Markdown by DaringFireball - Text-to-HTML conversion tool/syntax for web writers, by John Gruber
Trix - A rich text editor for everyday writing.
Minimalist Markdown Editor - This is the simplest and slickest Markdown editor.
BBEdit - BBEdit is a professional HTML and text editor for Macintosh that provides features for editing, searching, and minipulation of text for web authors and software developers.
HedgeDoc - HedgeDoc is one of the attractive markdown editors that entitles you to easily make bites, graphs, and presentations in no time and lets you export it to many cloud storage platforms like Google Drive, Dropbox so that your co-workers can instantly a…
Draft.js - Rich Text Editor Framework for React