Openfount : The price for the Openfount GWT Tools is $1995 per developer. The Openfount Google Web Toolkit (GWT) is a major breakthrough in developing web scale applications. You can now develop, deploy, and manage web scale applications from a single developer seat. The Openfount GWT tools provide everything you need to handle deployment and communication : integrate any Flex component into GWT, dynamically add applets to a web app, classes for constructing and parsing XML, issue,  SOAP calls from GWT, Crypto classes - SHA1/HMAC classes, conversion to/from base64, Amazon S3 functionality from GWT, Amazon Simple Queue Service, Cross-domain XmlHttpRequests with our Net applet.
Openfount GWT Tools