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Web3D Survey : WebGL 2 : WEBGL_compressed_texture_s3tc

More details: Developer Docs (MDN) Specification (Khronos)

Overall Support

82.75%

Platform Support
PlatformSupport
Android22.25%
Chromium OS83.81%
iOS35.08%
Linux93.11%
Mac OS81.17%
Windows99.96%