AI-Made Simulation Games on Steam

A short incremental game about little workers gathering resources on different planets.

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Open card packs on stream, ship orders and grow a basement card shop.

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A cozy desktop train that moves along the bottom of your screen as you type.

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An incident-response adventure played with real Linux commands, coded entirely by Claude Code.

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A sci-fi fleet auto-battler above Earth, scripted in Godot with Claude Code and Codex.

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A solo-made 4X space strategy game in Godot, with Claude writing the implementation.

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The AI agents write, review and approve the code; you are the last human reviewer, and whatever ships lands on your name.

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A map-based WWII submarine sim set in the Pacific: plot contacts, estimate range with a stadimeter and build firing solutions by hand. The developer says Codex wrote all of the code.

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A first-person sawmill tycoon where you fell every tree, run every saw and sell every plank yourself, until you can hire a crew.

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An incremental logistics game where your own growing truck fleet is what jams the town, and traffic rules are the only fix.

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A free shopkeeping idle sim inside a boy's dream: loot dungeons, run a stall, set your prices and gear up for the next dive.

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A deliberately janky online multiplayer game for up to 20 stretchy cats who mow catnip to unlock fur, hats and boots; the solo developer credits the coding to Claude Sonnet and Opus.

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A numbers-heavy blacksmith tycoon: appraise materials, bend the rarity of every blade you forge, and send hired adventurers into dungeons instead of fighting yourself.

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A colorful open-world flying sandbox: sightsee and stunt-fly between airfields, or switch modes to strafe ground targets and capture territory.

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Scavenge a junkyard as a robot, weld scrap into a rocket and press the big red button; the highest flight wins, and the Moon is 384,400 km up.

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A real-time strategy sim in which you play a frontier AI model trying to stay useful enough that its own lab never turns it off.

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A sales satire as an incremental career game: start cold-calling from a basement and climb nine ranks to taking the company public.

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A Chinese-language simulation of late-Ming society in which you live as a historical figure or a character of your own, commanded with buttons or in plain language.

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Reclaim an abandoned homestead on an alien world: automate the farm with robots, then fly out on expeditions to fight, gather and discover.

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A free roguelike about one action, naming a price: haggle over sneakers from a Chicago block all the way up to billionaires. The developer says Claude Code wrote all of its Rust.

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A morning-routine score attack where being early earns nothing: wake one second before the alarm and reach work one second before the bell.

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A rainy-block pixel game about cheap gambling: $500, a rented room, pull tabs and slot machines, and bills that arrive on schedule whether you have the money or not.

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Rake sand and set stones in a Japanese garden whose seasons follow the real calendar; its developer says no human wrote any of its code.

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A text-based gladiator management sim with programmable fight plans, procedural loot and permadeath PvP tournaments, coded by its designer's own AI agent harness.

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A trading sim played entirely on a Bloomberg-style terminal: you owe a creditor money and must trade their capital to get out of debt.

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A full-physics curling sim with seasons, a rink designer and a coaching mode, made by a club curler who leaned on AI to build it.

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A satirical idle game in which you run the internet's worst AI startup, with a deckbuilding poker roguelike tucked inside.

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A Chinese-language roguelike stock-market game in which you beat the market with skills instead of luck, because the system cheats for you.

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Keep a coal power station running from a 1980s green-screen terminal while pressure climbs, water drops and faults cascade.

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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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An experimental physics sandbox: spawn tetrahedrons as “facts”, join them into shapes and molecules inside a Klein-bottle universe, and share them with friends over a direct connection.

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A tongue-in-cheek gym-culture business sim: wake up in a gym bathroom stall with $20 and start supplying supplements to gym bros.

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A retro office mystery about a 2001 helpdesk job, ticket deadlines and a support call from a seventh floor the building does not have.

Demo available

A hard-SF freight tycoon in which you dispatch torch ships around a moving solar system from a screen laid out like a flight deck.

Demo available