Simple To-Do App - https://simplefingtodo.web.app/
It's the most simple todo web app you could have ever asked for..
- Frontend was created by React.js and MUI.
- Backend was created by Express.js and many other countless libraries.
- Database was created and maintained by MongoDB Atlas.
- Authentication was providedy by Passport.js and Google Oauth 2.0.
- Server side is deployed on Heroku and the Client side is deployed on Firebase
Backend can be found here -> https://github.com/amedumer/sfnt-backend