Third party software
The following software supports ClamAV. It's specified which elements are supported, please note that if a program doesn't support clamd you can use clamdscan instead of clamscan.
Subsections
MTA + ClamAV
amavisd-new
AMaViS - "Next Generation"
ClamdMail
Clement
cgpav
ClamCour
clamfilter
ClamSMTP
clapf
DSpamPD
exiscan
Gadoyanvirus
hMailServer
IVS Milter
j-chkmail
Mail Avenger
Mailnees
MailScanner
Maverix
MIMEDefang
mxGuard for IMail
OdeiaVir
OpenProtect
Protea AntiVirus Tools
PSCM
PTSMail Utilities
pymavis
Qmail-Scanner
qpsmtp
qscanq
qSheff
RevolSys SMTP kit for Postfix
Sagator
Scrubber
Secure Mail Intelligence!
simscan
SmarterMail Filter
smf-clamd
smtpfilter
smtp-gated
smtp-vilter
Zabit
zmscanner
MTA + POP3 Proxy + ClamAV
ClamMail
POP3 Virus Scanner Daemon
pop3.proxy
Web/FTP Proxy + ClamAV
DansGuardian Anti-Virus Patch
Frox
HTTP Anti Virus Proxy
mod_clamav
ClamAV module for ProFTPD
SafeSquid
SquidClamAV Redirector
Squidclam
Viralator
Filesystem + ClamAV
Dazuko
Famuko
OpenAntiVirus samba-vscan
Mail User Agent + ClamAV
clamailfilter
ClamAssassin
clamscan-procfilter
KMail
MyClamMailFilter
OpenWebMail
QClam
QMVC - Qmail Mail and Virus Control
Sylpheed-Claws
SoftlabsAV
Graphical User Interface + ClamAV
AVScan
BeClam
Clamaktion
ClamShell
ClamTk
clamXav
ClamWin
FETCAV
KlamAV
QtClamAVclient
wbmclamav
Library + ClamAV
ClamAV-Sharp
ClamAVPlugin
clamavr
D bindings for ClamAV
File::Scan::ClamAV
Mail::ClamAV
PHP ClamAV Lib
pyclamav
WRAVLib
Miscellaneous + ClamAV
INSERT
Local Area Security
mailgraph
mailman-clamav
Moodle
nclamd
qmailmrtg7
redWall Firewall
Scan Log Analyzer
snort-inline
Snort-ClamAV