Scrivener - Scrivener is a content-generation tool for composing and structuring documents.
Fade In - Fade In Professional Screenwriting Software is a complete application for writing motion picture...
StudioBinder - Production management made modern.
Trelby - The free, multiplatform, feature-rich screenwriting program!
yWriter - Free writing software designed by the author of the Hal Spacejock and Hal Junior series. yWriter6 helps you write a book by organising chapters, scenes, characters and locations in an easy-to-use interface.
WriterDuet - Collaborative screenwriting for everyone* *Great for solo writers as well!