I used APE and a heavily modified tiddlywiki to put together BlipWiki at http://www.baggr.com http://www.baggr.com and used the python/javascript diff-match-pat

I used APE and a heavily modified tiddlywiki to put together BlipWiki at http://www.baggr.com http://www.baggr.com and used the python/javascript diff-match-patch libraries from http://code.google.com/p/google-diff-match-patch/ http://code.google.com/p/google-diff-match-patch/ to keep the data in sync