MUD2 engine compiled to WebAssembly to run in the browser
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MudGym compiled the C engine of the early online multiplayer game MUD2 to WebAssembly, enabling it to run directly in a browser tab, with some original early-1990s code left unchanged. The accompanying MudGym is a reinforcement learning environment built around the game, with examples mostly in marimo notebooks, running MudGym in Python in the browser via Pyodide.
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- Hacker News AIShow HN: MudGym's WebAssembly browser playground for AI agents in MUD2
The post presents MUD2, one of the earliest online multiplayer games, compiled to WebAssembly and running in a browser tab, with much of the original C engine code, some dating to the early 90s, unchanged. The examples were built alongside MudGym, a reinforcement learning environment built around the game, and most are marimo notebooks running MudGym in Python in the browser through Pyodide.
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