Quilter Markdown Editor
Quilter is a free and open source Markdown editor application for Linux. It is a simple and beautiful editor with focus mode, Preview Mode and Sepia Mode. It comes with three color scheme including dark mode, find and replace, full width and half width view types, keyboard shortcuts, build-in markdown cheat sheet, auto save, code highlight, latex math and mermaid js graph support. You can also export your document to PDF and HTML.
