KeepNote is a note-taking and organization. KeepNote is a note taking application that works on Windows, Linux, and MacOS X. Developed by Matt Rasmussen
License: Open Source
Tomboy is ideal for users looking for a simple, lightweight note-taking app with Markdown support, while KeepNote is better for those who need rich text formatting and hierarchical organization. However, KeepNote can become cluttered with its extensive features, whereas Tomboy remains straightforward.