Last Updated on March 19, 2026
Notesnook is a free (as in speech) & open-source note-taking app focused on user privacy & ease of use. To ensure zero knowledge principles, Notesnook encrypts everything on your device using XChaCha20-Poly1305 & Argon2. It’s an alternative to Evernote.
Notesnook is built using the following technologies:
- JavaScript/Typescript.
- React Native — For mobile apps we are using React Native.
- Electron — For desktop app.
- NPM.
Key Features
- Cross-platform support – runs under Linux, Android, iOS, macOS, and Windows.
Website: github.com/streetwriters/notesnook
Support:
Developer: Notesnook
License: GNU General Public License v3.0
Notesnook is written in TypeScript and JavaScript. Learn TypeScript with our recommended free books and free tutorials. Learn JavaScript with our recommended free books and free tutorials.
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Read our verdict in the software roundup.
 Explore our comprehensive directory of recommended free and open source software. Our carefully curated collection spans every major software category.This directory is part of our ongoing series of informative articles for Linux enthusiasts. It features hundreds of detailed reviews, along with open source alternatives to proprietary solutions from major corporations such as Google, Microsoft, Apple, Adobe, IBM, Cisco, Oracle, and Autodesk. You’ll also find interesting projects to try, hardware coverage, free programming books and tutorials, and much more. Discovered a useful open source Linux program that we haven’t covered yet? Let us know by completing this form. |