Apps with 'Outline mode' feature
a markdown editor, markdown reader.
List-making software with infinite levels of indentation, giving you the flexibility of infinite layers of organization.
Typewriter. Ring-binder. Scrapbook. Scrivener combines everything you need to craft your first draft, from nascent notion to final full stop.
Dynalist is a web app that lets you break down and organize your thoughts in the format of lists.
Org mode is for keeping notes, maintaining TODO lists, planning projects, and authoring documents with a fast and effective plain-text system.
A new medium for your ideas—augment your thinking with a text editor designed for structuring lists. Side-by-side views allow 3 modes of thinking.
yWriter is a writing tool that uses "scenes" as a unit of text and allows you to associate that text with all manner of story elements (characters, locations, items) as well as place it and rearrange it within the context of chapters.
With Plume Creator, organize your writing projects ! Scenes, notes, characters,... Rich Text editing, full screen editing and multiple projects …
Turn your idea into a beautiful mind map in just a few clicks. Then, organize your thoughts with shapes, flags, colors, and notes.