Looking for logging into the Phpbb Integration 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 Phpbb Integration site. After that you can login as usual with your login credentials.
https://www.phpbb.com/community/viewtopic.php?t=643075
https://www.phpbb.de/community/viewtopic.php?t=202191
https://stackoverflow.com/questions/279655/how-can-i-integrate-users-logins-from-my-site-into-phpbb
https://www.phpclasses.org/package/1532-PHP-Authenticate-PHPBB-users-with-site-login-system.html
https://www.barattalo.it/coding/phpbb-login-integration/
https://phpmydirectory.atlassian.net/wiki/spaces/PMDDOC/pages/10748106/phpBB+Reverse+Login+Integration
https://docs.oneall.com/plugins/guide/social-login-phpbb/3.1/
https://www.mediawiki.org/wiki/Extension:PHPBB/Users_Integration
https://de.wordpress.org/plugins/wp-w3all-phpbb-integration/
https://www.dreamincode.net/forums/topic/326168-how-to-integrate-website-login-with-phpbb3/
https://www.axew3.com/w3/cms-plugins-scripts/wordpress-plugins-scripts-docs/wordpress-phpbb-integration/
https://www.drupal.org/project/issues/phpbbforum?status=All&categories=All
https://withdave.com/2010/03/integrating-existing-site-phpbb3/