Desktop/Android/HTML5/iOS Java game development framework
A simple and easy-to-use library to enjoy videogames programming
The open-asset-importer-library repository
UI Automation Framework for Games and Apps
An MVVM & Databinding framework that can use C# and Lua
Everything you need to build and deploy scalable realtime 3D apps
A dead simple 2D game library for Go
Open source Cardboard SDK and samples
Orx: Portable Game Engine
Free 32/64/16-bit multi-platform Pascal and Object Pascal compiler
Delphi : VRCalc++ OOSL & + (Paged List, TextEditor, VRAstroVision ...)
Cross platform SDK
JavaScript framework to build game engines, games, emulators and apps
Web IDE in single HTML file
Cerberus Content Management System
The Free & Popular Community git Server in a Complete Virtual Machine
Cinema Enters Game Console
ZED OS the clone of Windows XP
Smart phone automation tool. Support iOS, Android, WebApp and game
A cross-platform interpreter for many point-and-click adventure games
3D .NET engine for Windows, Linux, Mac
A cross-platform OpenGL based lightweight scenegraph library