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Web3D Survey : WebGL
WebGL 1 Support

99.54%

(3.16% of which report a major performance caveat.)

WebGL Platform Support (Alphabetical)
PlatformSupport
Android99.44%
Chromium OS100%
iOS99.71%
Linux98.36%
Mac OS99.33%
Windows99.75%
WebGL 1 Extensions (Alphabetical)
WebGL 1 Parameters (Alphabetical)
ParameterValues - Support
MAX_COLOR_ATTACHMENTS_WEBGL

0 - 100%

4 - 100%

6 - 99.78%

8 - 97.31%

MAX_COMBINED_TEXTURE_IMAGE_UNITS

8 - 100%

12 - 99.94%

14 - 99.94%

16 - 99.93%

20 - 99.85%

30 - 99.23%

32 - 99.22%

40 - 27.21%

48 - 27.21%

64 - 26.26%

78 - 16.06%

80 - 16.06%

96 - 14.89%

112 - 4.02%

128 - 3.99%

144 - 3.99%

190 - 3.9%

192 - 3.9%

253 - 2.23%

255 - 2.23%

256 - 2.15%

384 - 2.15%

768 - 0.61%

MAX_CUBE_MAP_TEXTURE_SIZE

1024 - 100%

2048 - 99.99%

4096 - 99.93%

8192 - 86.66%

16383 - 83.47%

16384 - 83.1%

25290 - 0.74%

32768 - 0.74%

MAX_DRAW_BUFFERS_WEBGL

0 - 100%

4 - 100%

6 - 99.79%

8 - 97.25%

MAX_DUAL_SOURCE_DRAW_BUFFERS_EXT
MAX_FRAGMENT_UNIFORM_VECTORS

32 - 100%

64 - 100%

112 - 99.96%

220 - 99.95%

221 - 99.34%

224 - 99.33%

256 - 99.15%

261 - 93.05%

460 - 93%

512 - 93%

768 - 92.97%

1024 - 92.96%

2048 - 11.62%

4095 - 11.62%

4096 - 11.6%

MAX_RENDERBUFFER_SIZE

1024 - 100%

2048 - 100%

4096 - 99.94%

8064 - 99.38%

8192 - 99.38%

16383 - 91.79%

16384 - 87.03%

32768 - 1.13%

MAX_TEXTURE_IMAGE_UNITS

2 - 100%

4 - 100%

8 - 99.99%

16 - 99.85%

24 - 14.67%

30 - 14.58%

32 - 14.57%

64 - 2.01%

128 - 0.56%

MAX_TEXTURE_MAX_ANISOTROPY_EXT

0 - 100%

2 - 100%

4 - 99.88%

16 - 99.87%

MAX_TEXTURE_SIZE

1024 - 100%

2048 - 100%

3652 - 99.94%

4096 - 99.94%

8192 - 87.31%

16383 - 81.35%

16384 - 80.98%

30815 - 0.73%

32768 - 0.73%

MAX_VARYING_VECTORS

4 - 100%

8 - 100%

9 - 99.9%

10 - 99.27%

12 - 99.27%

14 - 99.25%

15 - 99.22%

16 - 96.9%

20 - 96.79%

26 - 96.79%

27 - 96.79%

28 - 95.76%

30 - 95.72%

31 - 35.23%

32 - 8.57%

MAX_VERTEX_ATTRIBS

2 - 100%

4 - 100%

8 - 100%

10 - 99.97%

16 - 99.97%

32 - 9.5%

MAX_VERTEX_TEXTURE_IMAGE_UNITS

0 - 100%

4 - 99.97%

8 - 99.35%

16 - 99.25%

17 - 14.62%

24 - 14.62%

30 - 14.51%

32 - 14.51%

64 - 2.2%

128 - 0.62%

MAX_VERTEX_UNIFORM_VECTORS

128 - 100%

253 - 99.96%

256 - 99.33%

462 - 93.11%

512 - 93.11%

735 - 92.94%

768 - 92.94%

1024 - 92.93%

2047 - 57.32%

2048 - 57.32%

4088 - 57.31%

4095 - 57.3%

4096 - 42.74%

MAX_VIEWPORT_HEIGHT

0 - 100%

2048 - 100%

4096 - 99.99%

8064 - 99.4%

8192 - 99.4%

16383 - 93.9%

16384 - 88.97%

32767 - 46.85%

32768 - 1.22%

MAX_VIEWPORT_WIDTH

0 - 100%

1 - 100%

2048 - 100%

4096 - 99.99%

8064 - 99.39%

8192 - 99.39%

16383 - 93.85%

16384 - 88.89%

32767 - 46.72%

32768 - 1.23%