CacheGuard Gateway is a UTM, a WAF, and a QoS management appliance.
Command line tool for managing Amazon S3 and CloudFront services
Cisco IOS Device Management (backup, update image, save conf, reboot)
Pioneering Private and Public Cloud Management since 2008
Xplico is a Network Forensic Analysis Tool (NFAT)
PotHead
Open Source SIEM
Energy and environmental monitoring of the server room
Collects data about network useage using libpcap.
Firewall/Proxy FreeBSD
Monitoring your infrastructure for free.
WatchTower is a cloud server monitoring and management tool
A unified manager of monitoring software