1. Notably is a free markdown notes editor that allows you to very easily create and publish beautiful...

  2. A powerful to-do and note app for busy people.

  3. All-in-one life management and productivity system

  4. A simple workspace to help you focus.

  5. Collect by WeTransfer is the best way to organize your ideas.

  6. Notational Velocity: modeless, mouseless Mac OS X note-taking application

  7. Cryptee is a cross platform, encrypted and secure home for your private documents, notes, files and...

  8. Very similar to Notational Velocity but for Windows.

  9. Write Markdown documents with a comprehensive GUI and many workflow/time management tools.

  10. A fork of the original Notational Velocity with some additional features and interface modifications

  11. DEVONtechnologies develops DEVONthink, DEVONagent, and other Mac and iOS apps for document and information management and web research.

  12. Fast & clean-looking note-taking app for macOS that helps writers write and think more.