Open Source Gaming
Showing 36 of 73 projects
Open source continuation of Bungie's Marathon 2 game engine for playing Marathon series games and third-party content.
An open-source engine implementation of Final Fantasy VIII written in C# using MonoGame, enabling the game to run on Windows and Linux.
A modern game engine that recreates Ultima 7 for contemporary operating systems using the original game data.
A native iOS client that maps nearby Pokémon, Pokéstops, and Gyms by connecting to Pokémap servers.
An unofficial open-source OpenGL/SDL2 reimplementation of Sid Meier's Alpha Centauri and Alien Crossfire for modern systems.
A multi-platform isometric game engine with C++ core and Python bindings for creating extensible 2D games.
An open-source reimplementation of the classic 1998 platformer Jazz Jackrabbit 2, supporting multiple original versions and modern platforms.
A comprehensive Minecraft mod that greatly expands and improves the game's minecart system with new blocks, entities, and features.
An open-source reimplementation of The Simpsons: Hit & Run written in modern C++ and OpenGL.
An open-source sandbox game engine inspired by Minecraft, focused on fun and modding.
An open-source engine replacement for Oddworld: Abe's Oddysee and Exoddus, enabling bug fixes, modding, and new projects.
A Warcraft II mod that runs the classic game using the open-source Stratagus engine with enhanced gameplay.
An open-source reimplementation of GTA 3 using the Godot Engine, converting game files at runtime for modern performance and modding.
A libre cross-platform 3D real-time strategy game engine with seven unique factions and detailed environments.
An external, feature-rich radar for Counter-Strike observers with advanced player tracking, autozoom, and browser streaming.
Open-source release of the complete Star Wars Jedi Knight II: Jedi Outcast game engine source code.
An open-source online battle simulator for Pokémon, allowing players to battle using custom teams and rules.
A CMake-based fork of the CyanWorlds.com Engine focused on bug-fixes, cross-platform compatibility, and enhanced features.
An open-source isometric action game engine inspired by Fallout Tactics, enabling real-time tactical gameplay.
A disassembly of Pokémon Red and Blue with full Game Boy Color support and enhancements.
An open-source reimplementation of Burnout 3: Takedown, enabling high resolutions, frame rates, and community modifications.
A reverse-engineered C++ remake of Magic Carpet 2 with HD support, modern controls, and cross-platform compatibility.
A plugin-based client-server voxel game engine written in the D programming language.
A modding SDK for creating KKnD and KKnD2 total conversions on the OpenRA engine with cross-platform packaging.
An open-source, multiplayer, extensible rogue-like game engine built with JavaScript and HTML5.
A Godot engine addon providing an integrated editor for creating visual novel games.
A free and open-source first-person shooter template for the Godot game engine with customizable player mechanics and interactive elements.
Official bug tracker and repository for the free multiplayer FPS game Urban Terror 4.x.
A modern open-source engine for playing Quake and QuakeWorld games, with tools for mod development and evolving into a general game engine.
A starter kit for developing Game Boy games with modern tooling and best practices.
A MonoGame implementation of Prince of Persia 2 written in C#, recreating the classic game with modern tools.
A feature-rich Minecraft launcher with mod management, version switching, and account support.
A free/libre 2D action roleplaying game engine for creating classic ARPGs like Diablo and Baldur's Gate.
A Godot Engine addon that implements RPG Maker's Autotile format for automatic 2D tiling in game development.
A Löve2D library that automatically detects gamepad types and provides matching button/axis art for display.
A reverse-engineered implementation of the Hard Truck Apocalypse game engine for modding and preservation.
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