Dillinger - joemccann has 95 repositories available. Follow their code on GitHub.
Evernote - Bring your life's work together in one digital workspace. Evernote is the place to collect inspirational ideas, write meaningful words, and move your important projects forward.
Pine - A lightweight, modern macOS markdown editor written in Swift
Joplin - Joplin is a free, open source note taking and to-do application, which can handle a large number of notes organised into notebooks. The notes are searchable, tagged and modified either from the applications directly or from your own text editor.
Moeditor - The all-purpose markdown editor built with Electron.
Google Keep - Capture notes, share them with others, and access them from your computer, phone or tablet. Free with a Google account.