Plugins offer additional functionality for your exchange, from simple announcement notifications to automated KYC.
The first page that will greet you will show the exchange's currently installed apps, as well as links to the Exchange App Store to get more, or even offer the option to upload custom-developed plugins via the 'Add third party plugins button'.
The 'configure' buttons for each installed plugin will open an options panel for that particular plugin if required.
Exchange App Store
Here the list of HollaEx-approved plugins is shown and can be bought. For a full list of current plugins and what they do, please take a look at this document. Be sure to check in from time to time to see if anything new has been added!