Category:DifferenceEngineOldHeader extensions
 | This category may not be up to date; it may not show all extensions that use this hook. You can view this MediaWiki Code search query to see the most up-to-date version of all extensions that use this hook. |
The DifferenceEngineOldHeader category contains pages on extensions that use the DifferenceEngineOldHeader hook.
This category currently contains no pages or media.