Freemind: a mind mapper, and at the same time an easy-to-operate hierarchical editor
Description: A Java Program for creating and viewing Mindmaps
Taking the Concept-Mapping approach to Human-Computer Interface design. A mind mapper, and at the same time an easy-to-operate hierarchical editor with strong emphasis on folding. These two are not really two different things, just two different descriptions of a single application. Often used for knowledge and content management.
aptitude install sun-java5-bin freemind
deb http://www.mirrorservice.org/sites/ftp.blackdown.org/java-linux/debian sarge non-free
Command line for Sarge:
aptitude install j2re1.4 freemind