Open Source vs. Commercial

Wikis are about open environments and collaboration. No wonder most of the wikis listed at WikiMatrix are Free and Open Source. The „wiki Spirit“ and Open Source seem to be a perfect match.

That this does not mean a lack of professional support can be seen on the next page…

Chart :

All Data:

License Count
Free and Open Source 100search for open source wikis
Restricted 18search for commercial wikis