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.
PagerDuty - Cloud based monitoring service
Pandora FMS - Pandora FMS: Opensource monitoring software
VictorOps - We make on-call suck less & help teams to solve problems faster.
cStatus - Monitor and scan a network.
Datadog - See metrics from all of your apps, tools & services in one place with Datadog's cloud monitoring as a service solution. Try it for free.