I have started with the Eclipse EE and downloaded some plugins like m2eclipse, jboss tools and some others.
I have allready installed the WTP & XML Editors and Tools!
Software:
Common tools for jBPM 3 and jBPM 4 4.4.0.v20110121-0343-H66-CR1 org.jboss.tools.jbpm.common.feature.feature.group
Context and Dependency Injection Tools 1.1.0.v20110120-1439-H64-CR1 org.jboss.tools.cdi.feature.feature.group
Eclipse IDE for Java EE Developers 1.3.1.20100916-1202 epp.package.jee
Eclipse Web Developer Tools 3.2.2.v201008100100-7O7CFbKEMf84nUlEJyX7-SPQjhYZ org.eclipse.wst.web_ui.feature.feature.group
Eclipse XML Editors and Tools 3.2.2.v201008170029-7H7AFUQDxumQGOpBqffOY2f1qxDZ org.eclipse.wst.xml_ui.feature.feature.group
FlexyCore Plug-in 1.2.11 FlexycoreCompiler.feature.group
FreeMarker IDE 1.1.0.v20110121-0726-H27-CR1 org.jboss.ide.eclipse.freemarker.feature.feature.group
Hibernate Tools 3.4.0.v20110121-0725-H45-CR1 org.hibernate.eclipse.feature.feature.group
JBoss Archives Tools 3.2.0.v20110121-0238-H31-CR1 org.jboss.ide.eclipse.archives.feature.feature.group
JBoss BPEL Editor 1.0.0.v20110121-0324-H38-CR1 org.jboss.tools.bpel.feature.feature.group
JBoss Drools Core 5.2.0.v20110121-0640-H204 org.drools.eclipse.feature.feature.group
JBoss Drools Guvnor 5.2.0.v20110121-0640-H204 org.guvnor.tools.feature.feature.group
JBoss Drools Task 5.2.0.v20110121-0640-H204 org.drools.eclipse.task.feature.feature.group
JBoss ESB Tools 1.3.0.v20110121-0450-H58-CR1 org.jboss.tools.esb.feature.feature.group
JBoss Portlet 1.1.0.v20110121-0610-H33-CR1 org.jboss.tools.portlet.feature.feature.group
JBoss Runtime Detection Core 1.0.0.v20110121-0612-H30-CR1 org.jboss.tools.runtime.core.feature.feature.group
JBoss Tools Community Project Examples 1.1.0.v20110121-0430-H33-CR1 org.jboss.tools.community.project.examples.feature.feature.group
JBoss Tools RichFaces 3.2.0.v20110121-0816-H66-CR1 org.jboss.tools.richfaces.feature.feature.group
JBoss Tools Usage Reporting 1.0.0.v20110121-0418-H41-CR1 org.jboss.tools.usage.feature.feature.group
JBoss WebServices Tools 1.1.0.v20110120-2159-H75-CR1 org.jboss.tools.ws.feature.feature.group
JBossAS Tools 2.2.0.v20110119-2335-H86-CR1 org.jboss.ide.eclipse.as.feature.feature.group
jBPM 3 Tools Runtime 3.2.0.v20110121-0343-H66-CR1 org.jboss.tools.jbpm3.feature.feature.group
jBPM 4 Tools Runtime 4.0.0.v20110121-0343-H66-CR1 org.jboss.tools.jbpm4.feature.feature.group
jBPM Convert 1.0.0.v20110121-0343-H66-CR1 org.jboss.tools.jbpm.convert.feature.feature.group
JMX Console 1.1.0.v20110121-0332-H65-CR1 org.jboss.tools.jmx.feature.feature.group
Maven Integration for Eclipse (Required) 0.12.1.20110112-1712 org.maven.ide.eclipse.feature.feature.group
ModeShape JCR REST Tools for Eclipse 1.0.0.v20110121-0349-H47-CR1 org.jboss.tools.modeshape.rest.feature.feature.group
pi4soa Core 3.1.0.v20110121-0349-H198-CR1 org.pi4soa.core.feature.feature.group
Project Examples 1.2.0.v20110121-0430-H33-CR1 org.jboss.tools.project.examples.feature.feature.group
Runtime Initialization 1.2.0.v20110121-0612-H30-CR1 org.jboss.tools.runtime.feature.feature.group
Seam Tools 3.2.0.v20110121-0714-H64-CR1 org.jboss.tools.seam.feature.feature.group
Smooks Tools 1.1.0.v20110121-0624-H35-CR1 org.jboss.tools.smooks.feature.feature.group
Struts Tools 3.1.0.v20110119-1839-H35-CR1 org.jboss.tools.struts.feature.feature.group
Teiid DataTools Connectivity Feature 7.1.0.v20110121-0344-H74-CR1 org.teiid.datatools.connectivity.feature.feature.group
Teiid Designer 7.1.0.v20110121-0344-H74-CR1 org.teiid.designer.feature.feature.group
Teiid Designer Runtime 7.1.0.v20110121-0344-H74-CR1 org.teiid.designer.runtime.feature.feature.group
XULRunner 1.9.12.v20110120-1257-H48-CR1 org.jboss.tools.xulrunner.feature.feature.group