xLua is a lua programming solution for C#
An MVVM & Databinding framework that can use C# and Lua
RenderDoc is a stand-alone graphics debugging tool
Desktop/Android/HTML5/iOS Java game development framework
Memory Efficient Serialization Library
A simple and easy-to-use library to enjoy videogames programming
Open source Cardboard SDK and samples
UI Automation Framework for Games and Apps
Orx: Portable Game Engine
Cerberus Content Management System
Delphi : VRCalc++ OOSL & + (Paged List, TextEditor, VRAstroVision ...)
High performance, cross-platform machine learning for Unity Engine
The Free & Popular Community git Server in a Complete Virtual Machine
Web IDE in single HTML file
Cross platform SDK
Smart phone automation tool. Support iOS, Android, WebApp and game
Highly customizable library for procedural world generation
3D .NET engine for Windows, Linux, Mac
A cross-platform OpenGL based lightweight scenegraph library