МедиаВики:Gadgets-prefstext
Below is a list of special gadgets you can enable for your account. These gadgets are mostly based on JavaScript, so JavaScript has to be enabled in your browser for them to work. Note that these gadgets will have no effect on this preferences page.
Also note that these special gadgets are not part of the MediaWiki software, and are usually developed and maintained by users on your local wiki. Local interface administrators can edit the definitions of available gadgets, and local administrators can edit their descriptions, where you can see the source code of each gadget. The numbers of users for each gadget on this wiki is listed at Gadget usage statistics.