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Web3D Survey : WebGL 2 : WEBGL_compressed_texture_s3tc

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

Overall Support

77.3%

Platform Support
PlatformSupport
Android12.1%
Chromium OS91.13%
iOS2.79%
Linux94.57%
Mac OS67.7%
Windows99.98%