The Captcha plugins are used to prevent spam submissions on your forms such as registration, contact and login. You basic installation of Joomla includes one Captcha plugin which leverages the ReCaptcha® service but you may install other plugins connecting to different Captcha systems.

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• ReCaptcha help

Note: ReCaptcha is a the trademark of Google Inc. and is an independent product not associated with or endorsed by the Joomla Project. You will need to register and agree to the Terms of Service at Recaptcha.net to use this plugin. Complete instructions are available if you edit the ReCaptcha plugin in the Plugin Manager.

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 is the redirect plugin that together with the redirect component will 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 plugin 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 Help

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• Gmail Help
• LDAP Help

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• Joomla Help

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Two new plugins are available 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.

Editors are used thoughout Joomla! where content is created. TinyMCE is the default choice in most locations although CodeMirror is used in the template manager. No Editor provides a text box for html content.

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• CodeMirror Help
• TinyMCE Help
• No Editor Help

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• None

These plugins are the buttons found beneath your editor. They only run when an editor plugin runs.

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• Editor Button: Image Help
• Editor Button: Readmore Help
• Editor Button: Page Break Help
• Editor Button: Article Help

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• None

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
• Vote Help

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• Code Highlighter (GeSHi) Help