Explore data and build apps seamlessly with marimo, a next-generation Python notebook. Open source, reactive, and Git-friendly. Try it free in your browser.

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

marimo is a reinvention of the Python notebook as a reproducible, interactive, and shareable Python program, instead of an error-prone JSON scratchpad. We believe that the tools we use shape the …

17 hours ago · A threat actor started exploiting CVE-2026-39987, an unauthenticated RCE vulnerability in Marimo, nine hours after public disclosure.

Jan 27, 2022 · marimo is a reinvention of the Python notebook as a reproducible, interactive, and shareable Python program, instead of an error-prone JSON scratchpad. We believe that the tools we …

1 day ago · Critical marimo RCE (GHSA-2679-6mx9-h9xc) exploited within 10 hours of disclosure. Sysdig TRT details real-world attacks, credential theft in minutes, and what defenders must do now.

Jul 28, 2022 · Petco's expert guide helps you care for Marimo Moss Balls! Learn aquarium requirements, propagation, and habitat mates to keep these unique, vibrant plants thriving.

1 day ago · CVE-2026-39987, a critical Marimo RCE flaw, was exploited within 10 hours of disclosure. Learn how it works, affected versions, and how to protect your systems.

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.