How about making mods for an existing game like Unreal Tournament 2004 or Half-Life 2? Or dungeons for Neverwinter Nights 1? <BR><BR>Each of those has a huge modding community and a lot of sample code ...
Cocos has had great success with PC and mobile games with its 2D game engine. Now it is taking the open-source software to the third dimension with Cocos Creator 3.0. Cocos is including its first ...