Looking for logging into the Google Apps Improved 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 Google Apps Improved site. After that you can login as usual with your login credentials.
https://groups.google.com/d/forum/google-apps-improved-login
https://productforums.google.com/d/topic/apps/fNu7TwFGWl0
https://productforums.google.com/d/topic/Apps/sz26DL73Ey8
http://freshmeat.sourceforge.net/projects/google-apps-improved-login
https://nl.wordpress.org/plugins/google-apps-login/
https://support.google.com/accounts/answer/112802?co=GENIE.Platform%3DDesktop&hl=en
https://support.google.com/accounts/answer/3466521?hl=en
https://stackoverflow.com/questions/13815084/custom-google-apps-login-page
http://code.google.com/p/google-apps-improved-login
https://github.com/kittencat/google-apps-improved-login/issues/6
https://webapps.stackexchange.com/questions/28695/how-to-give-admin-access-to-all-users-mail
https://myaccount.google.com/intro/activitycontrols
https://www.getopensocial.com/blog/product-center/improving-user-experience-sso-and-social-login