HelpContents

Editing

Formatting Text

MediaWiki Help pages

List of all files

Editing the sidebar

AJAX HTML->Wiki converter

When spammers hit your wiki

Installed Extensions

Bundled Extensions and Skins list - comes with MediaWiki install

Video

UploadWizard

MsUpload

BlockandNuke

Push

HeadScript for Google Analytics scripts

Configurations

Remove 3 char search limit

Force logins to mediawiki

Disallow history reading for unlogged users

Change allowed upload file types