One of the latest products to spring up on Sourceforge.net is a useful one for you GMail fanatics: GMail-Mobile.
gmail-mobile is a PHP application that will give you access to your GMail account with any WAP phone (WML format). It is built on top of libgmailer. You will be able to read your mail, compose message, reply, access to your labels…etc…more to come.
Check it out and get your copy, here.