)

 It would be nice to add Kaspersky to the Linux list. As far as I remember it was one among the first to release their AV for the Linux OS too (as AVP and after AVP's split to AVG and Kaspersky (2 branches or forks)) and it has lots of versions today (for Linux Workstation, Mailservers, Fileservers, Antispam, etc.) (Velja