Explore data and build apps seamlessly with marimo, a next-generation Python notebook.

Marimo were first described in the 1820s by Anton E. Sauter, found in Lake Zell, Austria.

Moss Balls, or "Marimo" weren't traditionally grown as houseplants and it's not made of moss (it's actually an Algae called Aegagropila linnaei). But they make great indoor plants.

A reactive notebook for Python — run reproducible experiments, execute as a script, deploy as an app, and version with git.

You can edit and run marimo notebooks in VS Code or Cursor using our extension; this provides a user interface that's similar to VS Code Jupyter, but with marimo's reactive execution, …

May 26, 2025 · marimo notebooks redefine the notebook experience by offering a reactive environment that addresses the limitations of traditional linear notebooks. With marimo, you …

marimo is an open-source programming environment that blends the best parts of interactive computing with the rigor of traditional software development.

Aug 15, 2025 · Enter Marimo, a reactive Python notebook that's reimagining the data science experience and offering some compelling advantages over its older sibling.

marimo is free and open-source (pip install marimo). To generate and edit notebooks locally, use our CLI. Generate Python notebooks with AI. Analyze data, create visualizations, and more.

marimo is an open-source reactive Python notebook: run a cell or interact with a UI element, and marimo automatically runs dependent cells (or marks them as stale), keeping code and …