VoIP SIP and SKINNY quality analyzer and packet / audio recording tool
Nagios network monitoring software is enterprise server monitoring
Multiple server/webapp vulnerability scanner
Administer Subversion repository access rights easily
Enterprise-class, distributed monitoring solution for networks & apps
Database monitoring agent for zabbix
An open source search engine with RESTFul API and crawlers
Project moved to https://github.com/owfs/owfs/
Pinger alert, STATICTICAL TABLES, send EMAILs or SMS by SMS GATEWAY
Open source tool to monitor your servers and websites
MySQL Replication Monitor (written in PHP)
A SNMP agent for Cacti
Monitoring of websites with spider and email notifications
Tools to help you control IT systems and escape their control over you
phpBB download manager, mainly aimed at MOD authors
BGPHist stores MP-BGP updates activity and history into a database.
Arduino-controlled thermostat and sensors management