Freeplane is a free, open source software application for creating mind maps and electronic outlines. Developed by Freeplane team
License: Open Source
Docear is an academic literature suite. Docear bundles several applications for academics. As of now, these applications are BibTeX based reference management, mind mapping, and some pdf management capabilities. Developed by Joeran Beel, Stefan Langer, Marcel Genzmehr, and others...
License: Open Source
Docear is primarily focused on academic research and offers integrated reference management, making it ideal for researchers. In contrast, Freeplane excels in collaboration and task management features, making it better suited for team projects and general mind mapping.