The supplementary features include extension features that can be used in creating Tizen Web applications.
The main supplementary features are:
Enables you to use the WebGL™ graphics library to create 3D visual elements.
FullScreen API - Mozilla in mobile and TV applications only
Enables you to display an element on fullscreen.
Camera API (Tizen Extension) in wearable applications only
Enables you to control the camera options, capture images, and record video.