FreeMind is a free mind-mapping software written in Java. The recent development has also turned it into high productivity tool.
XMind is both a product and an open source project released on November, 2008. XMind’s mission statement is to create, as a community, the leading international mind mapping and brainstorming software that will run on all major platforms and raise users’ work efficiency.
Coggle is an online tool for creating and sharing mindmaps. It works online in your browser: there’s nothing to download or install.
Creative team sketching and diagramming on an endless online whiteboard.
Draw unique and memorable mind maps, store them in the cloud for free and access them anywhere.
Capture ideas at the spead of thought – using a mind map maker designed to help you focus on your ideas and remove all the distractions while mindmapping.
Create unlimited mind maps for free, and store them in the cloud. Your mind maps are available everywhere, instantly, from any device.
Brainstorm, create presentations and document outlines with mind maps, and publish your ideas online and to social networks.