Jupyter - Project Jupyter exists to develop open-source software, open-standards, and services for interactive computing across dozens of programming languages. Ready to get started? Try it in your browser Install the Notebook.
Boostnote - Boostnote is an open-source note-taking app.
Databricks - Databricks provides a Unified Analytics Platform that accelerates innovation by unifying data science, engineering and business.What is Apache Spark?
Zoho Notebook - The most beautiful note-taking app across devices.
BeakerX - Open Source Polyglot Data Science Tool
Elephant - Elephant is a notetaker with a classic interface you already know.