A development environment focused on modding
Desktop/Android/HTML5/iOS Java game development framework
Linux wrapper tool for use with the Steam client for custom launch
A cross-platform PSP emulator
One framework for creating powerful cross-platform games
Open Source MMORPG Framework
Fast and lightweight JavaScript game engine built on WebGL and glTF
Open source simulation game based on Transport Tycoon Deluxe
A Grub Theme in the style of Minecraft!
Enables Roblox developers to use professional software tools
The source code to VVVVVV
An Android application for browsing video games
PufferPanel is an open source game server management panel
Svelto ECS C# Entity Component System
Open 3D Engine (O3DE) is an Apache 2.0-licensed multi-platform 3D
An Open Source DOS emulator to run old DOS games
An award-winning drawing program for children of all ages
FlightGear Flight Simulator: free open-source multiplatform flight sim
RTS game with the theme of Strategy by Design
An Ubuntu remix for both new and experienced Linux sophisticates
A strategy game with a high fantasy theme
Chess Database and Toolkit program