Burst Statistics - Privacy-Friendly Analytics for WordPress
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.
Matomo - Matomo is an open-source web analytics platform
AppDynamics - Get real-time insight from your apps using Application Performance Management—how they’re being used, how they’re performing, where they need help.
Google Analytics - Improve your website to increase conversions, improve the user experience, and make more money using Google Analytics. Measure, understand and quantify engagement on your site with customized and in-depth reports.
Zabbix - Track, record, alert and visualize performance and availability of IT resources