Macros allow the insertion of system features into normal wiki pages; the only thing that makes those pages special is that they contain macros. If you edit pages like RecentChanges or SystemInfo, you'll see what that means.

For more information on the possible markup, see HelpOnEditing.

Macro	Description	Example
[[TitleSearch]]	search the page titles	FindPage
[[FullSearch]]	search the page contents	FindPage
[[GoTo]]	directly go to the page you enter	FindPage
[[PageList(regex)]]	list of pages whose title matches the regex	HelpIndex

Macro	Description	Example
[[RecentChanges]]	a list of recently edited pages	RecentChanges
[[TitleIndex]]	an index of all page titles	TitleIndex
[[WordIndex]]	an index of all words in page titles	WordIndex
[[RandomPage]]	a link to a random page	test5
[[RandomPage(#)]]	links to a number of random pages	AnimeReleased/2009년 7월 신작 Perl/encode and decode
[[TableOfContents]]	display a local table of contents	see below

Macro	Description	Example
[[InterWiki]]	a list of all known InterWiki names	InterWiki
[[SystemInfo]]	info on the wiki, the python interpreter and the host system	SystemInfo
[[PageCount]]	current page count	1194 pages
[[PageHits]]	display page hits	PageHits

Macro	Description	Example
[[Icon(image)]]	display system icons	HelpOnNavigation
[[UserPreferences]]	display a user preferences dialog	UserPreferences
[[BR]]	insert a line break	1st line 2nd line
[[Include(HelloWorld[,heading[,level]])]]	include contents of another page	HelloWorld
[[Comment]]	display page comment	[[Comment]]

We don't show examples for all macros here, because that would make this page quite long. Here is is the replacement text for the [[SystemInfo]] macro: