Loxi - Easily add an events calendar to any website.
Statsbot - Connect your database, let Statsbot generate data relationships from your database automatically, and get your first insights in a matter of minutes.
Future - Calendar events around the clock
Google Analytics by SumoMe - The easiest way to see your Google Analytics
Calendar by 44 - Blazingly fast calendaring
Datadeck - Spreadsheets visualized In two clicks