Servoy can be extended in various ways:
With this you can essentially use nearly any existing Java functionality inside Servoy and even integrate with native applications such as web-browsers.
Writing extensions requires understanding of Java.
For information on the usable Servoy API, see the Servoy API documentation online at: http://www.servoy.com/docs/public-api/
Checkout the comprehensive overview for building your own plugins and beans for Servoy.