Extra plugins You can create your own plugins with Panotour Pro, and you can use the plugins created by others too. You'll find the list of available extra plugins compiled here (after they've been shared on the forum or contacted Kolor to share them) : Extra plugins and third party plugins providers
Html Templates With Panotour Pro you can create and use your own HTML templates. In these template you can access tour datas (groups, panoramas, etc...), to create interactive html templates. Here is a page giving you some examples of HTML templates : HTML template samples