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zot vs Docker Hub: catalog facts
zot	Docker Hub
Free Free and open source under the Apache 2.0 license.	Freemium Browsing and pulling public images is free; publishing requires a Docker account.
macOS, Linux, Self-hosted	Web
Single static binary with no external services Runs without root privileges	Default registry used by Docker tools Official, hardened and verified publisher images are labeled
Aimed at users comfortable running server software No graphical desktop client	Hosted service, not something you can run yourself Publishing images requires an account
Self-hosted	Web application, Hosted service
Open source	Closed source
License: Apache-2.0	License not stated
No account needed	Not stated if an account is needed
Not stated if it works offline	Needs internet
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 1, 2026

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