Preceden - Preceden makes it easy to build simple, powerful timelines
Scrivener - Scrivener is a content-generation tool for composing and structuring documents.
Timeline - Timeline is a cross-platform application for displaying and navigating events on a timeline.
Novlr - Online word processor and organizer for novel writing.
Tiki-Toki - Tiki-Toki is web-based timeline software for creating beautiful interactive timelines that you can share on the web.
ApolloPad - Great online app for writers, novelists, and bloggers.