openhab-core/features/repo/category.xml

<?xml version="1.0" encoding="UTF-8"?>
<site>
   <feature url="features/org.openhab.feature.p2_2.1.0.qualifier.jar" id="org.openhab.feature.p2" version="2.1.0.qualifier">
      <category name="org.openhab"/>
   </feature>
   <category-def name="org.openhab" label="openHAB">
      <description>
         This category contains all openHAB core features
      </description>
   </category-def>
</site>