WebGL Device Check
WebGL
MAX_TEXTURE_SIZE
MAX_VERTEX_ATTRIBS
MAX_VERTEX_UNIFORM_VECTORS
MAX_VARYING_VECTORS
MAX_COMBINED_TEXTURE_IMAGE_UNITS
MAX_VERTEX_TEXTURE_IMAGE_UNITS
MAX_TEXTURE_IMAGE_UNITS
MAX_FRAGMENT_UNIFORM_VECTORS
MAX_CUBE_MAP_TEXTURE_SIZE
MAX_RENDERBUFFER_SIZE
MAX_VIEWPORT_DIMS
WebGL2
MAX_3D_TEXTURE_SIZE
MAX_DRAW_BUFFERS
MAX_ARRAY_TEXTURE_LAYERS
MAX_TRANSFORM_FEEDBACK_SEPARATE_ATTRIBS
MAX_TRANSFORM_FEEDBACK_INTERLEAVED_COMPONENTS
MAX_COMBINED_UNIFORM_BLOCKS
MAX_VERTEX_UNIFORM_BLOCKS
MAX_FRAGMENT_UNIFORM_BLOCKS
WebGL Query Extensions
ANGLE_instanced_arrays
EXT_blend_minmax
EXT_color_buffer_float
EXT_color_buffer_half_float
EXT_disjoint_timer_query
EXT_float_blend
EXT_frag_depth
EXT_shader_texture_lod
EXT_sRGB
EXT_texture_compression_bptc
EXT_texture_compression_rgtc
EXT_texture_filter_anisotropic
EXT_texture_norm16
KHR_parallel_shader_compile
OES_element_index_uint
OES_fbo_render_mipmap
OES_standard_derivatives
OES_texture_float
OES_texture_float_linear
OES_texture_half_float
OES_texture_half_float_linear
OES_vertex_array_object
OVR_multiview2
WEBGL_color_buffer_float
WEBGL_compressed_texture_astc
WEBGL_compressed_texture_etc
WEBGL_compressed_texture_etc1
WEBGL_compressed_texture_pvrtc
WEBGL_compressed_texture_s3tc
WEBGL_compressed_texture_s3tc_srgb
WEBGL_debug_renderer_info
WEBGL_debug_shaders
WEBGL_depth_texture
WEBGL_draw_buffers
WEBGL_lose_context
WEBGL_multi_draw