Arxwasm
A browser port of Arx Fatalis
An experimental WebAssembly port of Arx Fatalis (based on Arx Libertatis) that runs the game demo directly in web browsers.
Play opens wasm.continuation-labs.com in a new tab. Link checked 4 Nov 2026.
- Developer
- Gabriel Cuvillier
- Tech
- WebAssembly, Emscripten, Arx Libertatis
- Added
- 3 Nov 2026
Arxwasm is an experimental browser port of the 2002 first-person role-playing game Arx Fatalis, created by Gabriel Cuvillier. Based on the Arx Libertatis project and compiled using Emscripten and WebAssembly, this port allows players to experience the official game demo directly inside modern desktop web browsers without manual installation.
How to play
- The game will automatically download and cache roughly 150MB of game data into your browser's IndexedDB storage.
- Use the
HOMEkey instead ofESCto access the main menu or skip cinematics. - Right-click toggles between cursor mode and mouselook mode,
Tabenters combat mode,Ctrlenters magic mode, andEnterequips items.
What you need
Nothing to install or upload. The page runs a demo version.
Good to know
Savegames are stored locally in your browser storage. Mobile browsers are not officially supported due to a lack of touch controls.
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