📦 procmail

F

• formail(1)mail (re)formatter✨

L

• lockfile(1)conditional semaphore-file creator✨

M

• mailstat(1)✨

P

• procmail(1)autonomous mail processor✨
• procmailex(5)procmail rcfile examples✨
• procmailrc(5)procmail rcfile✨
• procmailsc(5)procmail weighted scoring technique✨