authjs.net is a service made to make including popular 3rd party social logins easier.
facebook? https://connect.facebook.com/en_US/sdk.js -> https://authjs.net/sdk/fb.js (authjs automatically detects and sends your language to Facebook)
google? https://www.google.com/apis/client.js -> https://authjs.net/sdk/google.js (Google will automatically fix itself and request the files it needs)
microsoft? https://alcdn.msauth.net/browser/2.14.2/js/msal-browser.min.js -> https://sdk.authjs.net/sdk/live.js (LiveSDK has been turned off, and it's now required to use MSAL.js)