VyRT - A virtual social experience, made by Jared Leto and co

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

quippd - quippd is a social news site that anyone can edit.

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

Jobs List - All the jobs from job boards in one place

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