The Data Visualisation Catalogue - Reference tool for data visualisation
SheetHacks by Polymer Search - Discover the best tips & tricks for Google Sheets & Excel
Alpaca w/ Google Sheets - Stock Trading from Google Sheets
SyncWith for Google Sheets - Data from any app into Google Sheets, reports & dashboards
SheetAside - Access your Google Sheets from where you are
Coefficient.io - Automatically Sync Google Sheets with your Business Systems. No-code reporting and analysis tool.