types of plugins in joomla

Hi

In Joomla there the following types of plug-ins or available



authentication: (/plugins/authentication)
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This plugin allows to login and other authentication related stuffs

content : (/plugins/content)
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This plugin can use to modify or add the features to the content

Editor : (/plugins/editor)
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This allow to create the editors

System (/plugins/system)
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PHP based operations can be handled by this