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Web3D Survey : WebGL
WebGL 1 Support

99.64%

(2.98% of which report a major performance caveat.)

WebGL Platform Support (Alphabetical)
PlatformSupport
Android99.63%
Chromium OS99.96%
iOS99.65%
Linux99.13%
Mac OS99.56%
Windows99.67%
WebGL 1 Extensions (Alphabetical)
WebGL 1 Parameters (Alphabetical)
ParameterValues - Support
MAX_COLOR_ATTACHMENTS_WEBGL

4 - 100%

6 - 99.63%

8 - 99.48%

MAX_COMBINED_TEXTURE_IMAGE_UNITS

8 - 100%

14 - 99.94%

16 - 99.94%

20 - 99.87%

30 - 99.18%

32 - 99.18%

46 - 32.1%

48 - 32.1%

64 - 29.78%

80 - 13.22%

96 - 12.27%

112 - 3.56%

128 - 3.5%

144 - 3.5%

160 - 3.44%

190 - 3.43%

192 - 3.43%

255 - 1.74%

256 - 1.66%

384 - 1.65%

MAX_CUBE_MAP_TEXTURE_SIZE

0 - 100%

512 - 100%

642 - 100%

1024 - 100%

2048 - 99.99%

4096 - 99.94%

8192 - 89.47%

16383 - 85.84%

16384 - 84.73%

32768 - 0.64%

MAX_DRAW_BUFFERS_WEBGL

4 - 100%

6 - 99.63%

8 - 99.48%

MAX_DUAL_SOURCE_DRAW_BUFFERS_EXT

1 - 100%

MAX_FRAGMENT_UNIFORM_VECTORS

64 - 100%

112 - 99.96%

220 - 99.96%

221 - 99.29%

224 - 99.27%

256 - 99.1%

261 - 93.87%

512 - 93.77%

768 - 93.75%

1024 - 93.74%

2000 - 12.57%

2048 - 12.57%

4095 - 12.57%

4096 - 12.55%

MAX_RENDERBUFFER_SIZE

2048 - 100%

4096 - 99.95%

8192 - 99.38%

9600 - 92.04%

16383 - 92.04%

16384 - 87.41%

32768 - 0.92%

MAX_TEXTURE_IMAGE_UNITS

8 - 100%

16 - 99.89%

24 - 20.3%

32 - 20.21%

64 - 1.74%

128 - 0.5%

MAX_TEXTURE_MAX_ANISOTROPY_EXT

2 - 100%

4 - 99.69%

8 - 99.69%

16 - 99.69%

MAX_TEXTURE_SIZE

0 - 100%

1024 - 100%

2048 - 100%

4096 - 99.95%

6820 - 88.45%

8192 - 88.45%

16383 - 82.62%

16384 - 81.54%

32768 - 0.65%

MAX_VARYING_VECTORS

4 - 100%

7 - 100%

8 - 100%

9 - 99.91%

12 - 99.22%

14 - 99.2%

15 - 99.13%

16 - 96.51%

20 - 96.41%

27 - 96.41%

28 - 93.59%

30 - 92.92%

31 - 37.98%

32 - 12.44%

MAX_VERTEX_ATTRIBS

0 - 100%

2 - 100%

4 - 100%

8 - 100%

14 - 99.99%

16 - 99.98%

32 - 7.24%

MAX_VERTEX_TEXTURE_IMAGE_UNITS

0 - 100%

2 - 99.97%

4 - 99.97%

8 - 99.34%

15 - 99.25%

16 - 99.25%

24 - 19.98%

32 - 19.9%

64 - 1.64%

MAX_VERTEX_UNIFORM_VECTORS

0 - 100%

128 - 100%

253 - 99.96%

256 - 99.27%

462 - 93.93%

512 - 93.92%

719 - 93.73%

768 - 93.73%

1024 - 93.72%

2000 - 54.77%

2047 - 54.77%

2048 - 54.77%

4088 - 54.77%

4095 - 54.76%

4096 - 42.44%

MAX_VIEWPORT_HEIGHT

0 - 100%

2048 - 100%

4096 - 100%

8192 - 99.38%

9600 - 93.78%

16383 - 93.78%

16384 - 88.67%

32767 - 43.16%

32768 - 1.23%

MAX_VIEWPORT_WIDTH

0 - 100%

1 - 100%

2048 - 100%

4096 - 99.99%

8192 - 99.38%

9600 - 93.96%

16383 - 93.96%

16384 - 89.17%

32767 - 43.74%

32768 - 1.22%