QOwnNotes is a free open source (GPL) plain-text notepad with markdown support and todo list manager for GNU/Linux, MacOS and Windows, that (optionally) works together with the notes application of ownCloud or Nextcloud. Developed by Patrizio Bekerle
License: Open Source
Tomboy is ideal for users looking for a straightforward note-taking solution with a simple interface, while QOwnNotes offers more advanced features like task management and greater customization, making it suitable for power users.