guys goto this website for the colonization clone (called coltoo or col2) is actually an open source project - so if you are a programmer you can help out. Its not exactly a well advanced game yet but they are working on map generator at present and if you wish to follow this or help out goto
http://www.civgaming.net/forums/forumdisplay.php?f=14
Its aimed at being a sequel / clone of col 2 with a lot of new features planned.