Morphosis is a document conversion app written in Python, using GTK4 and Libadwaita.
Logseq
A privacy-first, open-source platform for knowledge management and collaboration.
Vnote
VNote is a Qt-based, free and open source note-taking application, focusing on Markdown now. VNote is designed to provide a pleasant note-taking platform with excellent editing experience.
QOwnNotes
Free open source plain-text file markdown note taking with Nextcloud / ownCloud integration
SimpleNote
The simplest way to keep notes
Zettlr
A Markdown Editor for the 21st Century
Typora
Typora will give you a seamless experience as both a reader and a writer. It removes the preview window, mode switcher, syntax symbols of markdown source code, and all other unnecessary distractions. Replace them with a real live preview feature to help you concentrate on the content itself.