Aeon Timeline - "The timeline tool for creative thinking. Capture, create and explore ideas."
Pingdom - With website monitoring from Pingdom you will be the first to know when your website is down. No installation required. 30-day free trial.
Preceden - Preceden makes it easy to build simple, powerful timelines
StatusCake - Website Uptime Monitoring & Alerts – Free Unlimited Downtime Monitoring
Sutori - Sutori is the easiest way to create an interactive story collaboratively.
Better Uptime - We call you when your website goes down