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    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 1.0
    The definition of 'WebGLRenderingContext.getSupportedExtensions' in that specification.    		 Recommendation Initial definition.

    Browser compatibility

    Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari
    Basic support 9 4.0 (2.0) 11 12 5.1
    ANGLE_instanced_arrays ? 33.0 (33.0) ? ? ?
    EXT_blend_minmax ? 33.0 (33.0) ? ? ?
    EXT_color_buffer_half_float ? 30.0 (30.0) ? ? ?
    EXT_disjoint_timer_query ? 41.0 (41.0) [1] ? ? ?
    EXT_frag_depth ? 30.0 (30.0) ? ? ?
    EXT_sRGB ? 28.0 (28.0) ? ? ?
    EXT_shader_texture_lod ? 34.0 (34.0) ? ? ?
    EXT_texture_filter_anisotropic ? 17.0 (17.0) [2] ? ? ?
    OES_element_index_uint ? 24.0 (24.0) ? ? ?
    OES_standard_derivatives ? 10.0 (10.0) ? ? ?
    OES_texture_float ? 6.0 (6.0) ? ? ?
    OES_texture_float_linear ? 24.0 (24.0) ? ? ?
    OES_texture_half_float ? 29.0 (29.0) ? ? ?
    OES_texture_half_float_linear ? 30.0 (30.0) ? ? ?
    OES_vertex_array_object ? 25.0 (25.0) ? ? ?
    WEBGL_color_buffer_float ? 30.0 (30.0) ? ? ?
    WEBGL_compressed_texture_atc ? 18.0 (18.0) ? ? ?
    WEBGL_compressed_texture_es3 ? 46.0 (46.0) [1] ? ? ?
    WEBGL_compressed_texture_etc1 ? 30.0 (30.0) ? ? ?
    WEBGL_compressed_texture_pvrtc ? 18.0 (18.0) ? ? ?
    WEBGL_compressed_texture_s3tc ? 22.0 (22.0) [2] ? ? ?
    WEBGL_debug_renderer_info ? 19.0 (19.0) ? ? ?
    WEBGL_debug_shaders ? 30.0 (30.0) ? ? ?
    WEBGL_depth_texture ? 22.0 (22.0) [2] ? ? ?
    WEBGL_draw_buffers ? 28.0 (28.0) ? ? ?
    WEBGL_lose_context ? 22.0 (22.0) [2] ? ? ?
    Feature Android Chrome for Android Firefox Mobile (Gecko) IE Mobile Opera Mobile Safari Mobile
    Basic support (Yes) 25 4.0 (2.0) (Yes) 12 8.0
    ANGLE_instanced_arrays ? ? ? ? ? ?
    EXT_blend_minmax ? ? ? ? ? ?
    EXT_color_buffer_half_float ? ? ? ? ? ?
    EXT_disjoint_timer_query ? ? ? ? ? ?
    EXT_frag_depth ? ? ? ? ? ?
    EXT_sRGB ? ? ? ? ? ?
    EXT_shader_texture_lod ? ? ? ? ? ?
    EXT_texture_filter_anisotropic ? ? ? ? ? ?
    OES_element_index_uint ? ? ? ? ? ?
    OES_standard_derivatives ? ? ? ? ? ?
    OES_texture_float ? ? ? ? ? ?
    OES_texture_float_linear ? ? ? ? ? ?
    OES_texture_half_float ? ? ? ? ? ?
    OES_texture_half_float_linear ? ? ? ? ? ?
    OES_vertex_array_object ? ? ? ? ? ?
    WEBGL_color_buffer_float ? ? ? ? ? ?
    WEBGL_compressed_texture_atc ? ? ? ? ? ?
    WEBGL_compressed_texture_etc1 ? ? ? ? ? ?
    WEBGL_compressed_texture_s3tc ? ? ? ? ? ?
    WEBGL_compressed_texture_pvrtc ? ? ? ? ? ?
    WEBGL_compressed_texture_s3tc ? ? ? ? ? ?
    WEBGL_debug_renderer_info ? ? ? ? ? ?
    WEBGL_debug_shaders ? ? ? ? ? ?
    WEBGL_depth_texture ? ? ? ? ? ?
    WEBGL_draw_buffers ? ? ? ? ? ?
    WEBGL_lose_context ? ? ? ? ? ?

    [1] Toggling the webgl.enable-draft-extensions preference in about:config is required.

    [2] This extension was prefixed with MOZ_ in prior versions.

    See also

    Document Tags and Contributors

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     Contributors to this page: fscholz, teoli, Thewolfblitzer66
     Last updated by: fscholz,