WebGL 1 Support

99.3%

(6.56% of which report a major performance caveat.)

WebGL Platform Support (Alphabetical)
PlatformSupport
Android97.65%
Chromium OS99.99%
iOS99.77%
Linux98.39%
Mac OS99.67%
Windows99.71%
WebGL 1 Parameters (Alphabetical)
ParameterValues - Support
MAX_COLOR_ATTACHMENTS_WEBGL

0 - 100%

1 - 100%

4 - 100%

8 - 99.27%

MAX_COMBINED_TEXTURE_IMAGE_UNITS

8 - 100%

12 - 99.72%

16 - 99.72%

20 - 99.6%

30 - 98.61%

32 - 98.6%

48 - 29.87%

64 - 27.56%

78 - 13.56%

80 - 13.56%

96 - 12.52%

112 - 3.35%

128 - 3.3%

144 - 3.3%

160 - 3.27%

190 - 3.27%

192 - 3.27%

255 - 1.57%

256 - 1.52%

384 - 1.52%

768 - 0.68%

MAX_CUBE_MAP_TEXTURE_SIZE

512 - 100%

1024 - 100%

2048 - 100%

4096 - 99.94%

8192 - 87.39%

16383 - 83.75%

16384 - 83.32%

32768 - 0.63%

MAX_DRAW_BUFFERS_WEBGL

0 - 100%

1 - 100%

2 - 100%

4 - 100%

8 - 99.27%

MAX_DUAL_SOURCE_DRAW_BUFFERS_EXT

1 - 100%

MAX_FRAGMENT_UNIFORM_VECTORS

32 - 100%

64 - 100%

220 - 99.81%

221 - 98.86%

224 - 98.84%

256 - 98.53%

261 - 92.54%

512 - 92.47%

768 - 92.44%

1024 - 92.42%

2048 - 12.49%

4095 - 12.49%

4096 - 12.47%

MAX_RENDERBUFFER_SIZE

2048 - 100%

4096 - 99.95%

8064 - 98.97%

8192 - 98.97%

16383 - 86.61%

16384 - 82.38%

32768 - 0.74%

MAX_TEXTURE_IMAGE_UNITS

2 - 100%

4 - 100%

8 - 100%

16 - 99.73%

24 - 18.06%

30 - 18.01%

32 - 18.01%

64 - 1.63%

128 - 0.7%

MAX_TEXTURE_MAX_ANISOTROPY_EXT

2 - 100%

4 - 99.72%

8 - 99.71%

16 - 99.71%

MAX_TEXTURE_SIZE

2048 - 100%

4096 - 99.95%

8192 - 87.1%

16383 - 77.3%

16384 - 76.85%

32768 - 0.62%

MAX_VARYING_VECTORS

8 - 100%

9 - 99.75%

10 - 98.79%

12 - 98.79%

14 - 98.7%

15 - 98.63%

16 - 93.9%

17 - 93.74%

28 - 93.74%

29 - 93.56%

30 - 93.55%

31 - 39.2%

32 - 10.74%

MAX_VERTEX_ATTRIBS

2 - 100%

4 - 100%

8 - 99.99%

10 - 99.98%

16 - 99.98%

32 - 6.88%

MAX_VERTEX_TEXTURE_IMAGE_UNITS

0 - 100%

2 - 99.9%

4 - 99.9%

8 - 98.92%

16 - 98.67%

24 - 17.51%

32 - 17.47%

64 - 1.6%

128 - 0.7%

MAX_VERTEX_UNIFORM_VECTORS

128 - 100%

253 - 99.81%

256 - 98.84%

512 - 92.72%

768 - 92.39%

1024 - 92.36%

2047 - 56.27%

2048 - 56.26%

4088 - 56.26%

4095 - 56.25%

4096 - 42.13%

MAX_VIEWPORT_HEIGHT

0 - 100%

2048 - 100%

4096 - 99.99%

8064 - 98.96%

8192 - 98.96%

16383 - 89.11%

16384 - 84.61%

32767 - 44.65%

32768 - 1.07%

MAX_VIEWPORT_WIDTH

0 - 100%

1 - 100%

2048 - 99.99%

4096 - 99.99%

8064 - 98.96%

8192 - 98.96%

16383 - 88.59%

16384 - 84.05%

32767 - 44.53%

32768 - 1.09%