redmine_html_mail_handler¶ ↑ use version 1.x with redmine 2.x (tested on 2.6.0 with ckeditor plugin 1.0.16) use version 2.x with redmine 3.x (tested on 3.4.4 with ckeditor plugin 1.1.5) use version 3.x with redmine 4.x (tested on 4.0.4 with ckeditor plugin 1.2.2)