pgcli - Postgres CLI with autocompletion and syntax highlighting
Zabbix - Track, record, alert and visualize performance and availability of IT resources
orchestrator - This topic provides an overview of System Center - Orchestrator
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.
WP Rocket - WP Rocket offers a caching plugin for Wordpress.
Prometheus - An open-source systems monitoring and alerting toolkit.