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Kotaemon vs Gemini Notebook: catalog facts
Kotaemon	Gemini Notebook
Free Free and open source.	Freemium Requires a Google account; check Google's site for current plan limits.
Web, Self-hosted	Web
Chat with your own documents through a web interface Works with local or hosted language models	Works from sources you upload Summaries and Q&A across several documents
Needs a server or local setup rather than a simple installer Answer quality depends on the model you connect	Requires a Google account Web only, documents are processed by Google
Self-hosted	Web application
Open source	Closed source
License not stated	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 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.