sitespeed.io
Monitor, analyze and optimize your website speed and performance
.... Use our Docker container to get an environment with Firefox, Chrome, Edge, XVFB and sitespeed.io up and running as fast as you can download them. They work extremely well together with Graphite/InfluxDB and Grafana that you can use to monitor your website. Sitespeed.io is a complete web performance tool that helps you measure the performance of your website.