Template Style Override Plugin plg_system_bftemplatestyleoverride

plg system bftemplatestyleoverride-admin
plg system bftemplatestyleoverride-adminplg system bftemplatestyleoverride-site

This plugin enables you use a URL parameter on your home page to override the default template.

This feature is often useful when demonstrating proposed template or template style changes. Note that this plugin does not change module positions for you.

Example useage (using the default parameter name):