Looking for logging into the Modx Referrer 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 Modx Referrer site. After that you can login as usual with your login credentials.
https://forums.modx.com/index.php?action=thread&thread=58472&i=1
http://de.modx.com/account/login/
https://stackoverflow.com/questions/37416522/how-to-create-logout-functionality-of-modx-template-with-referral-url-instead-of
http://modx360.com/blog/2013/09/06/referrer-tracking/
https://bezumkin.ru/sections/components/252/?action=login&provider=Twitter
https://modstore.pro/seetoo
https://www.facebook.com/modtrip/reviews/?post_id=10212777165409374&referrer=page_recommendations_home_card
https://github.com/digitalpenguin/commerce_referrals
https://sitedash.app/extra/spform
http://www.inmotionhosting.com/support/website/wordpress/lock-down-wordpress-admin-login-with-htaccess
https://www.allmystery.de/themen/cp119155
https://www.ordnancesurvey.co.uk/forums/discussion/1001610/yet-another-http-referrer-not-valid-problem
https://raw.githubusercontent.com/modxcms/evolution/0ac81973cb7d5bfdd60087e643a2ae774de517fc/install/changelog.txt