Deletion of Redmine (2nd nomination)

Comment: It has been more than two weeks and with three keep opinions I suggest a  close
Stance: comment
Cited policy: Wikipedia:Snowball clause (:WP:SNOW)

Comment: As mentioned by Mark viking, there are several books that provide  including https://www.google.com/books/edition/Redmine_Plugin_Extension_and_Development/ID0eAwAAQBAJ?hl=en&gbpv=1&dq=%22Redmine%22+-wikipedia&printsec=frontcover Redmine Plugin Extension and Development, https://www.google.com/books/edition/Redmine_Cookbook/ja1KDAAAQBAJ?hl=en&gbpv=1&dq=%22Redmine%22+-wikipedia&pg=PR6&printsec=frontcover Redmine cookbook, and https://www.google.com/books/edition/Redmine_a_Complete_Guide_2019_Edition/agJrwwEACAAJ?hl=en Redmine a complete guide. The essay  presumes notability if {{tq|It is the subject of multiple printed third-party manuals, instruction books, or reliable reviews, written by independent authors and published by independent publishers.}} These sources and the ones linked above fit these criteria and should also count towards GNG as significant, reliable, independent coverage
Stance: keep
Cited policy: Wikipedia:Notability (WP:SIGCOV||WP:NSOFT)