WebGLRenderingContext: getSupportedExtensions() method

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

Note: This feature is available in Web Workers.

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

Syntax

js
getSupportedExtensions()

Parameters

None.

Return value

An Array of strings with all the supported WebGL extensions.

Examples

js
const canvas = document.getElementById("canvas");
gl = canvas.getContext("webgl");

const 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. They are also listed here.

Specifications

Specification
WebGL Specification
# 5.14.14

Browser compatibility

BCD tables only load in the browser

See also