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Web3D Survey : WebGL
WebGL 1 Support

99.56%

(2.95% of which report a major performance caveat.)

WebGL Platform Support (Alphabetical)
PlatformSupport
Android99.51%
Chromium OS99.96%
iOS99.7%
Linux98.64%
Mac OS99.16%
Windows99.74%
WebGL 1 Extensions (Alphabetical)
WebGL 1 Parameters (Alphabetical)
ParameterValues - Support
MAX_COLOR_ATTACHMENTS_WEBGL

1 - 100%

4 - 100%

6 - 99.75%

8 - 97.5%

MAX_COMBINED_TEXTURE_IMAGE_UNITS

8 - 100%

12 - 99.94%

14 - 99.94%

16 - 99.94%

20 - 99.88%

30 - 99.23%

32 - 99.22%

48 - 31.46%

64 - 29.7%

78 - 15.63%

80 - 15.63%

96 - 14.69%

112 - 3.94%

128 - 3.88%

144 - 3.88%

190 - 3.77%

192 - 3.76%

255 - 2.12%

256 - 2.04%

384 - 2.04%

768 - 0.56%

MAX_CUBE_MAP_TEXTURE_SIZE

512 - 100%

1024 - 100%

2048 - 100%

4096 - 99.95%

8192 - 86.81%

16383 - 83.68%

16384 - 82.78%

32768 - 0.65%

MAX_DRAW_BUFFERS_WEBGL

1 - 100%

4 - 100%

6 - 99.75%

8 - 97.5%

MAX_DUAL_SOURCE_DRAW_BUFFERS_EXT

1 - 100%

MAX_FRAGMENT_UNIFORM_VECTORS

32 - 100%

64 - 100%

112 - 99.96%

220 - 99.96%

221 - 99.32%

224 - 99.31%

256 - 99.17%

261 - 93.46%

512 - 93.42%

768 - 93.38%

1024 - 93.36%

2048 - 13.32%

4095 - 13.32%

4096 - 13.3%

MAX_RENDERBUFFER_SIZE

1024 - 100%

2048 - 100%

4096 - 99.95%

8192 - 99.4%

16383 - 92.04%

16384 - 87.13%

32768 - 0.95%

MAX_TEXTURE_IMAGE_UNITS

2 - 100%

4 - 100%

8 - 100%

16 - 99.88%

24 - 18.33%

32 - 18.2%

64 - 2.12%

128 - 0.57%

MAX_TEXTURE_MAX_ANISOTROPY_EXT

0 - 100%

2 - 100%

4 - 99.77%

8 - 99.77%

16 - 99.77%

MAX_TEXTURE_SIZE

2048 - 100%

4096 - 99.95%

8192 - 87.19%

16383 - 81.48%

16384 - 80.54%

32768 - 0.65%

MAX_VARYING_VECTORS

4 - 100%

8 - 100%

9 - 99.92%

10 - 99.25%

12 - 99.25%

14 - 99.23%

15 - 99.2%

16 - 96.76%

17 - 96.67%

27 - 96.66%

28 - 93.85%

29 - 93.69%

30 - 93.69%

31 - 35.63%

32 - 10.59%

MAX_VERTEX_ATTRIBS

2 - 100%

4 - 100%

8 - 100%

10 - 99.98%

16 - 99.98%

29 - 8.99%

32 - 8.99%

MAX_VERTEX_TEXTURE_IMAGE_UNITS

0 - 100%

2 - 99.98%

4 - 99.97%

8 - 99.33%

16 - 99.25%

24 - 18.32%

32 - 18.19%

64 - 2.11%

128 - 0.57%

MAX_VERTEX_UNIFORM_VECTORS

128 - 100%

253 - 99.96%

256 - 99.31%

512 - 93.55%

768 - 93.36%

1024 - 93.34%

2047 - 57.23%

2048 - 57.23%

4087 - 57.22%

4088 - 57.22%

4095 - 57.22%

4096 - 44.14%

MAX_VIEWPORT_HEIGHT

2048 - 100%

4096 - 100%

8192 - 99.35%

16383 - 93.73%

16384 - 87.82%

32767 - 44.79%

32768 - 1.1%

MAX_VIEWPORT_WIDTH

1 - 100%

2048 - 100%

4096 - 100%

8192 - 99.41%

16383 - 93.95%

16384 - 88.85%

32767 - 45.87%

32768 - 1.11%