GitHub Repository Size - Browser extension to show file and repo size in GitHub
Sheety - Turn any Google sheet into an API instantly, for free. Power websites, apps, or whatever you like, all from a spreadsheet. Changes to your spreadsheet update your API in realtime. Neat
Kamran Ahmed - Lead Engineer @tajawal.
Sheetsu - Turn Google Spreadsheet into API
Contributions for GitHub - Show your GitHub contributions graph on your iOS Devices
Dashblock - Turn any website into an API