Grails is a full stack framework for developingWeb applications on the Java platform. It buildson the concepts introduced by frameworkds likeRails, Django, and TurboGears, but builds onestablished Java technologies like Spring andHibernate. It includes an easy-to-use objectrelational mapping (ORM) layer, an expressive viewtechnology, a controller layer, a command linescripting environment, an embedded Jetty containerwhich is configured for on-the-fly reloading,dependency injection, support forinternationalization (i18n), and a transactionalservice layer.License: The Apache License 2.0Changes:
GORM features ORM DSL for advanced Mappings.Support was added for easy-to-use Filters. ContentNegotiation support, REST support, and JNDIsupport were added.

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