The Data Visualisation Catalogue - Reference tool for data visualisation
Google Analytics by SumoMe - The easiest way to see your Google Analytics
Alpaca w/ Google Sheets - Stock Trading from Google Sheets
Metric.live - Real-time and advanced periodic alerts for Google Analytics.
SheetAside - Access your Google Sheets from where you are
Statsbot - Connect your database, let Statsbot generate data relationships from your database automatically, and get your first insights in a matter of minutes.