Name
URL
Logwatch (log monitoring)
http://sourceforge.net/projects/logwatch/
OSSIM (SIEM)
http://communities.alienvault.com/community/
Honeyd (honeypot)
http://www.honeyd.org/
ntop (traffic monitor)
http://www.ntop.org/
Nagios Community
http://www.nagios.org/
The Bro Network Security Monitor
http://www.bro-ids.org/
Security Onion
http://code.google.com/p/security-onion/
Aanval
http://www.aanval.com/
3.145.9.148