1) java -jar framework.jar 2) Import the framework.jar file in your Java build path 3) create/modify the manifest.mf File: (this has to be applied in every project separately , applied in molgenis project - in these terms - we should divide the apps into separate projects . Other solution ? create a META-INF directory in each (module-bundle) . 4) create Activator http://www.vogella.de/articles/OSGi/article.html