Solar2D Game Engine main repository (ex Corona SDK)
A development environment focused on modding
Unity / XNA game patcher and plugin framework
Animation Compression Library
A Native GOG and Epic Games Launcher for Linux, Windows and Mac
Google maps for block game
RetroArch is a frontend for emulators, game engines and media players.
The open-asset-importer-library repository
Open source cross-platform multi-purpose game toolkit
A simple and easy-to-use library to enjoy videogames programming
C# application with primary purpose of farming Steam cards
Create Minecraft bots with a powerful and high level JavaScript API
Java library that enables cross-platform access to popular native APIs
Video game library manager with support for wide range of libraries
One framework for creating powerful cross-platform games
Ct.js is a desktop game engine that makes learning programming fun
Accuracy-focused XNA4 reimplementation for open platforms
Java/JavaFX/Kotlin Game Library (Engine)
scene-oriented, flexible 3D engine (C++, Python, C#, Java)
Client-side JS platform for artists, designers and students to express
Memory Efficient Serialization Library
2D game development library for Ruby and C++
A declarative UI library for Roblox Lua inspired by React
The repository for MonoTorrent, a bittorrent library for .NET