Open-source & end-to-end encrypted Note Taking App
"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
Notesnook is our proof that privacy does not (always) have to come at the cost of convenience. Our goal is to provide users peace of mind & 100% confidence that their notes are safe and secure. The decision to go fully open source is one of the most crucial steps towards that.
You can use Notesnook as a web app, a macOS, Windows or Linux desktop app or use it on your iOS / Android device."