Fluentd - Fluentd is a cross platform open source data collection solution originally developed at Treasure Data.

Splunk - Splunk's operational intelligence platform helps unearth intelligent insights from machine data.

logstash - logstash is a tool for managing events and logs.

NewRelic - New Relic is a Software Analytics company that makes sense of billions of metrics across millions of apps. We help the people who build modern software understand the stories their data is trying to tell them.

Wazuh - Open Source Host and Endpoint Security

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.