Solar2D Game Engine main repository (ex Corona SDK)
Animation Compression Library
A development environment focused on modding
Unity / XNA game patcher and plugin framework
A simple and easy-to-use library to enjoy videogames programming
Google maps for block game
C# application with primary purpose of farming Steam cards
One framework for creating powerful cross-platform games
RetroArch is a frontend for emulators, game engines and media players.
Java library that enables cross-platform access to popular native APIs
A Native GOG and Epic Games Launcher for Linux, Windows and Mac
A modern shaders mod for Minecraft compatible with existing OptiFine
Java/JavaFX/Kotlin Game Library (Engine)
Library for Switch Homebrew
A Fabric mod designed to improve the general performance of Minecraft
C# custom implementation for Discord Rich Presence
Powerful, mature open-source cross-platform game engine for Python
Memory Efficient Serialization Library
Client-side JS platform for artists, designers and students to express
A server software for Minecraft: Bedrock Edition in PHP
websocket and http client and server library, with TLS support
Pymunk is a easy-to-use pythonic 2d physics library
A .NET ascii/ansi console engine written in C# for MonoGame and XNA
A dead simple 2D game library for Go
RPG Maker 2000/2003 and EasyRPG games interpreter