Native Android app for Habitica
Desktop/Android/HTML5/iOS Java game development framework
A simple and easy-to-use library to enjoy videogames programming
A beautiful, easy-to-use and ad-free comic and game client
Simple and flexible programming language for applications development
RenderDoc is a stand-alone graphics debugging tool
Memory Efficient Serialization Library
Gideros Release version
An MVVM & Databinding framework that can use C# and Lua
A dead simple 2D game library for Go
LÖVE is an awesome 2D game framework for Lua
Orx: Portable Game Engine
SoloPi Automated Testing Tool
the java game and entertainment runtime
Free 32/64/16-bit multi-platform Pascal and Object Pascal compiler
Delphi : VRCalc++ OOSL & + (Paged List, TextEditor, VRAstroVision ...)
Cerberus Content Management System
The Free & Popular Community git Server in a Complete Virtual Machine
Web IDE in single HTML file
Cinema Enters Game Console
ZED OS the clone of Windows XP
JPHP - an implementation of PHP on Java VM
A continuation of the popular Artemis ECS framework
Free and Open Game Programming Language for Windows and GNU/Linux