A growing collection of computer games that are freeware, open source or free to play.

The object of the game is to find uncover pairs of identically colored Oxyd stones. Simple? Yes. Easy? Certainly not! Hidden traps, vast mazes, laser beams, and, most of all, countless hairy puzzles usually block your direct way to the Oxyd stones…

Features

• Puzzle game with a dexterity component.
• Non violent - a game for young and old.
• More than 900 different levels guarantee longtime entertainment.
• Stable 1.00 Release with more than 200 000 downloads in two months.
• High-resolution 2D graphics.
• Realistic physics simulation.
• More than 500 different game objects.
• Available for all Windows versions, Mac OSX, most Linux distributions, many other Unix versions.
• Completely free