This the stable version of Clam Antivirus.
Clam Antivirus is command line virus scanner written entirely in C
and its database is kept up to date. It also detects polymorphic
viruses, scans compressed files and supported by AMaViS.
Optionally you can use the clamav-milter interface to connect
clamav with sendmail.

WWW: https://www.clamav.net/