Google PageSpeed is a family of tools by Google, Inc. designed to help optimize website performance. It was introduced at a Developer Conference in 2010. There are four main components of PageSpeed family tools: PageSpeed Module (consisting of mod PageSpeed for the Apache HTTP Server and NGX PageSpeed for the Nginx) PageSpeed Insights PageSpeed Service PageSpeed Chrome DevTools extension. These components aim to identify and automatically correct deviations from Google's Web Performance Best Practices.