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Outerbase Studio vs Chat2DB: catalog facts
Outerbase Studio	Chat2DB
Free Free and open source.	Free The community edition is free.
Web, Self-hosted	Windows, macOS, Linux, Web, Self-hosted, Command line
Runs in the browser with nothing to install on the client Supports Postgres, MySQL, SQLite and libSQL	Connects to more than 40 databases Bring your own AI model for query generation and explanation
Fewer database engines than large desktop clients Browser-based access may not reach databases on closed networks without self-hosting	AI features depend on configuring an external or local model Project has moved between GitHub organizations
Web application, Self-hosted	Downloadable app, Self-hosted
Open source	Open source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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