Open Source Monitoring System for performance and availability.
HTTP proxy to block ads and customize webpages
Fast Bayesian spam filter along lines suggested by Paul Graham
Storage, SAN, LAN Performance Monitoring: IBM,NetApp,Hitachi,HPE,EMC
Identify sizes of memory modules installed on most UNIX-based systems
Collect much configuration data and record all changes in a logbook
OPTOSS Next Gen Network Management System (NG-NetMS)
Multiplatform Ham Radio APRS and Mapping Program
Scalable, distributed monitoring system for high-performance computing
Lightweight Event Management System (for Monitoring-Events and more)
Monitoring backup jobs tool for Symantec NetBackup
This tool locks down Linux and UNIX systems.
Web based management tool for unixes
Collection of Open Source tools for HP ALM