Extrator de emails de documentos de texto.
OpenSource high performance mail policy daemon for Postfi
javascript to convert thunderbird/seamonkey filters to sieve rules
Email client based on the Eclipse RCP platform.
QSF milter for sendmail
CRM114 milter for sendmail
commandline multiclass email and text filter
Rapid spam filtering system
AV/content filter for Qmail
A PHP sieve library
Advanced Spamming Tool
PhpMailFilter, script PHP antispam