MinMeister: Mind Mapping to the Web
Written by on March 15th, 2007 in Ajax News.
MindMeister is a collaborative online mind mapping tool written with Rails and Prototype. You can capture your thoughts and share them instantly with friends and colleagues.
Although in private beta, you can play with the sample map that is embedded into the main page:
Source: Ajaxian
Original Article: http://ajaxian.com/archives/minmeister-mind-mapping-to-the-web