Wikipedia:Articles for deletion/Redmine (2nd nomination)
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
— User:Qwaiiplayer, 14:04, 27 August 2021 (UTC)
Stance: keep
Cited policy: WP:SIGCOV||WP:NSOFT (Wikipedia:Notability)