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Web3D Survey : WebGL 2 : WEBGL_compressed_texture_s3tc

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

Overall Support

83.99%

Platform Support
PlatformSupport
Android21.94%
Chromium OS86.24%
iOS37.25%
Linux93.58%
Mac OS85.36%
Windows99.97%