Looking for logging into the Facebook Dev 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 Facebook Dev site. After that you can login as usual with your login credentials.
https://developers.facebook.com/docs/facebook-login/
https://developers.facebook.com/%3Flocale%3Did_ID
https://developers.facebook.com/products/account-creation
https://www.youtube.com/watch%3Fv%3DgXux8b3wcYw
https://www.youtube.com/watch%3Fv%3DKjBNFWKNMOY
https://books.google.co.id/books?id=5vxwDwAAQBAJ&pg=PA49&lpg=PA49&dq=facebook+login+dev
https://devcenter2.appery.io/tutorials/jqm/build-an-app-with-facebook-api/
https://stackoverflow.com/questions/39800216/working-with-facebook-login-from-localhost
https://books.google.co.id/books?id=vEIrEy2IMFIC&pg=PA519&lpg=PA519&dq=facebook+login+dev
https://books.google.co.id/books?id=L2J9ym5bQkUC&pg=PA5&lpg=PA5&dq=facebook+login+dev
https://www.journaldev.com/19718/android-facebook-login
https://www.bigcommerce.com/apps/one-click-social-login/
https://twitter.com/login