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
The EMF Compare team can be contacted through the official Eclipse EMF forums and newsgroup.
Yet this form of support may not meet daily needs of an enterprise adopter as far as
response delays are involved.
Most of the developpers of EMF Compare are from Obeo, and are then the best source to provide competent and professional support :