Marimo vs Observable: a side-by-side comparison for 2025
Comparing two data science notebooks.
Marimo
Marimo is an open-source reactive notebook for Python — reproducible, git-friendly, executable as a script, and shareable as an app.
Observable
Make sense of the world with data, together. Explore, visualize, and analyze data. Collaborate with the community. Learn and be inspired. Share insights with the world.