Runscanner is a completely free windows system utility which scans your system for all configured running programs. You can use runscanner to detect autostart programs, spyware, adware, homepage hijackers, unverified drivers and other problems.
Qmail-Scanner is an add-on that enables a Qmail email server to scan gatewayed email for certain characteristics (i.e. a content scanner). It is typically used for its anti-virus and anti-spam protection functions, in which case it is used in conjunction