joomla tagsThe Dropdown Tags Module displays all tags in the site in a dropdown menu linked to Joomla's tag specific page. You can see the demo on the right area, there are two different instances, showing the possible uses of the module.

The module installs as any other standard Joomla Module, with general options. There are couple of specific options in the first module settings tab, referring to the available options:

Sort by
The order that tags will show in.
Sort order. Descending is highest to lowest. Ascending is lowest to highest.
Use Parent
Whether to use or not the parent tag selector. By default all tags are shown. The next selector has effect when this is set to Yes.
When parent tag is selected, only the child tags are shown in the dropdown.