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
replit - Code, create, andlearn together. Use our free, collaborative, in-browser IDE to code in 50+ languages — without spending a second on setup.
Sheetsu - Turn Google Spreadsheet into API
Repostimeline - Repostimeline is an open-sourced web app that lets you generate a stunning timeline of your GitHub public projects.
Dashblock - Turn any website into an API