"Ontographics is another visualization of graphs structures. It's a "...organization and presentation software. It is suitable for managing all kind of information and data: documents, projects, knowledge, and so on. Ontographics makes it easy to present, share and communicate informations to other people."
"It is a fully functional program, but is missing some features from Ontograpics Silver:
* no attachments (Word documents, images, etc) on nodes
* no installer
* no support"