Multi Theft Auto is a game engine that incorporates an extendable network play element into a proprietary commercial single-player game.

Reimplementation of GTA:SA 1.0 US

An SDK for developing ASI/CLEO plugins for GTA San Andreas, GTA Vice City and GTA III

Project2DFX is a set of plugins for GTA III, Vice City, San Andreas, GTA IV: The Complete Edition, GTA Liberty City Stories and GTA Vice City Stories, which adds LOD corona effect to a game map, making LOD-world look a lot better.

CLEO 4 for GTA San Andreas

A framework for writing game modes for SA-MP in C#. SA-MP is a free Massively Multiplayer Online game mod for the PC version of Rockstar Games Grand Theft Auto: San Andreas.

An open source UI re-implementation based on GTA:V, built for GTA: San Andreas.

FCNPC - Fully Controllable NPC

Includes and plugins to fix various issues in the SA:MP server that can be fixed externally, leaving the devs time for other things.

Windowed Mode plugin (for GTA3, VC, SA)

Ongoing decompilation of San Andreas Multiplayer (SA-MP)

GUI tool to edit GTA San Andreas savegames.

This project is discontinued as of October 22, 2022. Trilogy Multiplayer (TMP) was a work in progress nonprofit soon-to-have-been open source multiplayer software project for Grand Theft Auto: The Trilogy. This repository serves as a base for discussions and project management.

GTAV > GTASA resource converter. Converts YTD/YDR/YDD/YFT resources to DFF/TXD and generates COL files.

Cooperative mod for GTA:SA (in active development)

New vehicle features for GTA San Andreas mods

RPG gamemode for SA-MP

Tools for using Google Maps with the map of Grand Theft Auto: San Andreas. The project contains a projection for the San Andreas map and a tool to generate map tiles.

Unofficial Android patch for GTASA Android with various quality of life improvements

Discord Rich Presence plugin for GTA:SA