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Freeplane vs Project Graph: catalog facts
Freeplane	Project Graph
Free Free and open source under the GPL.	Free Free download; the project accepts sponsorship.
Windows, macOS, Linux	Windows
Attributes, conditional styles, filtering and scripting go well beyond drawing a diagram Groovy scripting can generate or transform entire maps	Many node types including LaTeX, images and SVG Keyboard-driven tree building with automatic layout
A dense interface with a real learning curve Java Swing looks and feels out of place on every platform	Website and documentation are mainly in Chinese Licence terms are not clearly stated in the research
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-2.0	License not stated
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.