Timeline JS - Beautifully crafted timelines based on Google Spreadsheets that are easy, and intuitive to use.

Aeon Timeline - "The timeline tool for creative thinking. Capture, create and explore ideas."

Tiki-Toki - Tiki-Toki is web-based timeline software for creating beautiful interactive timelines that you can share on the web.

Preceden - Preceden makes it easy to build simple, powerful timelines

Timeline - Timeline is a cross-platform application for displaying and navigating events on a timeline.

Time.Graphics - Time.Graphics is a timeline and free of charge online service for creating infographics.