Andrew Boon
1) Upgrades are easy and speedy, as long as the site is not modified. If it is modified, there's no way to avoid any problems, no matter how system is designed. We are gradually improving separation of components (modules, templates, DB) and that's as much as one can possibly do in web script.

2) What exactly do you mean by API? What kind of functionality?
Below is the legacy version of the Boonex site, maintained for Dolphin.Pro 7.x support.
The new Dolphin solution is powered by UNA Community Management System.