eZ Server Monitor
eZ Server Monitor is a script for monitoring Linux servers.
AlienVault OSSIM
Alienvault integrates and correlates many popular network and security monitoring tools in one…
OP5 Monitor
OP5 Monitor – The enterprise level open source monitoring solution that allows users to have complete control over their IT infrastructure.
RoRvsWild
All-in-one monitoring for Ruby on Rails applications. Track performances & errors for requests & background jobs.
OpsDash
All-in-one solution for monitoring servers, services, uptime and databases. Curated Dashboards. Rule-based alerting.
TraceView
Ridiculously Detailed Application Monitoring.
Scout
Scout ♥ monoliths.
Opsview Atom
Monitor everything. Integrate anything. Scale anywhere.
openITCOCKPIT
openITCOCKPIT is a leading open source monitoring framework based on Naemon (Nagios). In addition it integrates Checkmk and Prometheus. It also offers interfaces to Icinga2, PRTG and opManager to obtain status and performance from them.
The Dude
MikroTik is a Latvian company which was founded in 1996 to develop routers and wireless ISP systems. MikroTik now provides hardware and software for Internet connectivity in most of the countries around the world.