Fluentd - Fluentd is a cross platform open source data collection solution originally developed at Treasure Data.
Komodor - The Kubernetes native troubleshooting platform
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.
ALog ConVerter - Server access log solution for finance and manufacturing
Splunk - Splunk's operational intelligence platform helps unearth intelligent insights from machine data.
Google StackDriver - Stackdriver provides monitoring services for cloud-powered applications.