Plot Factory - Online story planner, organizer, and writing application.
Coggle - Coggle is a simple, beautiful, powerful way of structuring information.
World Anvil - World Anvil is a worldbuilding tool for Authors, Storytellers and worldbuilding lovers.
Xmind - Xmind is a brainstorming and mind mapping application.
Scrivener - Scrivener is a content-generation tool for composing and structuring documents.
Mindomo - Easy-to-create and share mind maps, concept maps, task maps and outlines. Mind mapping software for Web, Desktop, iOS and Android. Mind map with us for free!