When comparing MoinMoin vs Gitit, the Slant community recommends Gitit for most people. In the question“What are the best multi-user wikis?” Gitit is ranked 4th while MoinMoin is ranked 7th. The most important reason people chose Gitit is:
Giti has a multitude of formats that it allows to be exported, including LaTeX, ConTeXt, DocBook, RTF, OpenOffice ODT, and MediaWiki markup.
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Pros
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.
Pro Lots of export formats
Giti has a multitude of formats that it allows to be exported, including LaTeX, ConTeXt, DocBook, RTF, OpenOffice ODT, and MediaWiki markup.
Pro Supports markdown
Getit supports markdown, a plain text formatting syntax that is designed so that it can be read by HTML.
Pro Free and open source software (FOSS)
Licensed under GPLv2 so you can download source code and customize to meet your needs, provided that you know or are willing to learn Haskell.
Pro Can be used collaboratively by multiple people
Pro Renders math
Using MathJax.
Cons
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.
Con Requires Haskell
On some Linux platforms a binary package for Haskell may not be included in the standard repositories. So, it will be necessary to compile Haskell from source code or find a non-standard package repository, which may seem like a hassle if you don't use Haskell for anything else.