Unfortunately, some mailing list administrators insist on tagging Subject: lines with the list name instead of teaching users to look for list-specific headers and build better user interfaces for managing their own mail.
So, public-inbox now provide an interface to strip those tags from Subject lines to reduce clutter when mirroring those archives. Eric Wong (2): watchmaildir: allow arguments for filters add filter for Subject: tags MANIFEST | 2 ++ lib/PublicInbox/Filter/SubjectTag.pm | 33 +++++++++++++++++++++++++++++++++ lib/PublicInbox/WatchMaildir.pm | 8 +++++++- t/filter_subjecttag.t | 27 +++++++++++++++++++++++++++ 4 files changed, 69 insertions(+), 1 deletion(-)