OGRE 1.6.0 aka Shoggoth is the newest version of the acclaimed 3D engine. I don't understand anything that's on the changelog , but it obviously goes beyond bugfixing and tweaking. :) There are no recent pre-compiled packages available, so the source way is the way to go, for now. The Infinity Engine's clone GemRB had some DONE s added to it's TODO , when version 0.3.1 was released a month ago. OpenMW , an OGRE-based engine for TES3 's game data, is now 0.5-versioned. Considering that the project started in this year's june, this number is quite impressive! Does this mean that we will have a final version of OpenMW by the start of 2009's summer? :D However, animations, interaction and user interface are not yet implemented. Also: check out these videos that show the progress of the engine so far. cocos2d-iphone is yet another LGPL-ed game framework and you can probably guess the platform it's designed for :). However, freedom freaks will argue t...