Compare software

Flowchart Fun vs Graphviz: catalog facts
Flowchart Fun	Graphviz
Free Described on its website as a free online flowchart maker.	Free Free and open source.
Web	Windows, Command line
Diagrams are written as plain text, so edits are fast Runs in the browser with nothing to install	Diagrams generated automatically from plain text Exports to PNG, SVG, PDF and PostScript
Less control over exact layout than a freehand drawing tool License and source details are not stated on the homepage	Requires learning the DOT language Limited manual control over automatic layouts
Web application	Downloadable app
Closed source	Open source
License not stated	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 1, 2026

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