Simple and light-weight 3D game engine
Orx: Portable Game Engine
Phaser is a free and fast 2D game framework for making HTML5 games
Desktop/Android/HTML5/iOS Java game development framework
A simple and easy-to-use library to enjoy videogames programming
Innovative user interfaces made easy
Tool to build cross-platform and high-performance awesome apps
stb single-file public domain libraries for C/C++
3D Engine c++
A re-implementation of Freelancer
Dedicated Game Server Hosting and Scaling for Multiplayer Games
2D GPU-accelerated framework for ActionScript developers
A guide for how to use your smartphone to code anywhere at anytime
Framework to facilitate communication in the Unity game engine
Godot game template and component-based framework
3D game engine/framework in C, with Luajit and Python bindings now
Real-time physically based rendering engine for Android, iOS, and more
Template-driven engine to generate documentation
An MVVM & Databinding framework that can use C# and Lua
A showcase app for the Flutter SDK
UI Automation Framework for Games and Apps
Easy to use Python library for creating 2D arcade games
Creative cellular automata browser game
Skript is a Bukkit plugin which allows server admins
The open-asset-importer-library repository