Eclipse is probably best known as a Java IDE, but it is more: it is an IDE framework, a tools framework, an open source project, a community, an eco-system, and a foundation.https://www.eclipse.org/eclipse.org-common/themes/solstice/public/images/logo/eclipse-200x200.png

GMF Update Sites

Using Eclipse 3.4's Install Manager

To install these plugins, point your Install Manager at this site.

Help > Software Updates... > Available Software > Add Site...