PhotoSnack. One True Media. Cacoo. Argunet Editor: Open Source Argument Mapping. Argunet Editor is a free argument map editor for analyzing and visualizing complex debates.
You can use it offline and save your debates on your hard-disk. Or you can use it as a client-server application. This allows you to share your debates and collaborate with others on the Argunet server. Persuasion Map. Vocaroo. Audacity. AnyMeeting.