Page Speed Service: Web performance, delivered.- Google Developers Blog
Jul 29, 2011

Summary
Introduced the Page Speed Service, a new tool that automatically optimizes web pages for faster loading and improved performance. This service leverages various techniques to enhance web performance, likely including image optimization, CSS/JavaScript minification, and caching.
More from the Website Optimization and Experimentation APIs trail
- Introducing Autotrack for analytics.js- Google Developers Blog
- IISpeed accelerates visitnapavalley.com, with PageSpeed optimization by Google- Google Developers Blog
- Crawling the infinite scroll- Google Developers Blog
- Measuring network performance with Resource Timing API- Google Developers Blog
- Speeding up mobile pages with mod_pagespeed and ngx_pagespeed- Google Developers Blog