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Web3D Survey : WebGL
WebGL 1 Support

99.54%

(2.79% of which report a major performance caveat.)

WebGL Platform Support (Alphabetical)
PlatformSupport
Android98.94%
Chromium OS99.97%
iOS99.73%
Linux98.9%
Mac OS99.19%
Windows99.76%
WebGL 1 Extensions (Alphabetical)
WebGL 1 Parameters (Alphabetical)
ParameterValues - Support
MAX_COLOR_ATTACHMENTS_WEBGL

0 - 100%

4 - 100%

6 - 99.8%

8 - 97.86%

MAX_COMBINED_TEXTURE_IMAGE_UNITS

8 - 100%

14 - 99.94%

16 - 99.94%

20 - 99.87%

30 - 99.17%

32 - 99.16%

48 - 30.22%

64 - 28.23%

78 - 12.38%

80 - 12.38%

96 - 11.46%

112 - 3.2%

128 - 3.16%

144 - 3.15%

190 - 3.09%

192 - 3.09%

255 - 1.55%

256 - 1.49%

384 - 1.48%

MAX_CUBE_MAP_TEXTURE_SIZE

512 - 100%

1024 - 100%

2048 - 99.99%

4096 - 99.94%

8191 - 89.96%

8192 - 89.96%

16383 - 86.87%

16384 - 85.78%

32768 - 0.67%

MAX_DRAW_BUFFERS_WEBGL

0 - 100%

2 - 100%

4 - 100%

6 - 99.8%

8 - 97.86%

MAX_DUAL_SOURCE_DRAW_BUFFERS_EXT

1 - 100%

MAX_FRAGMENT_UNIFORM_VECTORS

32 - 100%

64 - 100%

112 - 99.97%

128 - 99.97%

220 - 99.97%

221 - 99.28%

224 - 99.27%

256 - 99.11%

261 - 94.37%

512 - 94.34%

768 - 94.3%

1000 - 94.29%

1023 - 94.28%

1024 - 94.28%

2048 - 12.19%

4095 - 12.18%

4096 - 12.15%

MAX_RENDERBUFFER_SIZE

1024 - 100%

2048 - 100%

4096 - 99.95%

8064 - 99.42%

8191 - 99.42%

8192 - 99.42%

16383 - 92.56%

16384 - 88.2%

32768 - 0.92%

MAX_TEXTURE_IMAGE_UNITS

2 - 100%

4 - 100%

8 - 99.99%

16 - 99.87%

24 - 19.41%

32 - 19.33%

64 - 1.55%

MAX_TEXTURE_MAX_ANISOTROPY_EXT

0 - 100%

2 - 100%

4 - 99.7%

8 - 99.7%

16 - 99.7%

MAX_TEXTURE_SIZE

1024 - 100%

2048 - 100%

4096 - 99.95%

8191 - 89.03%

8192 - 89.03%

16383 - 83.5%

16384 - 82.37%

32768 - 0.66%

MAX_VARYING_VECTORS

4 - 100%

8 - 100%

9 - 99.92%

10 - 99.22%

12 - 99.21%

14 - 99.19%

15 - 99.14%

16 - 96.99%

17 - 96.89%

27 - 96.89%

28 - 93.58%

30 - 93.32%

31 - 35.57%

32 - 11.61%

MAX_VERTEX_ATTRIBS

2 - 100%

4 - 99.99%

8 - 99.99%

16 - 99.97%

32 - 6.97%

MAX_VERTEX_TEXTURE_IMAGE_UNITS

0 - 100%

2 - 99.97%

4 - 99.97%

8 - 99.31%

16 - 99.22%

24 - 19.26%

32 - 19.16%

64 - 1.9%

128 - 0.52%

MAX_VERTEX_UNIFORM_VECTORS

128 - 100%

253 - 99.96%

256 - 99.31%

462 - 93.93%

512 - 93.93%

768 - 93.75%

1000 - 93.73%

1024 - 93.73%

2047 - 56.44%

2048 - 56.44%

4088 - 56.43%

4095 - 56.42%

4096 - 43.58%

MAX_VIEWPORT_HEIGHT

0 - 100%

2048 - 100%

4096 - 99.99%

8064 - 99.43%

8192 - 99.43%

16383 - 94.34%

16384 - 89.78%

32767 - 45.29%

32768 - 1.15%

MAX_VIEWPORT_WIDTH

0 - 100%

2048 - 100%

4096 - 99.99%

8064 - 99.43%

8192 - 99.43%

16383 - 94.34%

16384 - 89.78%

32767 - 45.29%

32768 - 1.15%