MediaWiki:External image whitelist
From Samistine Wiki
#Leave this line exactly as it is
#Put regular expression fragments (just the part that goes between the //) below #These will be matched with the URLs of external (hotlinked) images #Those that match will be displayed as images, otherwise only a link to the image will be shown #Lines beginning with # are treated as comments #This is case-insensitive ^http://upload\.wikimedia\.org/ #Put all regex fragments above this line. Leave this line exactly as it is