Ensemblist is a 3D puzzle game in which you have to model a given shape with geometric primitives that you must assemble with boolean operations (using constructive solid geometry).
Netrok a GPL open source SDL game for linux and Windows. It`s a platform game like Super Mario, but it is not a clone. It has a new, fast and unique gameplay with some puzzle passages, where you have to think, how to proceed
MegaMekNET is a client/server Java Application to chat and play MegaMek Games and also enroll into the ongoing campaign to fíght for one of the 5 houses or a Mercenary Group.
Enigma is a reimplementation of Oxyd, a puzzle game that was very popular on the Atari ST and later on the PC. Equipped with a little black marble, your objective is to locate and uncover matching pairs of Oxyd stones.