Starting Monday, organizations will be able to offer members or employees Web-based e-mail, calendar, chat and Web page publishing hosted by Google for free.

Google plans to announce on Monday a beta version of Google Apps for Your Domain, which includes Gmail with 2 gigabytes of storage, Google Calendar, Google Talk and Page Creator.

The new service is an extension of Gmail for Your Domain, a service that Google launched in beta version in February. It allows organizations to use Gmail applications with their own e-mail address, instead of the "@gmail.com" domain.

The Gmail for Your Domain test service has tens of thousands of active domains, hundreds of thousands of users and hundreds of universities registered to use it, said Dave Girouard, vice president and general manager of Google's enterprise business.

Read more: ZDNet