When comparing Xwiki vs MoinMoin, the Slant community recommends MoinMoin for most people. In the question“What are the best multi-user wikis?” MoinMoin is ranked 7th while Xwiki is ranked 13th. The most important reason people chose MoinMoin is:
You'll need Apache and Python set up. To install MoinMoin itself download the archive, open it and run setup.py from the command line.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Extensions
More than 600 extensions are available.
Pro Playground
You can try out XWiki in the Online Playground.
Pro Hosted
Cloud and Hosted offers are available.
Pro Straightforward installation
You'll need Apache and Python set up. To install MoinMoin itself download the archive, open it and run setup.py from the command line.
Pro Portable version
There's a Portable version of MoinMoin that can be used without having to install it.
Pro Users can create personal bookmarks
Pro Functionality can be extended with plugins
A selection of plugins is available at MoinMoinExtensions.
Pro Offline sync
Pro Global recent changes RSS feed
Pro Integrates with Xapian to allow searching through files
Xapian integration will allow searching through PDF, OpenOffice, Word, etc attachments.
Pro Full-text search
Pro Reasonable selection of themes
A few dozen themes are available for MoinMoin on the ThemeMarket, allowing you to quickly change the look and feel of the wiki.
Pro Version control
MoinMoin allows viewing past revisions of pages.
Pro Free and open source
Licensed under GPL v2.
Cons
Con No SQL Server support
Con Attachment history isn't tracked
While it supports attachments, if an attachment is deleted, it's gone.
Con Can't limit attachment size
There's no way to set a limit on attachment sizes.