Prevent one or more usergroups from changing their email addresses!
Search engines limit the amount of text in each SERP result. Meta Character Count displays a live word and character counter for the title, description and keywords fields in Joomla Global Configuration, Content Categories and Articles (frontend and backend) and now also Menu items!
Set (and optionally require) minimum browser versions for your site. Using this plugin, you can display a warning message that the users browser is outdated, along with a suggestion that they update (or install) a browser that meets your requirements.
Whether providing tech support, testing a login, or testing a feature - at times, it becomes necessary to log in as a particular user. Do you know their password? Should you know it? Should you reset it?
With Authentication - As User - you don't need to know any password but your own.