Improved Quake III Arena engine
Flexible, extensible, and scalable video game matchmaking
Phaser is a free and fast 2D game framework for making HTML5 games
A mod to make and play Terraria mods. Supports Terraria 1.4
Pterodactyl® is a free, open-source game server management panel
Unity / XNA game patcher and plugin framework
Desktop/Android/HTML5/iOS Java game development framework
A web-based IDE for HTML5 game development. Powered by Phaser
A lightweight game server framework implemented with Actor Model
The command-line tool for quick, simple deployment and management
Dedicated Game Server Hosting and Scaling for Multiplayer Games
Access GameLift resources and integrate GameLift into your Unity game
A TypeScript-to-Luau Compiler for Roblox
Library for Switch Homebrew
The main repository for the development of the evolution game Thrive
RenderDoc is a stand-alone graphics debugging tool
A simple and easy-to-use library to enjoy videogames programming
A lightweight online game framework
A fast and reliable entity component system (ECS) and much more
3D game engine/framework in C, with Luajit and Python bindings now
Build retro games using WebAssembly for a fantasy console
Godot game template and component-based framework
BizHawk is a multi-system emulator written in C#
Phoenix is a modern open-source Code Editor for the web
API and runtime that allows access to VR hardware