Similar to Template:Template_parameter_value
Template:Icon
Template:IconTemplate:If exists and not redirect
Template:Ifexist not redirectTemplate:If preview
Template:If previewTemplate:Ifempty
Template:If emptyTemplate:IJF
Template:IJFTemplate:Image array
Template:Image arrayTemplate:Image key
Template:Image keyTemplate:Imbox
Template:ImboxTemplate:IMDb episode
Template:IMDb episodeTemplate:IMO results
Template:IMO resultsTemplate:In lang
Template:In langTemplate:Inflation
Template:InflationTemplate:Infobox
Template:InfoboxTemplate:Infobox Award
Template:Infobox awardTemplate:Infobox Baduser/編集傾向
Template:Infobox baseball game
Template:Infobox baseball gameTemplate:Infobox Basketball All-Star Game
Template:Infobox NBA All-Star GameTemplate:Infobox basketball final
Template:Infobox basketball finalTemplate:Infobox basketball tournament season
Template:Infobox tournament seasonTemplate:Infobox beach
Template:Infobox beachTemplate:Infobox Celts of England
Template:Infobox Celts of EnglandTemplate:Infobox college basketball team
Template:Infobox college basketball teamTemplate:Infobox college coach
Template:Infobox college coachTemplate:Infobox college football player
Template:Infobox college football playerTemplate:Infobox college football team
Template:Infobox college football teamTemplate:Infobox country at games
Template:Infobox country at gamesTemplate:Infobox data structure
Template:Infobox data structureTemplate:Infobox film awards
Template:Infobox film awards