ats_pagespeed has been moved to Apache
Ats_speed has been renamed to ats_pagespeed, and has moved over to Apache! The project continues at trafficserver.apache.org, and the code can be found here.
Apache Traffic Server is a fast, scalable and extensible HTTP/1.1 compliant caching reverse proxy server.
Formerly a commercial product, Yahoo! donated it to the Apache Foundation, and it is now an Apache TLP.
Google PageSpeed Optimization speeds up your website with PageSpeed optimization products by implementing the web performance best practices.