A game framework written with osu! in mind.
A simple and easy-to-use library to enjoy videogames programming
Open game and rendering engine packed into a JavaScript framework
PyCAPGE - Python Classic Adventure Point and Click Game Engine
Modern 3D engine and IDE written using C# and C++.
Toolkit for the easy prototyping of hybrid games for Tabletop Devices
C++ Framework for slot machine games
A 2D tile map editor created using .NET framework.
Hungry Hero is an open source Flash game built on Starling Framework.