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Web3D Survey : WebGL
WebGL 1 Support

99.77%

(2.42% of which report a major performance caveat.)

WebGL Platform Support (Alphabetical)
PlatformSupport
Android99.86%
Chromium OS99.97%
iOS99.83%
Linux99.26%
Mac OS99.64%
Windows99.77%
WebGL 1 Extensions (Alphabetical)
WebGL 1 Parameters (Alphabetical)
ParameterValues - Support
MAX_COLOR_ATTACHMENTS_WEBGL

4 - 100%

8 - 99.47%

MAX_COMBINED_TEXTURE_IMAGE_UNITS

8 - 100%

14 - 99.92%

16 - 99.92%

20 - 99.85%

30 - 99.23%

32 - 99.22%

48 - 41.1%

64 - 38.45%

80 - 23.52%

96 - 22.82%

112 - 4.93%

128 - 4.87%

144 - 4.87%

160 - 4.75%

190 - 4.75%

192 - 4.75%

255 - 3.36%

256 - 3.25%

384 - 3.25%

768 - 1.37%

MAX_CUBE_MAP_TEXTURE_SIZE

48 - 100%

1024 - 100%

2048 - 100%

4096 - 99.96%

8192 - 79.24%

16383 - 76.51%

16384 - 75.44%

MAX_DRAW_BUFFERS_WEBGL

4 - 100%

8 - 99.47%

MAX_DUAL_SOURCE_DRAW_BUFFERS_EXT

1 - 100%

MAX_FRAGMENT_UNIFORM_VECTORS

32 - 100%

64 - 100%

112 - 99.96%

220 - 99.96%

221 - 99.35%

224 - 99.33%

256 - 99.14%

261 - 90.18%

512 - 90.09%

768 - 90.07%

1000 - 90.05%

1024 - 90.05%

2000 - 16.02%

2048 - 16.01%

4095 - 16.01%

4096 - 15.99%

MAX_RENDERBUFFER_SIZE

1024 - 100%

2048 - 100%

4096 - 99.97%

8064 - 99.33%

8192 - 99.33%

16383 - 91.5%

16384 - 82.77%

32768 - 0.74%

MAX_TEXTURE_IMAGE_UNITS

2 - 100%

4 - 100%

8 - 99.99%

16 - 99.89%

24 - 21.3%

32 - 21.18%

64 - 3.08%

128 - 1.26%

MAX_TEXTURE_MAX_ANISOTROPY_EXT

2 - 100%

4 - 99.66%

8 - 99.66%

16 - 99.66%

MAX_TEXTURE_SIZE

1024 - 100%

1112 - 100%

2048 - 100%

4096 - 99.97%

8191 - 76.91%

8192 - 76.91%

16383 - 72.04%

16384 - 71.05%

MAX_VARYING_VECTORS

4 - 100%

8 - 100%

9 - 99.92%

10 - 99.29%

12 - 99.29%

14 - 99.26%

15 - 99.19%

16 - 95.49%

17 - 95.37%

27 - 95.37%

28 - 95.16%

30 - 92.57%

31 - 43.93%

32 - 11.36%

MAX_VERTEX_ATTRIBS

2 - 100%

8 - 100%

16 - 99.99%

29 - 13.22%

32 - 13.21%

MAX_VERTEX_TEXTURE_IMAGE_UNITS

0 - 100%

2 - 99.96%

4 - 99.96%

8 - 99.33%

16 - 99.26%

24 - 21.18%

26 - 21.06%

32 - 21.06%

64 - 3.08%

128 - 1.26%

MAX_VERTEX_UNIFORM_VECTORS

128 - 100%

253 - 99.96%

256 - 99.33%

512 - 90.27%

768 - 90.05%

1000 - 90.02%

1024 - 90.02%

2000 - 54.08%

2047 - 54.08%

2048 - 54.08%

3804 - 54.07%

4088 - 54.07%

4095 - 54.07%

4096 - 43%

MAX_VIEWPORT_HEIGHT

0 - 100%

2048 - 100%

4096 - 100%

8064 - 99.28%

8191 - 99.28%

8192 - 99.28%

16383 - 92.77%

16384 - 83.03%

32767 - 38.53%

32768 - 1.29%

MAX_VIEWPORT_WIDTH

0 - 100%

1 - 100%

2048 - 100%

4096 - 99.99%

8064 - 99.34%

8191 - 99.34%

8192 - 99.34%

16383 - 93%

16384 - 84.04%

32767 - 39.07%

32768 - 1.29%