Описание тега emf-compare
EMF Compare is an Eclipse plug-in that provides model comparison support for the Eclipse Modeling Framework (EMF). See "about the EMF Compare tag" for initial help.
EMF Compare provides comparison and merge facility for any kind of EMF Model (models created using the Eclipse modeling framework (EMF). It is part of the Eclipse foundation, and distributed as part of its annual release train since Eclipse Callisto (version 3.2).
All of the documentation for EMF Compare can be found on the Eclipse wiki.