Looking for logging into the Graph Api site and are not getting the correct working link for it? In such a case, you can use the links given here by searching your desired login page in the search box. If the page is present on our website then you will get all the links related to the Graph Api site. After that you can login as usual with your login credentials.
https://developers.facebook.com/docs/facebook-login/
https://developers.facebook.com/docs/facebook-login/manually-build-a-login-flow?locale=de_DE
https://developers.facebook.com/docs/reference/javascript/FB.login/?locale=de_DE
https://developers.facebook.com/docs/facebook-login/access-tokens/?locale=de_DE
https://developers.facebook.com/tools/explorer/
https://developers.facebook.com/docs/graph-api/
https://docs.microsoft.com/de-de/graph/auth-overview
https://stackoverflow.com/questions/36890014/accessing-microsoft-graph-api-without-using-login-page
https://www.loginradius.com/engineering/using-facebook-graph-api-after-login/
https://graph.api.smartthings.com/login/auth
https://dzone.com/articles/getting-access-token-for-microsoft-graph-using-oau
https://github.com/facebook/php-graph-sdk
https://washamdev.com/facebook-sdk-javascript-tutorial-graph-api-facebook-login/