Scrivener - Scrivener is a content-generation tool for composing and structuring documents.
Twine - Twine is an open-source tool for telling interactive, nonlinear stories.
Manuskript - Open-source tool for writers.
Ink by Inkle - ink is a popular open source scripting language for branching stories, designed for writers
FocusWriter - FocusWriter is a fullscreen, distraction-free word processor designed to immerse you as much as...
Arcweave - Arcweave is the first browser based cloud professional tool for game and narrative design.