JPHP - an implementation of PHP on Java VM
A complete framework for Godot to create beautiful and complex AI
8-bit Graphical API for Java
Easy fine console input/output for java
Test project with a 2D platform game developing in Godot 3.1
a 2D Game Development Framework
The world's first evidence-oriented programming language
A minimalist and cross platform System Shock source port
Map Generation Application and API
scriptable game engine with built-in support for 2D graphics and sound
Multi scripts for CS:GO that do just about everything
Lightweight framework for old-school RPG GUI in web!
Create units and attacks for Wesnoth!
2D game creation software
The Flixel Power Tools are a set of plug-ins for Flixel 2.5+
LibGDX/LWJGL tutorials and examples
Cross platform 2D game creation framework with Python bindings
Custom Minecraft network
StarlingPunk is a framework built on top the Starling library
Code Difference report
Programming Game, A Practice Tool for Building Intelligent Things