Swetrix - Ultimate open-source analytics to satisfy all your needs.
Zabbix - Track, record, alert and visualize performance and availability of IT resources
Statify - Statify provides a straightforward and compact access to the number of site views.
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.
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.
Prometheus - An open-source systems monitoring and alerting toolkit.