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Zsh-z vs z: catalog facts
Zsh-z	z
Free Free and open source.	Free Free, released under the WTFPL.
macOS, Linux, Command line	macOS, Linux, Command line
Jumps to directories by partial name using frecency ranking Written natively in Zsh with no external dependencies	Single shell script with no dependencies to install Frecency ranking learns from your habits
Works only in Zsh Needs some browsing history before suggestions become useful	Supports only bash and zsh Rarely updated; last change in December 2023
Downloadable app	Downloadable app
Open source	Closed source
License not stated	License: WTFPL
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 2, 2026

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