The flexible game engine
Automatically finds all installed Steam, Epic and Ubisoft games
Open-source rhythm game
A simple and easy-to-use library to enjoy videogames programming
Simple Beat Saber Mod Installer
Diablo build for modern operating systems
A retro game engine for Python
JK's Save Manager Switch Edition
GDLauncher is a simple, yet powerful Minecraft custom launcher
Skript is a Bukkit plugin which allows server admins
Open game and rendering engine packed into a JavaScript framework
Video game library manager with support for wide range of libraries
A Flutter based game engine
The command-line tool for quick, simple deployment and management
The source code to VVVVVV
The Tiny JavaScript Game Engine That Can!
A refreshingly simple data-driven game engine built in Rust
Modern, lightweight and efficient 2D level editor
A terminal interface for Tetris
An asynchronous event driven PHP socket framework
Java/JavaFX/Kotlin Game Library (Engine)
A lightweight game server framework implemented with Actor Model
FSKneeboard adds a helpful ingame panel to your flight simulator
Free, open source game engine online