The PageSpeed Modules, mod_pagespeed and ngx_pagespeed, are open-source webserver modules that optimize your site automatically.

Install on your webserver

Packages for Apache

Pre-built binary packages for Apache

Download Packages

Source for Nginx

Build from source on Nginx

Download Source

Read Documentation

Configuring PageSpeed for your site

Read how to enable the module and adjust it for your system

Documentation Release Notes


Examples of PageSpeed optimization filters in action.


Get Support

Ask a question on the mailing list

On our discussion mailing lists you can ask questions and get help from the developers and other users.

Apache Nginx


Join our #pagespeed channel on

File a bug

If PageSpeed isn't working correctly on your site, file a bug and we'll look into it.

Apache Nginx

Make Changes

Get the source

Download the source code, to build on your machine.

Apache Nginx

Read the wiki

All our developer-focused documentation, from how to get started with a development environment, to running tests, to our list of priorities.


API Documentation

Documentation for the PageSpeed optimization libraries.

API Documentation

Related Projects

Other PageSpeed integrations

While mod_pagespeed (Apache) and ngx_pagesped (Nginx) are the only two server integrations developed by the core PageSpeed team, people have ported PageSpeed to other servers as well.

IIS OpenLiteSpeed