Aeon Timeline - "The timeline tool for creative thinking. Capture, create and explore ideas."
SmallDevTools - Handy developer tools with a delightful interface
Timeline - Timeline is a cross-platform application for displaying and navigating events on a timeline.
LaunchKit - Open Source - A popular suite of developer tools, now 100% open source.
Preceden - Preceden makes it easy to build simple, powerful timelines
TextLab - TextLab is the fastest way to format, prettify, transform, hash, encode, and decode your data instantly!