Avast! (proprietary; freeware version available) AVG (proprietary; freeware version available) Avira (proprietary; freeware version was available, discontinued due to lack of demand)[10] BitDefender (proprietary; freeware version available) Comodo (proprietary; freeware version available) [11] ClamAV (free and open source software)[12] Dr.Web (proprietary) [13] F-Prot (proprietary; freeware version available)[14] F-Secure Linux (proprietary) Kaspersky Linux Security (proprietary)[15] McAfee VirusScan Enterprise for Linux (proprietary)[16] Panda Security for Linux (proprietary)[17] Sophos (proprietary) (versions for UNIX and Linux too) Symantec AntiVirus for Linux (proprietary)[18] Trend Micro ServerProtect for Linux (proprietary)