Command line tool for managing Amazon S3 and CloudFront services
Anti Spam SMTP Gateway
The box to keep the Internet under your control
Xplico is a Network Forensic Analysis Tool (NFAT)
PotHead
Open Source SIEM
Energy and environmental monitoring of the server room
Scalable, distributed monitoring system for high-performance computing
a secure, open source OS for use inside USEagency facilities
Collects data about network useage using libpcap.
Hierarchical Cluster Engine project
Batch system monitoring and archiving
Monitoring your infrastructure for free.
WatchTower is a cloud server monitoring and management tool
something that writes code for you