When comparing Freeplane vs MindMup, the Slant community recommends Freeplane for most people. In the question“What are the best mind mapping tools?” Freeplane is ranked 3rd while MindMup is ranked 5th.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Free and open-source (FOSS)
Pro Supports most used *.mm file format
Pro Easy to use
Pro Possesses all Freemind pros and more
Pro Developed by veteran FreeMind devs
Pro Frictionless interface
MindMup allows focusing on thoughts and productively capture them without getting in the way.
Pro Browser-based
Don't need to install anything, just open the website and you are set.
Pro Just works
Pro Compatible with Google Drive and Github
Pro Easy sharing & presenting
After taking notes, it only takes seconds to share and/or prepare them for presentations.
Pro Free and open source
MindMup is free with source code available on GitHub.
Cons
Con Not as beautiful as XMind
Con Does not have a mobile counterpart
You have to find yourself other tools (using the interoperable mm) on mobiles.
Con Note capacity is limited
MindMup is good for mapping out thoughts that could be summarized in bullet points, but longer notes aren't as practical for this service.
Con Unconventional note taking style
It's a mind mapping application, not a traditional text based note storage platform.