Looking for logging into the Redmine Auto 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 Redmine Auto site. After that you can login as usual with your login credentials.
https://www.packtpub.com/mapt/book/big_data_and_business_intelligence/9781785286131/6/ch06lvl1sec63/tuning-authentication-and-auto-login-features
http://www.redmine.org/boards/2/topics/27111
https://www.redmine.org/projects/redmine/wiki/HowTo_configure_a_single_sign-on_into_Redmine_from_an_other_App_on_the_same_server
http://www.redmine.org/boards/2/topics/43130
https://www.oreilly.com/library/view/redmine-cookbook/9781785286131/ch06s03.html
https://stackoverflow.com/questions/20020511/when-logging-in-from-my-main-site-i-want-to-auto-login-to-redmine-on-another-pa
https://www.redmineup.com/pages/help/redmine/general-settings
https://books.google.com.ua/books?id=ja1KDAAAQBAJ&pg=PA159&lpg=PA159&dq=redmine+auto+login
https://github.com/Intera/redmine_env_auth
https://www.easyredmine.com/documentation-of-easy-redmine-2018?view=knowledge_detail&id=106&category_id=8
https://habr.com/ru/post/245661/
https://docs.bitnami.com/aws/apps/redmine/
https://hub.docker.com/r/sameersbn/redmine/