WebGL 1 Support

97.13%

(3% of which report a major performance caveat.)

WebGL Platform Support (Alphabetical)
PlatformSupport
Android87.52%
Chromium OS99.95%
iOS99.8%
Linux99.11%
Mac OS99.7%
Windows99.7%
WebGL 1 Parameters (Alphabetical)
ParameterValues - Support
MAX_COLOR_ATTACHMENTS_WEBGL

1 - 100%

4 - 100%

8 - 99.22%

MAX_COMBINED_TEXTURE_IMAGE_UNITS

8 - 100%

12 - 99.84%

14 - 99.83%

16 - 99.83%

20 - 99.72%

30 - 98.88%

32 - 98.87%

48 - 34.98%

64 - 31.47%

80 - 18.31%

94 - 17.57%

96 - 17.57%

112 - 3.74%

128 - 3.42%

144 - 3.41%

160 - 3.38%

190 - 3.38%

192 - 3.37%

255 - 1.68%

256 - 1.63%

384 - 1.63%

768 - 0.74%

MAX_CUBE_MAP_TEXTURE_SIZE

512 - 100%

1024 - 100%

2048 - 100%

4096 - 99.97%

5785 - 81.6%

8191 - 81.6%

8192 - 81.6%

16383 - 78.31%

16384 - 77.59%

MAX_DRAW_BUFFERS_WEBGL

1 - 100%

2 - 100%

4 - 100%

8 - 99.21%

MAX_DUAL_SOURCE_DRAW_BUFFERS_EXT

1 - 100%

MAX_FRAGMENT_UNIFORM_VECTORS

32 - 100%

64 - 100%

112 - 99.89%

220 - 99.89%

221 - 99.05%

224 - 99.03%

256 - 98.49%

261 - 90.08%

300 - 90%

512 - 90%

768 - 89.97%

1000 - 89.94%

1024 - 89.94%

2048 - 9.91%

4095 - 9.91%

4096 - 9.89%

MAX_RENDERBUFFER_SIZE

1024 - 100%

2048 - 100%

4096 - 99.97%

8191 - 97.81%

8192 - 97.81%

16383 - 87.47%

16384 - 82.05%

32768 - 0.59%

MAX_TEXTURE_IMAGE_UNITS

2 - 100%

4 - 100%

8 - 100%

16 - 99.79%

24 - 16.65%

32 - 16.61%

64 - 1.68%

128 - 0.74%

MAX_TEXTURE_MAX_ANISOTROPY_EXT

0 - 100%

2 - 100%

4 - 98.95%

8 - 98.95%

16 - 98.94%

MAX_TEXTURE_SIZE

1024 - 100%

1540 - 100%

2048 - 100%

4096 - 99.97%

4949 - 80.62%

5290 - 80.62%

6619 - 80.62%

6620 - 80.62%

8191 - 80.62%

8192 - 80.62%

10942 - 74.74%

16383 - 74.74%

16384 - 74.04%

MAX_VARYING_VECTORS

4 - 100%

8 - 100%

9 - 99.86%

10 - 99.01%

12 - 99%

14 - 98.95%

15 - 98.91%

16 - 91.31%

17 - 91%

20 - 91%

27 - 91%

28 - 91%

29 - 90.77%

30 - 90.76%

31 - 41.21%

32 - 12.65%

MAX_VERTEX_ATTRIBS

2 - 100%

4 - 100%

8 - 100%

10 - 99.99%

11 - 99.98%

15 - 99.98%

16 - 99.98%

32 - 8.01%

MAX_VERTEX_TEXTURE_IMAGE_UNITS

0 - 100%

2 - 99.94%

4 - 99.94%

6 - 99.07%

8 - 99.07%

12 - 98.92%

16 - 98.92%

24 - 16.64%

32 - 16.6%

64 - 1.57%

128 - 0.7%

MAX_VERTEX_UNIFORM_VECTORS

93 - 100%

128 - 100%

253 - 99.89%

256 - 99.03%

300 - 90.65%

512 - 90.65%

768 - 89.84%

1000 - 89.81%

1024 - 89.81%

1540 - 50.75%

2047 - 50.75%

2048 - 50.75%

4088 - 50.74%

4095 - 50.74%

4096 - 38.54%

MAX_VIEWPORT_HEIGHT

0 - 100%

2048 - 100%

4096 - 100%

8192 - 97.68%

16383 - 89%

16384 - 83.33%

32767 - 41.36%

32768 - 1.23%

MAX_VIEWPORT_WIDTH

0 - 100%

1 - 100%

2048 - 99.99%

4096 - 99.99%

8192 - 97.67%

16383 - 89%

16384 - 83.33%

32767 - 41.36%

32768 - 1.23%