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.
10 Word News - Only news that matters. Every story is exactly ten words.
Preceden - Preceden makes it easy to build simple, powerful timelines
ShuffleHex - ShuffleHex is a next generation content discovery platform that pushed recommends of web content to it's users. Users can also save anything from anywhere.