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marimo vs Jupyter: catalog facts
marimo	Jupyter
Free The open-source application is available without a license fee.	Free Free and open source.
Windows, macOS, Linux, Web	Windows, macOS, Linux, Web
No hidden state: changing a cell updates everything that depends on it Notebooks are plain .py files, so diffs and version control work	Supports over 40 programming languages Rich interactive output in notebooks
The reactive model forbids some patterns familiar from Jupyter Smaller ecosystem than Jupyter	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
Downloadable app	Downloadable app, Web application
Open source	Open source
License: Apache-2.0	License: BSD-3-Clause
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 23, 2026

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