MBOXGREP.ORG
Mboxgrep home pageWelcome to mboxgrep home page. Mboxgrep is a small utility that scans a mailbox for messages matching a regular expression. Found messages can be either displayed on standard output, counted, deleted, piped to a shell command or written to another mailbox. Support for mbox (either plain or compressed), MH, nnmh, nnml and maildir folders. Ability of reading mbox folders and out from another mboxgrep process from standard input. Recursive search through directories. Ability to invert the sense of matching.
http://www.mboxgrep.org/
					

