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Web vs Nook: catalog facts
Web	Nook
Free Free to download and build from the published source.	Free Free and open source, supported through Open Collective.
macOS	macOS
Native macOS interface Local AI page questions through MLX on the Mac	Sidebar and spaces for organising tabs Runs both Chrome and Safari extensions
Requires Apple Silicon and macOS 26.5 or later Development preview with limited site compatibility testing	macOS only Young project, recently reached version 1.0
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License not stated
No account needed	No account needed
Not stated if it works offline	Not stated if it 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.