Among Us

Among Us (Mobile, 2018) has an open-source reimplementation, Impostor/Impostor, and 7 other public projects, including a native port and code that decompiles almost back to source. An agent environment already wraps it.

Data checked 2026-10-12 · unbaked registry

Unity

Projects

Impostor

ReimplementationC# server reimplementation2,373 starspushed 2026-10-06GPL-3.0 licenserelease v1.10.9

Impostor - An open source reimplementation of the Among Us Server

Open-source reimplementation of the Among Us server

Among Us modding (Unity IL2CPP; BepInEx IL2CPP + Reactor; Il2CppDumpe…

Readable bytecodeUnity IL2CPP -> Il2CppDumper/Cpp2IL for type info; BepInEx 6 IL2CPP…255 starspushed 2026-09-28LGPL-3.0 licenserelease 2.5.1

Modding api for Among Us

GitHub

AmongUs deception sandbox (LLM agents play Among Us; text reimplement…

Agent environmentPython41 starspushed 2025-12-17CC0-1.0 license

Make open-weight LLM agents play the game "Among Us", and study how the models learn and express lying and deception in the game.

GitHub

AmongAgents (text-based Among Us env for LLM agents)

Agent environmentPython10 starspushed 2025-10-15MIT license

AmongAgents, a text-based game environment for LLM agent evaluation inspired by the popular game Among Us

GitHub

wasm.rip web port (porter: wasm.rip)

Readable bytecodeUnity game rebuilt as a Unity WebGL build (repos like wasmdotrip/*-Po…4 starspushed 2026-09-27no license

Playable on wasm.rip ( and embedded by INXANITY; unofficial fan port of a commercial/indie game (no source released).

among-us-llm (Impostor server fork with LLM-driven bots)new, unvetted

Agent environmentC# Impostor fork + LLM API0 starspushed 2026-10-01GPL-3.0 license

AI players for Among Us lobbies: Impostor server fork with LLM-driven bots (OpenRouter free models)

GitHub

AmongUs: A Sandbox for Agentic Deception

Agent environmentPython (built on among-agents), OpenRouter/local LLMs, linear probes0 starspushed 2026-10-09no license

The aim is to simulate the popular multiplayer game "Among Us" using AI agents and analyze their behavior, particularly their ability to deceive and lie, which is central to the game's mechanics.

Deception-research sandbox (arXiv 2603.26635) with a Deception ELO and activation caching for probes. Very new

wasm.rip web portcovers 6 games

Native portUnity WebGL rebuild (likely AssetRipper/ILSpy-recovered project rebui…18 starspushed 2026-10-09no license

Unofficial web port by unknown porter listed in wasm.rip games.json

What you need

You need your own copy of the game: these projects ship code only.

Agent environments

Same toolchain

GameMethodYearStarsLast push

PCHearthstoneReimplementationReadable bytecode20144.9k2026-10-10 PCStardew ValleyDecompNative port+220162.8k2026-09-28 PS1Final Fantasy IXMatching decompStatic recomp+220007082026-10-12 PCHollow KnightSource portReadable bytecode+120173402026-08-23 PCKerbal Space ProgramReadable bytecodeAgent environment20157482026-10-12 PCHollow Knight: SilksongStatic recompSource port+22025792026-09-25 MOBBloons TD 6Readable bytecodeAgent environment+120182632026-10-07 PCPathfinder: Wrath of the RighteousReadable bytecode20215482026-10-10

More on Mobile

GameMethodYearStarsLast push

MOBUncivSource releaseAgent environment201711k2026-10-12 MOBShattered Pixel DungeonSource release20146.7k2026-10-07 MOBPixel DungeonSource release20124.0k2019-07-23 MOBMinecraft: Pocket EditionMatching decompReimplementation+220111.7k2026-10-12 MOBPlants vs. Zombies 2ReimplementationSource port+220131.7k2026-10-10 MOBFlappy BirdDecompReimplementation+220131.2k2026-02-17 MOBClash RoyaleReimplementationAgent environment20163722026-10-10 MOBHonor of KingsAgent environment20159092026-05-18

Found via wasmdotrip/AmongUsPort, Perfare/Il2CppDumper, eDonnes124/Town-Of-Us-R, inxanitylabs.com/games, cyzus/among-agents

GitHub data checked 2026-10-12. Notes are summaries from the research pass; the project pages are the authority.