I tried the Lovable no-code app development platform, and saw how it uses AI to create, extend, and debug fully responsive, feature-rich web apps

Lovable makes extensive use of AI to help anyone create, and publish web apps with ease.
GitHub

react.dev

This repo contains the source code and documentation powering react.dev. The documentation is divided into several sections with a different tone and purpose. If you plan to write more than a few ...
GitHub

Microsoft Graph JavaScript Client Library

The Microsoft Graph JavaScript client library is a lightweight wrapper around the Microsoft Graph API that can be used server-side and in the browser.