Looking for logging into the Roundcube Sso 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 Roundcube Sso site. After that you can login as usual with your login credentials.
https://plugins.roundcube.net/search/?tags=SSO
https://www.onelogin.com/connector/roundcube
https://www.onelogin.com/connector/roundcube2
https://blog.heckel.xyz/2008/05/16/roundcube-login-via-php-script/
http://mamchenkov.net/wordpress/2016/03/20/single-sign-on-sugarcrm-roundcube-multiple-php-sessions/
https://webmail.math.ucla.edu/roundcubemux.html
https://docs.moodle.org/20/en/RoundCube_SSO
https://gluu.org/docs/oxd/3.1.4/plugin/roundcube/
https://www.roundcubeforum.net/index.php?topic=7907.0
https://github.com/topics/roundcube-plugin
https://github.com/topics/roundcube-webmail-plugin
https://github.com/GluuFederation/roundcube_oxd_plugin
https://github.com/topics/sso-login