Editing Manual/Extensions (section)

== Selecting extensions == <!--T:130-->

=== Bundled extensions === <!--T:137-->

<!--T:138-->
Several extensions are  as standard.
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<translate><!--T:139--> These extensions should generally be of high utility, perform efficiently, be stable, be well-written, and have no known major security issues.</translate>
<translate><!--T:140--> They should also be compatible with the latest versions of MediaWiki, and with each other (i.e. one extension shouldn't block the functions of another).</translate>
<translate><!--T:141--> A bundled extension may have a dependency on one or more other extensions, as long as those are also bundled.</translate>

<translate><!--T:142--> Site admins get these automatically when installing or upgrading MediaWiki.</translate>
<translate><!--T:143--> When upgrading MediaWiki, any extension upgrades will be automatically applied as well.</translate>
<translate><!--T:144--> Site admins may choose to uninstall any of these, if they wish.</translate>

<translate><!--T:145--> There are open, ongoing discussions about which extensions should be part of this group.</translate>
<translate><!--T:146--> You can .</translate>
<translate><!--T:147--> Extensions will be bundled once the developers reach a consensus to do so.</translate>

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<!--T:148-->
An extension may be removed from bundling if its functionality is merged into , it is replaced by an alternative, or in the unlikely event of any unsolvable major security vulnerabilities being discovered.

=== Browsing extensions === <!--T:18-->

<!--T:19-->
Browse <tvar name=1></tvar>, or <tvar name=2></tvar> to see the full range of extensions that are available.

=== Checking installed extensions === <!--T:22-->
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<translate><!--T:149--> Which extensions are active on an instance of MediaWiki can be checked by accessing the <tvar name=1>[[Special:Version]]</tvar> page, and scrolling down to the heading ''Installed extensions'' (anchor <tvar name=2><code>#mw-version-ext</code></tvar>).</translate>
<translate><!--T:24--> For example, [[<tvar name=1>Special:Version#mw-version-ext</tvar>|these extensions]] are installed on this wiki, and [[<tvar name=2>W:Special:Version#mw-version-ext</tvar>|these extensions]] are active in the English Wikipedia.</translate>

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=== Popular extensions === <!--T:119-->
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<translate><!--T:124--> <tvar name="1"></tvar> counts wikis that extensions are installed on.</translate>
<translate><!--T:125--> This represents actual installations and not just downloads (i.e. it queries the wiki's APIs), but it is also (as of 2023) not completely up-to-date.</translate>
<translate><!--T:126--> It also doesn't count installations on private wikis.</translate>

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