To be added to this category, add the following userbox to your user page. It accepts one or more parameters including your user name at the Wikimedia Commons site (which is often, but not always the same as here).

This user contributes media to Wikimedia Commons.

Usage ((User:Willscrlt/UBX/UbxWikicommonsUser| (({1))} | (({2))} )) Attributes (({1))} (required): Your user name at Commons. (({2))} (optional): media (the default value), images, audio, etc. categories=no (optional): Suppresses categories