Fluentd - Fluentd is a cross platform open source data collection solution originally developed at Treasure Data.
PagerDuty - Cloud based monitoring service
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.
OpsGenie - Alerting and On-Call Management for Dev&Ops Teams
Splunk - Splunk's operational intelligence platform helps unearth intelligent insights from machine data.
Squadcast - Automate incident response, reduce downtime and enhance your tech teams’ delivery with a unified platform.