The easiast way to get in contact with the poeple how create widelands is to use the Forum. But there are other ways to get in contact:
If you find a bug in this wiki (broken links or typos), feel free to fix it yourself; this is a wiki after all.
Players and developers can meet on the #widelands channel of the FreeNode network
you can directly join our chat with the Java client installed on our website: -> IRC Chat