Procmail (http://procmail.org/) is a powerful Mail Delivery Agent (MDA) capable of sorting and filtering mail based on rulesets called recipes. It's rather *nix-centric, terse, mature, and proven.
Postfix not accepting mail from procmail in Centos7?
What is the scope of the special case `FLAG ??` override in procmail?
Processing/sorting mail from a mailbox-file?
How do you use procmail mda to deliver files to be read by mh?
Procmail: find email sent from and to the same address?
I had an instance that procmail has been running and taking up RAM. I am not using this. Is it possible to stop / uninstall this? I am running CentOS 6.4. Thank you!
Forwarding my institute mail to gmail?
procmail save into a dir and execute a script?
How to grab the oldest unread message from `mail` in a script?
Selectively forward email based on domain?
What's the safest way to pipe an email to a script via procmail?
Why does procmail send a copy of an inbound message to sender if it encounters an exit code?
Processing multiple mails in a Postfix mailbox by making cronjob run per second-is that considered good practice?
How can I use procmail to modify the body of an email and then forward it to an external address?