This chapter includes the following topics:
The Netvibes widget uses Universal Widget API (UWA) - a powerful framework for Web widgets development - for both Netvibes widgets and many various environments.
The UWA widget consists of combinations from XHTML/XML, JavaScript/Ajax, CSS code with the MIME type application/x-uwa-widget. In eXo IDE, you can create the Netvibes widget, preview it and deploy to the Netvibes Ecosystem.
If you want to get acquainted with writing your own widgets, refer to this page.