Desktop/Android/HTML5/iOS Java game development framework
An isometric arcade-style game of skill, puzzles and exploration
A 2D game engine and level editor
Portable game engine with main focus on point-and-click adventures
A generic 2D engine for any kind of game
Multi-threaded 2D Renderer licensed under the Mozilla Public License
A game development kit for Sifteo Cubes.
A C++ library for programmers transitioning from "Game Maker Language"
easy programming language for 2d games
A high-performance C++ Sudoku solver implementing DLX algorithm