The search component uses plugins to control which parts of your Joomla! site are searched. You may choose to turn off some areas to improve performance or for other reasons. Many third party Joomla! extensions have search plugins that extend where search takes place.

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• Content Help
• Contacts Help
• Weblinks Help
• News Feeds Help
• Categories Help

System plugins operate every time a page on your site loads. They control such things as your URLS, whether users can check a "remember me" box on the login module, and whether caching is enabled.  New in 1.6 is the redirect plugin that with the redirect component assist you in managing changes in URLs.

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• Remember me Help
• SEF Help
• Debug Help

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• Cache Help
• Log Help
• Redirect Help

The authentication plugins operate when users login to your site or administrator. The Joomla! authentication is in operation by default but you can enable Gmail or LDAP or install a plugin for a different system. An example is included that may be used to create a new authentication plugin.

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• Joomla

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• Gmail
• LDAP

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• Joomla Help

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Two new plugins are available in 1.6 but are disabled by default.

• Contact Creator Help
  Creates a new linked contact record for each new user created.
• Profile Help
  This example profile plugin allows you to insert additional fields into user registration and profile display. This is intended as an example of the types of extensions to the profile you might want to create.

Content plugins run when specific kinds of pages are loaded. They do things ranging from protecting email addresses from harvesters to creating page breaks.

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• Email Cloaking Help
• Load Module Help
• Page Break Help
• Page Navigation Help
• Rating Help

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• Code Highlighting (Geshi) Help