QOwnNotes
Free open source plain-text file markdown note-taking with Nextcloud / ownCloud integration
Own your notes
All notes are stored as plain-text markdown files on your computer, no "vendor lock-in". Use sync services like Nextcloud to sync notes across devices.
Small footprint
Native application, optimized for speed and consuming little processor and memory resources.
Customization
Heavily customizable and scriptable, you are in control of on how you want to work with your notes.