Aeon Timeline - "The timeline tool for creative thinking. Capture, create and explore ideas."
Timeline - Timeline is a cross-platform application for displaying and navigating events on a timeline.
Sutori - Sutori is the easiest way to create an interactive story collaboratively.
Preceden - Preceden makes it easy to build simple, powerful timelines
Tiki-Toki - Tiki-Toki is web-based timeline software for creating beautiful interactive timelines that you can share on the web.
Time.Graphics - Time.Graphics is a timeline and free of charge online service for creating infographics.