Free Open Source Mind Mapping Software Applications

I was searching for free mind mapping software and found some cool free & open source mind mapping software applications. Here is a consolidate list of all free open source mind mapping software

• XMind
• FreeMind
• Compendium - Compendium Institute
• GanttProject
• Freeplane

Reference:

A big list of Free mind mapping (and related types) software (thanks roygrubb)

Software for mindmapping and information organisation

Four Open Source Mind Mapping Apps to Keep You Focused

http://mindmappingsoftwareblog.com/freeplane/