Looking for logging into the Php Steam 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 Php Steam site. After that you can login as usual with your login credentials.
https://gist.github.com/Ehesp/8315084
https://github.com/SmItH197/SteamAuthentication
https://github.com/vikas5914/steam-auth
https://gamebanana.com/tuts/11999
https://forums.alliedmods.net/showthread.php?t=206689
https://packagist.org/packages/ehesp/steam-login
https://packagist.org/packages/relisoft/php-steam-user-library
https://stackoverflow.com/questions/49265963/steamauth-php-login-system
https://stackoverflow.com/questions/18674042/steam-api-authentication