Changes

|[http://www.mediawiki.org/wiki/Extension:Gadgets]

|Allow users to enable JS-based, user-provided gadgets from their preferences page.

|[http://www.mediawiki.org/wiki/Extension:LabeledSectionTransclusion]

|Enables marked sections of text to be transcluded

|[http://www.mediawiki.org/wiki/Extension:Nuke]

|Gives sysops the ability to mass delete pages.

|[http://meta.wikimedia.org/wiki/ParserFunctions ParserFunctions]

| Use if constructs, switches and much more in templates

|[http://www.mediawiki.org/wiki/Extension:Renameuser]

|Special page that allows user accounts to be renamed

|http://www.mediawiki.org/wiki/Extension:TitleBlacklist]

|Block the creation of pages matching a regular expression blacklistto every page separately.