that runs in a browser tab, no download.

A Doors-style Halloween horror run, and its maker's very first game.

Three stunt challenges in a thruster-powered sports car.

Ice hockey built with Three.js, straight from your browser.

Pick a national team and win the penalty shootout.

Take the flying Tesla Roadster for a spin, built in 24 hours.