ned to be extendible with Custom-View and Sub-Controller objects and APIs<br  />
 • It is deep – you can really go far down the rabbit hole with VSTGUI and it can be used to develop UIs for all kinds of software, not just audio plugins; for example the main UI in RackAFX is done entirely with VSTGUI<br  />
 • The complete GUI description, including the graphics file data, may be written into a single XML file, making it ultra-portable<br  />
 • It comes pre-packaged with a platform independent drag-