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Deepnote vs marimo: catalog facts
Deepnote	marimo
Freemium Self-serve signup is available, with demos offered for larger teams.	Free The open-source application is available without a license fee.
Web	Windows, macOS, Linux, Web
Real-time collaboration on Python and SQL notebooks Built-in AI for queries and analysis	No hidden state: changing a cell updates everything that depends on it Notebooks are plain .py files, so diffs and version control work
Runs as a hosted service, not locally Many features are aimed at teams rather than individuals	The reactive model forbids some patterns familiar from Jupyter Smaller ecosystem than Jupyter
Web application, Hosted service	Downloadable app
Closed source	Open source
License not stated	License: Apache-2.0
Account needed	Not stated if an account is needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 22, 2026

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