Scrivener - Scrivener is a content-generation tool for composing and structuring documents.
FocusWriter - FocusWriter is a fullscreen, distraction-free word processor designed to immerse you as much as...
Manuskript - Open-source tool for writers.
iA Writer - Minimal Design, Maximum Focus
bibisco - bibisco is a novel writing software.
WriteMonkey - Software for full screen distraction free creative writing. No whistles and bells, just empty screen, you and your words. WriteMonkey is light, fast, and perfectly handy for those who enjoy the simplicity of a typewriter but live in modern times.