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Querybook vs PopSQL: catalog facts
Querybook	PopSQL
Free Free and open source; you host it yourself.	Freemium Self-serve sign-up; see the website for current plans.
Web, Self-hosted	macOS, Web
Collaborative notebooks that combine queries, notes and charts Schema-aware autocompletion in the query editor	Shared, searchable library of team queries Real-time collaboration on SQL
Needs a server deployment, not a simple desktop install Geared to team data warehouses more than quick local database work	Requires an account Closed source
Self-hosted	Downloadable app, Web application
Open source	Closed source
License: Apache-2.0	License not stated
Not stated if an account is needed	Account needed
Not stated if it works offline	Needs internet
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

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