The PNG Guide is an eBook based on Greg Roelofs' book, originally published by O'Reilly.

WWW Servers

On the server side of things, PNG support is much less of an issue. With one notable exception, server-side support involves, at most, adding a single line to a text configuration file and restarting the server to have it take effect. Smoothly upgrading web pages to use PNG images if possible--i.e., enabling content negotiation--requires additional effort, however.

Last Update: 2010-Nov-26