Scritika - Scritika is advanced-level writing software that helps the writer to tell their stories in a creative and smart way, and it encourages you to compose the stories quickly.
Scrivener - Scrivener is a content-generation tool for composing and structuring documents.
Dabble Writer - Writing software for novelists.
Final Draft - Use your creative energy to focus on the content; let Final Draft take care of the style.
SHAXPIR - A modern cloud workspace for fiction writing & worldbuilding
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.