NotePlan - Make plans inside an individual markdown note for every day in your calendar. Use it as a journal for your daily tasks and plan todos in advance. For Mac, iPhone and iPad.
Falcon - Ultraportable 2-in-1 Laptop
markdown to web - Convert markdown to online web page
Editorial - Desktop-class text & markdown productivity on iOS
Mochi - Write notes and flashcards with Markdown and study them with spaced repetition.
UnMarkDocs - Unleash the Power of Markdown to Write Better Product Documentation