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Jupyter vs marimo: catalog facts
Jupyter	marimo
Free Free and open source.	Free The open-source application is available without a license fee.
Windows, macOS, Linux, Web	Windows, macOS, Linux, Web
Supports over 40 programming languages Rich interactive output in notebooks	No hidden state: changing a cell updates everything that depends on it Notebooks are plain .py files, so diffs and version control work
Runs through a local server, which adds setup compared with a plain editor Notebook files can be awkward to diff and review in version control	The reactive model forbids some patterns familiar from Jupyter Smaller ecosystem than Jupyter
Downloadable app, Web application	Downloadable app
Open source	Open source
License: BSD-3-Clause	License: Apache-2.0
No account needed	Not stated if an account is needed
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 22, 2026

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