"Query string" is a predefined property that describes the conditions of the query as a string and is provided by Semantic MediaWiki. This property is pre-deployed (also known as special property) and comes with additional administrative privileges but can be used just like any other user-defined property.
H
[[:Template:Hdsk PT Extension MW]]
[[:Reference:Header Tabs]]
[[:Reference:HeaderFooter]]
[[:Reference:HitCounters]]
I
[[:Reference:ImageMapEdit]]
[[:Reference:ImportOfficeFiles]]
[[:Reference:InviteSignup]]
L
[[:Reference:LDAP Authorization]]
[[:Reference:LDAPAuthentication2]]
[[:Reference:LDAPGroups]]
[[:Reference:LDAPProvider]]
[[:Reference:LDAPSyncAll]]
[[:Reference:LDAPUserInfo]]
[[:Reference:LocalisationUpdate]]
[[:Reference:LoginNotify]]