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ncdu vs erdtree: catalog facts
ncdu	erdtree
Free Free and open source under an MIT-style licence.	Free Free and open source.
macOS, Linux, Command line	Windows, macOS, Linux, Command line
Works over SSH on a server with no graphical environment Parallel scanning with -t8 is much faster on large trees	Shows the file tree and disk usage in one view Honours .gitignore and hidden-file rules
No Windows build Colours are off by default because they were not legible in all terminals	Releases are infrequent Terminal only
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: MIT
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked September 24, 2026

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