An open-source, from-scratch re-creation of the RenderWare engine — streaming the real San Andreas world, models and physics, in the browser.
Unofficial, non-commercial fan project. Not affiliated with Rockstar Games or Take-Two.
Dev notes and progress - in /blog.
A TypeScript / three.js renderer for GTA San Andreas assets (RenderWare DFF/TXD, COL collision, IMG archives, IPL/IDE world streaming) with a Rapier-physics player and vehicles. See the architecture overview and the per-feature reference in docs/features/.
Contributions are welcome - see CONTRIBUTING.md for setup, the dev workflow, and conventions. First-time asset setup: docs/development/getting-started.md.
Copyright (c) 2026 Aleksandrov Sergey
The OpenSA source code is licensed under the GNU Affero General Public License v3.0 (AGPL-3.0). You may use, modify and redistribute it under the terms of that license; if you run a modified version as a network service, you must offer its source to users. See LICENSE for the full text.
This license covers only the original OpenSA code. GTA San Andreas assets, models, maps, names and trademarks are the property of Rockstar Games / Take-Two Interactive and are not covered by it or distributed with this project. OpenSA is an unofficial, non-commercial fan project, not affiliated with Rockstar Games or Take-Two.