No-Engine HTML5 Games Made with Claude Code

A traditional browser roguelike made with Claude Code by a Japanese novelist.

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Tilt the board to roll a rock into the leak before the village floods, without knocking the villagers over.

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A Japanese novel game about a university orchestra in 2005, built by having Claude Code make it.

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A cyberpunk 2D platformer in the browser, coded in a day with Claude Code.

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Somewhere you can't quite leave. Choose a way through.

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A 1981 TRS-80 text adventure, remastered for the browser with Claude Code.

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Pour one bottle of champagne evenly across a table of glasses, by eye and against the clock, before the toast.

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A slingshot fire puzzle: throw four kinds of torches at towers full of pranksters, and keep the marshmallows golden.

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Ships only see what you light: steer a lighthouse beam to bring them past the rocks through seven stormy nights.

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A 35-second steering game: lead a torch-carrying mother duck and a growing line of ducklings through the park to the pond.

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A swipe-to-swing physics game: knock the blocks out of a torch-lit tower without letting the head fall.

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A step-by-step first-person dungeon crawler where your torch is both your light and your clock.

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A one-button arcade game about letting go of your orbit at exactly the right moment.

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Load cars onto a seven-car carrier trailer step by step, made by a working car-carrier driver who says Claude Code writes nearly all of its code.

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A one-minute phone game about stamping five approvals on a fictional request form, each tilted in a bow toward the president. The developer says the code was written with OpenAI Codex and Claude Code.

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A free top-down stealth game for phone browsers: raid a street's trash cans as a raccoon and get the sack home before dawn. Made by one person with a team of Claude Code agents.

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A one-button arcade roguelite: throw one shuriken, bounce it off four walls and stack relics until a single throw clears the room. The developer says Claude Code writes the code.

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A free 2D roller-coaster sandbox with physics: draw the track, hit play and see whether the train makes it. The developer says it was vibecoded, first in Claude chat and then in Claude Code.

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A dark-fantasy command RPG in which even “Fight” and “Run” are drops you take from enemies, slot, merge and upgrade, made in six hours with Claude Code.

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A one-finger, portrait loot roguelite for phones: a delivery robot works the night shift in a closed shop; a beginner developer directed mainly Claude Code, starting from an existing codebase.

Mobile app

A daily seven-question trivia game in which the clock halves after every question, from 60 seconds down to 0.94; the FAQ says “Karol Gajda dreamt it, Claude Code coded it.”

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A free idle game about growing a tiny contract software shop into a listed company, with Brooks's law from The Mythical Man-Month built into the rules. The developer left the implementation to Claude Code.

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A daily logic puzzle: place rooks, bishops and knights so every numbered square is attacked by exactly that many pieces. The solo developer says the code was almost all written by Claude Code.

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A free roguelite card game for phones: beat duelists on an island, take their cards and rebuild your 20-card deck.

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A free browser idle game about buying Chinese-character components and placing them so neighbours form characters; built in an afternoon with Claude Code running DeepSeek v4 Flash.

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A one-button orbital-mechanics game: chain gravity assists around real planets to escape the solar system before your fuel runs out.

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

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

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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.

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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 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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A monster-raising browser RPG: befriend and evolve 78 monsters, grow feed on your farm, clear nine dungeons and battle friends' parties by password.

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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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A Japanese incremental mining game in the browser: dig, sell, upgrade and prestige to reach deeper ores.

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