Web/API/WebGLRenderingContext/getSupportedExtensions

The WebGLRenderingContext.getSupportedExtensions() method returns a list of all the supported WebGL extensions.

Syntax

gl.getSupportedExtensions();

Return value

An Array of strings with all the supported WebGL extensions.

Examples

var canvas = document.getElementById('canvas');
gl = canvas.getContext('webgl');

var extensions = gl.getSupportedExtensions();
// Array [ 'ANGLE_instanced_arrays', 'EXT_blend_minmax', ... ]

See also the WebGLRenderingContext.getExtension() method to get a specific extension object.

WebGL extensions

Extensions for the WebGL API are registered in the WebGL Extension Registry. The current extensions are:

Specifications

Specification	Status	Comment
WebGL 1.0The definition of 'WebGLRenderingContext.getSupportedExtensions' in that specification.	Recommendation	Initial definition.

Browser compatibility

Update compatibility data on GitHub

	Desktop						Mobile
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	Android webview	Chrome for Android	Firefox for Android	Opera for Android	Safari on iOS	Samsung Internet
`getSupportedExtensions`	Chrome Full support 9	Edge Full support 12	Firefox Full support 4	IE Full support 11	Opera Full support 12	Safari Full support 5.1	WebView Android Full support Yes	Chrome Android Full support 25	Firefox Android Full support Yes	Opera Android Full support 12	Safari iOS Full support 8	Samsung Internet Android Full support 1.5

Legend

Full support: Full support