WEBGL_compressed_texture_etc WebGL extension

The WEBGL_compressed_texture_etc extension for WebGL 1.0 and 2.0 contexts adds many ETC2 and EAC compressed texture formats to compressedTexImage2D() and compressedTexSubImage2D().

Baseline Status: Achieved Widely Available on Sep 24, 2022 (Cross-browser Newly Available since Mar 24, 2020).

Desktop Browser Engine Support

Google Chrome

63

Supported

Mozilla Firefox

55

Supported

Apple Safari

13.1

Supported

Microsoft Edge

79

Supported

Mobile Browser Engine Support

Chrome Android

63

Firefox Android

51

Safari iOS

13.4

Specifications and References

Specification ↗ Feature XML ↗

MDN Browser Compat Data Keys:

api.WEBGL_compressed_texture_etc ↗