EUGene allows you to manipulate and generate models. It can read UML class models in XMI independent from modeling, generate templates, transform models, and integrate in project building. It features independence in developer code and generated code. EUGene is independent from development tools. EUGene is easy to use and to put into place.
Acceleo is a code generator designed to efficiently implement the MDA approach (Model Driven Architecture) and to improve software development productivity. It is natively integrated with Eclipse and EMF. It includes tools and editors making it easy to learn and to adapt to any kind of project or technology. It provides incremental generation, meta-model interoperability, simple and extensible syntax, template driven customization, and more.
OpenXava is a framework to develop AJAX JavaEE/J2EE applications rapidly and easily. It allows you to define applications only with POJOs, JPA, and Java 5 annotations. It is feature rich and flexible. It generates JSR-168 portlet applications (Liferay, WebSphere Portal, Jetspeed, etc.).