registry = {
    'GL_3DFX_multisample' : {
        'number' : 207,
        'flags' : { 'public' },
        'supporters' : { '3DFX' },
        'url' : 'extensions/3DFX/3DFX_multisample.txt',
    },
    'GL_3DFX_tbuffer' : {
        'number' : 208,
        'flags' : { 'public' },
        'supporters' : { '3DFX' },
        'url' : 'extensions/3DFX/3DFX_tbuffer.txt',
    },
    'GL_3DFX_texture_compression_FXT1' : {
        'number' : 206,
        'flags' : { 'public' },
        'supporters' : { '3DFX' },
        'url' : 'extensions/3DFX/3DFX_texture_compression_FXT1.txt',
    },
    'GL_AMD_blend_minmax_factor' : {
        'number' : 404,
        'flags' : { 'public' },
        'supporters' : { 'AMD' },
        'url' : 'extensions/AMD/AMD_blend_minmax_factor.txt',
    },
    'GL_AMD_compressed_3DC_texture' : {
        'esnumber' : 39,
        'flags' : { 'public' },
        'url' : 'extensions/AMD/AMD_compressed_3DC_texture.txt',
    },
    'GL_AMD_compressed_ATC_texture' : {
        'esnumber' : 40,
        'flags' : { 'public' },
        'url' : 'extensions/AMD/AMD_compressed_ATC_texture.txt',
    },
    'GL_AMD_conservative_depth' : {
        'number' : 385,
        'flags' : { 'public' },
        'supporters' : { 'AMD' },
        'url' : 'extensions/AMD/AMD_conservative_depth.txt',
    },
    'GL_AMD_debug_output' : {
        'number' : 395,
        'flags' : { 'public' },
        'supporters' : { 'NVIDIA' },
        'url' : 'extensions/AMD/AMD_debug_output.txt',
    },
    'GL_AMD_depth_clamp_separate' : {
        'number' : 401,
        'flags' : { 'public' },
        'supporters' : { 'NVIDIA' },
        'url' : 'extensions/AMD/AMD_depth_clamp_separate.txt',
    },
    'GL_AMD_draw_buffers_blend' : {
        'number' : 366,
        'flags' : { 'public' },
        'supporters' : { 'NVIDIA', 'TransGaming' },
        'url' : 'extensions/AMD/AMD_draw_buffers_blend.txt',
    },
    'GL_AMD_framebuffer_multisample_advanced' : {
        'number' : 523,
        'esnumber' : 303,
        'flags' : { 'public' },
        'url' : 'extensions/AMD/AMD_framebuffer_multisample_advanced.txt',
    },
    'GL_AMD_framebuffer_sample_positions' : {
        'number' : 454,
        'flags' : { 'public' },
        'url' : 'extensions/AMD/AMD_framebuffer_sample_positions.txt',
    },
    'GL_AMD_gcn_shader' : {
        'number' : 453,
        'flags' : { 'public' },
        'url' : 'extensions/AMD/AMD_gcn_shader.txt',
    },
    'GLX_AMD_gpu_association' : {
        'number' : 398,
        'flags' : { 'public' },
        'supporters' : { 'AMD' },
        'url' : 'extensions/AMD/GLX_AMD_gpu_association.txt',
    },
    'GL_AMD_gpu_shader_half_float' : {
        'number' : 496,
        'flags' : { 'public' },
        'supporters' : { 'MESA' },
        'url' : 'extensions/AMD/AMD_gpu_shader_half_float.txt',
    },
    'GL_AMD_gpu_shader_half_float_fetch' : {
        'number' : 519,
        'flags' : { 'public' },
        'supporters' : { 'AMD' },
        'url' : 'extensions/AMD/AMD_gpu_shader_half_float_fetch.txt',
    },
    'GL_AMD_gpu_shader_int16' : {
        'number' : 507,
        'flags' : { 'public' },
        'supporters' : { 'AMD' },
        'url' : 'extensions/AMD/AMD_gpu_shader_int16.txt',
    },
    'GL_AMD_gpu_shader_int64' : {
        'number' : 451,
        'flags' : { 'public' },
        'url' : 'extensions/AMD/AMD_gpu_shader_int64.txt',
    },
    'GL_AMD_interleaved_elements' : {
        'number' : 431,
        'flags' : { 'public' },
        'supporters' : { 'AMD' },
        'url' : 'extensions/AMD/AMD_interleaved_elements.txt',
    },
    'GL_AMD_multi_draw_indirect' : {
        'number' : 408,
        'flags' : { 'public' },
        'supporters' : { 'AMD' },
        'url' : 'extensions/AMD/AMD_multi_draw_indirect.txt',
    },
    'GL_AMD_name_gen_delete' : {
        'number' : 394,
        'flags' : { 'public' },
        'supporters' : { 'NVIDIA' },
        'url' : 'extensions/AMD/AMD_name_gen_delete.txt',
    },
    'GL_AMD_occlusion_query_event' : {
        'number' : 442,
        'flags' : { 'public' },
        'supporters' : { 'AMD' },
        'url' : 'extensions/AMD/AMD_occlusion_query_event.txt',
    },
    'GL_AMD_performance_monitor' : {
        'number' : 360,
        'esnumber' : 50,
        'flags' : { 'public' },
        'supporters' : { 'AMD' },
        'url' : 'extensions/AMD/AMD_performance_monitor.txt',
    },
    'GL_AMD_pinned_memory' : {
        'number' : 411,
        'flags' : { 'public' },
        'supporters' : { 'AMD' },
        'url' : 'extensions/AMD/AMD_pinned_memory.txt',
    },
    'GL_AMD_program_binary_Z400' : {
        'esnumber' : 48,
        'flags' : { 'public' },
        'url' : 'extensions/AMD/AMD_program_binary_Z400.txt',
    },
    'GL_AMD_query_buffer_object' : {
        'number' : 420,
        'flags' : { 'public' },
        'supporters' : { 'AMD' },
        'url' : 'extensions/AMD/AMD_query_buffer_object.txt',
    },
    'GL_AMD_sample_positions' : {
        'number' : 405,
        'flags' : { 'public' },
        'supporters' : { 'AMD' },
        'url' : 'extensions/AMD/AMD_sample_positions.txt',
    },
    'GL_AMD_seamless_cubemap_per_texture' : {
        'number' : 383,
        'flags' : { 'public' },
        'supporters' : { 'AMD' },
        'url' : 'extensions/AMD/AMD_seamless_cubemap_per_texture.txt',
    },
    'GL_AMD_shader_atomic_counter_ops' : {
        'number' : 435,
        'flags' : { 'public' },
        'supporters' : { 'AMD' },
        'url' : 'extensions/AMD/AMD_shader_atomic_counter_ops.txt',
    },
    'GL_AMD_shader_ballot' : {
        'number' : 497,
        'flags' : { 'public' },
        'supporters' : { 'MESA' },
        'url' : 'extensions/AMD/AMD_shader_ballot.txt',
    },
    'GL_AMD_shader_explicit_vertex_parameter' : {
        'number' : 485,
        'flags' : { 'public' },
        'url' : 'extensions/AMD/AMD_shader_explicit_vertex_parameter.txt',
    },
    'GL_AMD_shader_image_load_store_lod' : {
        'number' : 513,
        'flags' : { 'public' },
        'supporters' : { 'AMD' },
        'url' : 'extensions/AMD/AMD_shader_image_load_store_lod.txt',
    },
    'GL_AMD_shader_stencil_export' : {
        'number' : 382,
        'flags' : { 'public' },
        'supporters' : { 'AMD' },
        'url' : 'extensions/AMD/AMD_shader_stencil_export.txt',
    },
    'GL_AMD_shader_stencil_value_export' : {
        'number' : 444,
        'flags' : { 'public' },
        'url' : 'extensions/AMD/AMD_shader_stencil_value_export.txt',
    },
    'GL_AMD_shader_trinary_minmax' : {
        'number' : 428,
        'flags' : { 'public' },
        'supporters' : { 'AMD' },
        'url' : 'extensions/AMD/AMD_shader_trinary_minmax.txt',
    },
    'GL_AMD_sparse_texture' : {
        'number' : 426,
        'flags' : { 'public' },
        'supporters' : { 'AMD' },
        'url' : 'extensions/AMD/AMD_sparse_texture.txt',
    },
    'GL_AMD_stencil_operation_extended' : {
        'number' : 413,
        'flags' : { 'public' },
        'supporters' : { 'AMD' },
        'url' : 'extensions/AMD/AMD_stencil_operation_extended.txt',
    },
    'GL_AMD_texture_gather_bias_lod' : {
        'number' : 502,
        'flags' : { 'public' },
        'supporters' : { 'AMD' },
        'url' : 'extensions/AMD/AMD_texture_gather_bias_lod.txt',
    },
    'GL_AMD_texture_texture4' : {
        'number' : 362,
        'flags' : { 'public' },
        'supporters' : { 'AMD' },
        'url' : 'extensions/AMD/AMD_texture_texture4.txt',
    },
    'GL_AMD_transform_feedback3_lines_triangles' : {
        'number' : 397,
        'flags' : { 'public' },
        'supporters' : { 'AMD' },
        'url' : 'extensions/AMD/AMD_transform_feedback3_lines_triangles.txt',
    },
    'GL_AMD_transform_feedback4' : {
        'number' : 450,
        'flags' : { 'public' },
        'url' : 'extensions/AMD/AMD_transform_feedback4.txt',
    },
    'GL_AMD_vertex_shader_layer' : {
        'number' : 417,
        'flags' : { 'public' },
        'supporters' : { 'AMD' },
        'url' : 'extensions/AMD/AMD_vertex_shader_layer.txt',
    },
    'GL_AMD_vertex_shader_tessellator' : {
        'number' : 363,
        'flags' : { 'public' },
        'supporters' : { 'AMD' },
        'url' : 'extensions/AMD/AMD_vertex_shader_tessellator.txt',
    },
    'GL_AMD_vertex_shader_viewport_index' : {
        'number' : 416,
        'flags' : { 'public' },
        'supporters' : { 'AMD' },
        'url' : 'extensions/AMD/AMD_vertex_shader_viewport_index.txt',
    },
    'GL_ANDROID_extension_pack_es31a' : {
        'esnumber' : 187,
        'flags' : { 'public' },
        'url' : 'extensions/ANDROID/ANDROID_extension_pack_es31a.txt',
    },
    'GL_ANGLE_depth_texture' : {
        'esnumber' : 138,
        'flags' : { 'public' },
        'url' : 'extensions/ANGLE/ANGLE_depth_texture.txt',
    },
    'GL_ANGLE_framebuffer_blit' : {
        'esnumber' : 83,
        'flags' : { 'public' },
        'url' : 'extensions/ANGLE/ANGLE_framebuffer_blit.txt',
    },
    'GL_ANGLE_framebuffer_multisample' : {
        'esnumber' : 84,
        'flags' : { 'public' },
        'url' : 'extensions/ANGLE/ANGLE_framebuffer_multisample.txt',
    },
    'GL_ANGLE_instanced_arrays' : {
        'esnumber' : 109,
        'flags' : { 'public' },
        'url' : 'extensions/ANGLE/ANGLE_instanced_arrays.txt',
    },
    'GL_ANGLE_pack_reverse_row_order' : {
        'esnumber' : 110,
        'flags' : { 'public' },
        'url' : 'extensions/ANGLE/ANGLE_pack_reverse_row_order.txt',
    },
    'GL_ANGLE_program_binary' : {
        'esnumber' : 139,
        'flags' : { 'public' },
        'url' : 'extensions/ANGLE/ANGLE_program_binary.txt',
    },
    'GL_ANGLE_texture_compression_dxt3' : {
        'esnumber' : 111,
        'flags' : { 'public' },
        'url' : 'extensions/ANGLE/ANGLE_texture_compression_dxt.txt',
        'alias' : { 'GL_ANGLE_texture_compression_dxt1', 'GL_ANGLE_texture_compression_dxt5' },
    },
    'GL_ANGLE_texture_usage' : {
        'esnumber' : 112,
        'flags' : { 'public' },
        'url' : 'extensions/ANGLE/ANGLE_texture_usage.txt',
    },
    'GL_ANGLE_translated_shader_source' : {
        'esnumber' : 113,
        'flags' : { 'public' },
        'url' : 'extensions/ANGLE/ANGLE_translated_shader_source.txt',
    },
    'GL_APPLE_aux_depth_stencil' : {
        'number' : 370,
        'flags' : { 'public' },
        'supporters' : { 'APPLE' },
        'url' : 'extensions/APPLE/APPLE_aux_depth_stencil.txt',
    },
    'GL_APPLE_client_storage' : {
        'number' : 270,
        'flags' : { 'public' },
        'supporters' : { 'APPLE' },
        'url' : 'extensions/APPLE/APPLE_client_storage.txt',
    },
    'GL_APPLE_clip_distance' : {
        'esnumber' : 193,
        'flags' : { 'public' },
        'url' : 'extensions/APPLE/APPLE_clip_distance.txt',
    },
    'GL_APPLE_color_buffer_packed_float' : {
        'esnumber' : 194,
        'flags' : { 'public' },
        'url' : 'extensions/APPLE/APPLE_color_buffer_packed_float.txt',
    },
    'GL_APPLE_copy_texture_levels' : {
        'esnumber' : 123,
        'flags' : { 'public' },
        'url' : 'extensions/APPLE/APPLE_copy_texture_levels.txt',
    },
    'GL_APPLE_element_array' : {
        'number' : 271,
        'flags' : { 'public' },
        'supporters' : { 'APPLE' },
        'url' : 'extensions/APPLE/APPLE_element_array.txt',
    },
    'GL_APPLE_fence' : {
        'number' : 272,
        'flags' : { 'public' },
        'supporters' : { 'APPLE' },
        'url' : 'extensions/APPLE/APPLE_fence.txt',
    },
    'GL_APPLE_float_pixels' : {
        'number' : 368,
        'flags' : { 'public' },
        'supporters' : { 'APPLE' },
        'url' : 'extensions/APPLE/APPLE_float_pixels.txt',
    },
    'GL_APPLE_flush_buffer_range' : {
        'number' : 321,
        'flags' : { 'public' },
        'supporters' : { 'APPLE' },
        'url' : 'extensions/APPLE/APPLE_flush_buffer_range.txt',
    },
    'GL_APPLE_framebuffer_multisample' : {
        'esnumber' : 78,
        'flags' : { 'public' },
        'url' : 'extensions/APPLE/APPLE_framebuffer_multisample.txt',
    },
    'GL_APPLE_object_purgeable' : {
        'number' : 371,
        'flags' : { 'public' },
        'supporters' : { 'APPLE' },
        'url' : 'extensions/APPLE/APPLE_object_purgeable.txt',
    },
    'GL_APPLE_rgb_422' : {
        'number' : 373,
        'esnumber' : 76,
        'flags' : { 'public' },
        'supporters' : { 'APPLE' },
        'url' : 'extensions/APPLE/APPLE_rgb_422.txt',
    },
    'GL_APPLE_row_bytes' : {
        'number' : 372,
        'flags' : { 'public' },
        'supporters' : { 'APPLE' },
        'url' : 'extensions/APPLE/APPLE_row_bytes.txt',
    },
    'GL_APPLE_specular_vector' : {
        'number' : 159,
        'flags' : { 'public' },
        'supporters' : { 'APPLE' },
        'url' : 'extensions/APPLE/APPLE_specular_vector.txt',
    },
    'GL_APPLE_sync' : {
        'esnumber' : 124,
        'flags' : { 'public' },
        'url' : 'extensions/APPLE/APPLE_sync.txt',
    },
    'GL_APPLE_texture_2D_limited_npot' : {
        'esnumber' : 59,
        'flags' : { 'public' },
        'url' : 'extensions/APPLE/APPLE_texture_2D_limited_npot.txt',
    },
    'GL_APPLE_texture_format_BGRA8888' : {
        'esnumber' : 79,
        'flags' : { 'public' },
        'url' : 'extensions/APPLE/APPLE_texture_format_BGRA8888.txt',
    },
    'GL_APPLE_texture_max_level' : {
        'esnumber' : 80,
        'flags' : { 'public' },
        'url' : 'extensions/APPLE/APPLE_texture_max_level.txt',
    },
    'GL_APPLE_texture_packed_float' : {
        'esnumber' : 195,
        'flags' : { 'public' },
        'url' : 'extensions/APPLE/APPLE_texture_packed_float.txt',
    },
    'GL_APPLE_texture_range' : {
        'number' : 367,
        'flags' : { 'public' },
        'supporters' : { 'APPLE' },
        'url' : 'extensions/APPLE/APPLE_texture_range.txt',
    },
    'GL_APPLE_transform_hint' : {
        'number' : 160,
        'flags' : { 'public' },
        'supporters' : { 'APPLE' },
        'url' : 'extensions/APPLE/APPLE_transform_hint.txt',
    },
    'GL_APPLE_vertex_array_object' : {
        'number' : 273,
        'flags' : { 'public' },
        'supporters' : { 'APPLE' },
        'url' : 'extensions/APPLE/APPLE_vertex_array_object.txt',
    },
    'GL_APPLE_vertex_array_range' : {
        'number' : 274,
        'flags' : { 'public' },
        'supporters' : { 'APPLE' },
        'url' : 'extensions/APPLE/APPLE_vertex_array_range.txt',
    },
    'GL_APPLE_vertex_program_evaluators' : {
        'number' : 369,
        'flags' : { 'public' },
        'supporters' : { 'APPLE' },
        'url' : 'extensions/APPLE/APPLE_vertex_program_evaluators.txt',
    },
    'GL_APPLE_ycbcr_422' : {
        'number' : 275,
        'flags' : { 'public' },
        'supporters' : { 'APPLE' },
        'url' : 'extensions/APPLE/APPLE_ycbcr_422.txt',
    },
    'GL_ARB_ES2_compatibility' : {
        'arbnumber' : 95,
        'flags' : { 'public' },
        'url' : 'extensions/ARB/ARB_ES2_compatibility.txt',
    },
    'GL_ARB_ES3_1_compatibility' : {
        'arbnumber' : 159,
        'flags' : { 'public' },
        'url' : 'extensions/ARB/ARB_ES3_1_compatibility.txt',
    },
    'GL_ARB_ES3_2_compatibility' : {
        'arbnumber' : 176,
        'flags' : { 'public' },
        'url' : 'extensions/ARB/ARB_ES3_2_compatibility.txt',
    },
    'GL_ARB_ES3_compatibility' : {
        'arbnumber' : 127,
        'flags' : { 'public' },
        'url' : 'extensions/ARB/ARB_ES3_compatibility.txt',
    },
    'GL_ARB_arrays_of_arrays' : {
        'arbnumber' : 120,
        'flags' : { 'public' },
        'url' : 'extensions/ARB/ARB_arrays_of_arrays.txt',
    },
    'GL_ARB_base_instance' : {
        'arbnumber' : 107,
        'flags' : { 'public' },
        'url' : 'extensions/ARB/ARB_base_instance.txt',
    },
    'GL_ARB_bindless_texture' : {
        'arbnumber' : 152,
        'flags' : { 'public' },
        'url' : 'extensions/ARB/ARB_bindless_texture.txt',
    },
    'GL_ARB_blend_func_extended' : {
        'arbnumber' : 78,
        'flags' : { 'public' },
        'url' : 'extensions/ARB/ARB_blend_func_extended.txt',
    },
    'GL_ARB_buffer_storage' : {
        'arbnumber' : 144,
        'flags' : { 'public' },
        'url' : 'extensions/ARB/ARB_buffer_storage.txt',
    },
    'GL_ARB_cl_event' : {
        'arbnumber' : 103,
        'flags' : { 'public' },
        'url' : 'extensions/ARB/ARB_cl_event.txt',
    },
    'GL_ARB_clear_buffer_object' : {
        'arbnumber' : 121,
        'flags' : { 'public' },
        'url' : 'extensions/ARB/ARB_clear_buffer_object.txt',
    },
    'GL_ARB_clear_texture' : {
        'arbnumber' : 145,
        'flags' : { 'public' },
        'url' : 'extensions/ARB/ARB_clear_texture.txt',
    },
    'GL_ARB_clip_control' : {
        'arbnumber' : 160,
        'flags' : { 'public' },
        'url' : 'extensions/ARB/ARB_clip_control.txt',
    },
    'GL_ARB_color_buffer_float' : {
        'arbnumber' : 39,
        'flags' : { 'public' },
        'supporters' : { 'ARB' },
        'url' : 'extensions/ARB/ARB_color_buffer_float.txt',
        'alias' : { 'GLX_ARB_fbconfig_float', 'WGL_ARB_pixel_format_float' },
    },
    'GL_ARB_compatibility' : {
        'arbnumber' : 58,
        'flags' : { 'public' },
        'url' : 'extensions/ARB/ARB_compatibility.txt',
    },
    'GL_ARB_compressed_texture_pixel_storage' : {
        'arbnumber' : 110,
        'flags' : { 'public' },
        'url' : 'extensions/ARB/ARB_compressed_texture_pixel_storage.txt',
    },
    'GL_ARB_compute_shader' : {
        'arbnumber' : 122,
        'flags' : { 'public' },
        'url' : 'extensions/ARB/ARB_compute_shader.txt',
    },
    'GL_ARB_compute_variable_group_size' : {
        'arbnumber' : 153,
        'flags' : { 'public' },
        'url' : 'extensions/ARB/ARB_compute_variable_group_size.txt',
    },
    'GL_ARB_conditional_render_inverted' : {
        'arbnumber' : 161,
        'flags' : { 'public' },
        'url' : 'extensions/ARB/ARB_conditional_render_inverted.txt',
    },
    'GL_ARB_conservative_depth' : {
        'arbnumber' : 111,
        'flags' : { 'public' },
        'url' : 'extensions/ARB/ARB_conservative_depth.txt',
    },
    'GL_ARB_copy_buffer' : {
        'arbnumber' : 59,
        'flags' : { 'public' },
        'url' : 'extensions/ARB/ARB_copy_buffer.txt',
    },
    'GL_ARB_copy_image' : {
        'arbnumber' : 123,
        'flags' : { 'public' },
        'url' : 'extensions/ARB/ARB_copy_image.txt',
    },
    'GLX_ARB_create_context' : {
        'arbnumber' : 56,
        'flags' : { 'public' },
        'url' : 'extensions/ARB/GLX_ARB_create_context.txt',
        'comments' : 'Alias to GLX_ARB_create_context_profile not needed - see arbnumber 75.',
    },
    'GLX_ARB_create_context_no_error' : {
        'arbnumber' : 191,
        'flags' : { 'public' },
        'url' : 'extensions/ARB/ARB_create_context_no_error.txt',
        'comments' : 'Shares extension spec with WGL_ARB_create_context_no_error.',
        'alias' : { 'WGL_ARB_create_context_no_error' },
    },
    'GLX_ARB_create_context_profile' : {
        'arbnumber' : 75,
        'flags' : { 'public' },
        'url' : 'extensions/ARB/GLX_ARB_create_context.txt',
        'comments' : 'Included with arbnumber 56, GLX_ARB_create_context.',
    },
    'GLX_ARB_create_context_robustness' : {
        'arbnumber' : 101,
        'flags' : { 'public' },
        'url' : 'extensions/ARB/GLX_ARB_create_context_robustness.txt',
    },
    'GL_ARB_cull_distance' : {
        'arbnumber' : 162,
        'flags' : { 'public' },
        'url' : 'extensions/ARB/ARB_cull_distance.txt',
    },
    'GL_ARB_debug_output' : {
        'arbnumber' : 104,
        'flags' : { 'public' },
        'url' : 'extensions/ARB/ARB_debug_output.txt',
    },
    'GL_ARB_depth_buffer_float' : {
        'arbnumber' : 43,
        'flags' : { 'public' },
        'supporters' : { 'ARB' },
        'url' : 'extensions/ARB/ARB_depth_buffer_float.txt',
    },
    'GL_ARB_depth_clamp' : {
        'arbnumber' : 61,
        'flags' : { 'public' },
        'url' : 'extensions/ARB/ARB_depth_clamp.txt',
    },
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        'url' : 'extensions/EXT/EXT_external_objects_fd.txt',
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        'url' : 'extensions/EXT/EXT_float_blend.txt',
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        'number' : 149,
        'flags' : { 'public' },
        'supporters' : { '3DFX', 'NVIDIA', 'REND' },
        'url' : 'extensions/EXT/EXT_fog_coord.txt',
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        'esnumber' : 86,
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        'url' : 'extensions/EXT/EXT_frag_depth.txt',
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        'number' : 102,
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        'supporters' : { 'SGI' },
        'url' : 'extensions/EXT/EXT_fragment_lighting.txt',
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        'number' : 316,
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        'url' : 'extensions/EXT/EXT_framebuffer_blit.txt',
    },
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        'number' : 317,
        'flags' : { 'public' },
        'url' : 'extensions/EXT/EXT_framebuffer_multisample.txt',
    },
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        'number' : 409,
        'flags' : { 'public' },
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        'number' : 310,
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        'supporters' : { '3DL', 'ATI', 'INTEL', 'NVIDIA' },
        'url' : 'extensions/EXT/EXT_framebuffer_object.txt',
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        'number' : 337,
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        'url' : 'extensions/EXT/EXT_framebuffer_sRGB.txt',
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        'number' : 324,
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        'supporters' : { 'NVIDIA' },
        'url' : 'extensions/EXT/EXT_geometry_shader4.txt',
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        'number' : 552,
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        'url' : 'extensions/EXT/GLX_EXT_get_drawable_type.txt',
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        'number' : 452,
        'flags' : { 'public' },
        'url' : 'extensions/EXT/GLX_EXT_stereo_tree.txt',
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        'number' : 320,
        'flags' : { 'public' },
        'supporters' : { 'APPLE', 'NVIDIA' },
        'url' : 'extensions/EXT/EXT_gpu_program_parameters.txt',
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        'number' : 326,
        'flags' : { 'public' },
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        'url' : 'extensions/EXT/EXT_gpu_shader4.txt',
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        'esnumber' : 178,
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        'url' : 'extensions/EXT/EXT_gpu_shader5.txt',
    },
    'GL_EXT_histogram' : {
        'number' : 11,
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        'supporters' : { 'INGR', 'KGC', 'SGI', 'SUN' },
        'url' : 'extensions/EXT/EXT_histogram.txt',
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    'GLX_EXT_import_context' : {
        'number' : 47,
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        'supporters' : { 'IBM', 'SGI' },
        'url' : 'extensions/EXT/GLX_EXT_import_context.txt',
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    'GL_EXT_index_array_formats' : {
        'number' : 96,
        'flags' : { 'public' },
        'supporters' : { 'INTEL', 'SGI' },
        'url' : 'extensions/EXT/EXT_index_array_formats.txt',
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    'GL_EXT_index_func' : {
        'number' : 95,
        'flags' : { 'public' },
        'supporters' : { 'INTEL', 'SGI' },
        'url' : 'extensions/EXT/EXT_index_func.txt',
    },
    'GL_EXT_index_material' : {
        'number' : 94,
        'flags' : { 'public' },
        'supporters' : { 'INTEL', 'SGI' },
        'url' : 'extensions/EXT/EXT_index_material.txt',
    },
    'GL_EXT_index_texture' : {
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        'flags' : { 'public' },
        'supporters' : { 'INTEL', 'SGI' },
        'url' : 'extensions/EXT/EXT_index_texture.txt',
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        'url' : 'extensions/EXT/EXT_instanced_arrays.txt',
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    'GLX_EXT_libglvnd' : {
        'number' : 482,
        'flags' : { 'public' },
        'url' : 'extensions/EXT/GLX_EXT_libglvnd.txt',
    },
    'GL_EXT_light_texture' : {
        'number' : 117,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/EXT/EXT_light_texture.txt',
    },
    'GL_EXT_map_buffer_range' : {
        'esnumber' : 121,
        'flags' : { 'public' },
        'url' : 'extensions/EXT/EXT_map_buffer_range.txt',
    },
    'GL_EXT_misc_attribute' : {
        'number' : 31,
        'flags' : { 'public' },
        'url' : 'extensions/EXT/EXT_misc_attribute.txt',
    },
    'GL_EXT_multi_draw_arrays' : {
        'number' : 148,
        'esnumber' : 69,
        'flags' : { 'public' },
        'supporters' : { 'IBM', 'IMG', 'SUN' },
        'url' : 'extensions/EXT/EXT_multi_draw_arrays.txt',
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    },
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        'esnumber' : 205,
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        'url' : 'extensions/EXT/EXT_multi_draw_indirect.txt',
    },
    'GL_EXT_multiple_textures' : {
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        'url' : 'extensions/EXT/EXT_multiple_textures.txt',
    },
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        'esnumber' : 248,
        'flags' : { 'public' },
        'url' : 'extensions/EXT/EXT_multisample_compatibility.txt',
    },
    'GL_EXT_multisampled_render_to_texture' : {
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        'url' : 'extensions/EXT/EXT_multisampled_render_to_texture.txt',
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        'url' : 'extensions/EXT/EXT_multisampled_render_to_texture2.txt',
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    'GL_EXT_multiview_draw_buffers' : {
        'esnumber' : 125,
        'flags' : { 'public' },
        'url' : 'extensions/EXT/EXT_multiview_draw_buffers.txt',
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        'number' : 538,
        'esnumber' : 319,
        'flags' : { 'public' },
        'supporters' : { 'NVIDIA' },
        'url' : 'extensions/EXT/EXT_multiview_tessellation_geometry_shader.txt',
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        'esnumber' : 318,
        'flags' : { 'public' },
        'supporters' : { 'NVIDIA' },
        'url' : 'extensions/EXT/EXT_multiview_texture_multisample.txt',
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    'GL_EXT_multiview_timer_query' : {
        'number' : 536,
        'esnumber' : 317,
        'flags' : { 'public' },
        'supporters' : { 'NVIDIA' },
        'url' : 'extensions/EXT/EXT_multiview_timer_query.txt',
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    'GLX_EXT_no_config_context' : {
            'number' : 553,
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            'url' : 'extensions/EXT/GLX_EXT_no_config_context.txt',
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        'flags' : { 'public' },
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        'url' : 'extensions/EXT/GLU_EXT_nurbs_tessellator.txt',
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        'url' : 'extensions/EXT/GLU_EXT_object_space_tess.txt',
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        'url' : 'extensions/EXT/EXT_packed_depth_stencil.txt',
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        'flags' : { 'public' },
        'supporters' : { 'MS', 'SGI' },
        'url' : 'extensions/EXT/EXT_paletted_texture.txt',
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        'flags' : { 'public' },
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        'url' : 'extensions/EXT/EXT_pixel_buffer_object.txt',
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        'flags' : { 'public' },
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        'url' : 'extensions/EXT/EXT_pixel_transform.txt',
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        'flags' : { 'public' },
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        'url' : 'extensions/EXT/EXT_pixel_transform_color_table.txt',
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    'GL_EXT_point_parameters' : {
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        'flags' : { 'public' },
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        'url' : 'extensions/EXT/EXT_point_parameters.txt',
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        'url' : 'extensions/EXT/EXT_polygon_offset.txt',
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        'esnumber' : 252,
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        'esnumber' : 225,
        'flags' : { 'public' },
        'url' : 'extensions/EXT/EXT_post_depth_coverage.txt',
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        'url' : 'extensions/EXT/EXT_primitive_bounding_box.txt',
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        'url' : 'extensions/EXT/EXT_protected_textures.txt',
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    'GL_EXT_provoking_vertex' : {
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        'flags' : { 'public' },
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        'url' : 'extensions/EXT/EXT_provoking_vertex.txt',
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    'GL_EXT_pvrtc_sRGB' : {
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        'url' : 'extensions/EXT/EXT_pvrtc_sRGB.txt',
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        'esnumber' : 226,
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        'url' : 'extensions/EXT/EXT_raster_multisample.txt',
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        'url' : 'extensions/EXT/EXT_sRGB.txt',
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        'url' : 'extensions/EXT/EXT_sRGB_write_control.txt',
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        'flags' : { 'public' },
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        'esnumber' : 101,
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        'esurl' : 'extensions/EXT/EXT_separate_shader_objects.gles.txt',
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        'flags' : { 'public' },
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        'esnumber' : 122,
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        'flags' : { 'public' },
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        'esnumber' : 161,
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        'url' : 'extensions/EXT/EXT_shader_integer_mix.txt',
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        'url' : 'extensions/EXT/EXT_shadow_funcs.txt',
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        'flags' : { 'public' },
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        'url' : 'extensions/EXT/EXT_shared_texture_palette.txt',
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        'url' : 'extensions/EXT/EXT_sparse_texture.txt',
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        'esnumber' : 259,
        'flags' : { 'public' },
        'url' : 'extensions/EXT/EXT_sparse_texture2.txt',
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        'url' : 'extensions/EXT/EXT_static_vertex_array.txt',
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    'GL_EXT_stencil_clear_tag' : {
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        'flags' : { 'public' },
        'supporters' : { 'NVIDIA' },
        'url' : 'extensions/EXT/EXT_stencil_clear_tag.txt',
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        'flags' : { 'public' },
        'supporters' : { 'APPLE', 'NVIDIA' },
        'url' : 'extensions/EXT/EXT_stencil_two_side.txt',
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        'flags' : { 'public' },
        'supporters' : { 'INGR', 'NVIDIA' },
        'url' : 'extensions/EXT/EXT_stencil_wrap.txt',
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        'supporters' : { 'HP', 'IBM', 'INGR', 'KGC', 'SGI' },
        'url' : 'extensions/EXT/EXT_subtexture.txt',
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        'flags' : { 'public' },
        'supporters' : { 'NVIDIA' },
        'url' : 'extensions/EXT/EXT_swap_control.txt',
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        'flags' : { 'public' },
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        'url' : 'extensions/EXT/GLX_EXT_swap_control_tear.txt',
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        'flags' : { 'public' },
        'url' : 'extensions/EXT/EXT_tessellation_shader.txt',
        'alias' : { 'GL_EXT_tessellation_point_size' },
    },
    'GL_EXT_texenv_op' : {
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        'url' : 'extensions/EXT/EXT_texenv_op.txt',
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    },
    'GL_EXT_texture' : {
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        'supporters' : { 'HP', 'INGR', 'KGC', 'SGI' },
        'url' : 'extensions/EXT/EXT_texture.txt',
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    'GL_EXT_texture3D' : {
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        'url' : 'extensions/EXT/EXT_texture3D.txt',
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        'flags' : { 'public' },
        'supporters' : { 'NVIDIA' },
        'url' : 'extensions/EXT/EXT_texture_array.txt',
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        'flags' : { 'public' },
        'url' : 'extensions/EXT/EXT_texture_border_clamp.txt',
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    'GL_EXT_texture_buffer' : {
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        'url' : 'extensions/EXT/EXT_texture_buffer.txt',
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        'flags' : { 'public' },
        'supporters' : { 'NVIDIA' },
        'url' : 'extensions/EXT/EXT_texture_buffer_object.txt',
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    'GL_EXT_texture_compression_astc_decode_mode' : {
        'esnumber' : 276,
        'flags' : { 'public' },
        'url' : 'extensions/EXT/EXT_texture_compression_astc_decode_mode.txt',
        'alias' : { 'GL_EXT_texture_compression_astc_decode_mode_rgb9e5' },
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        'flags' : { 'public' },
        'supporters' : { 'NVIDIA' },
        'url' : 'extensions/EXT/EXT_texture_compression_bptc.txt',
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        'number' : 309,
        'esnumber' : 49,
        'flags' : { 'public' },
        'supporters' : { 'INTEL', 'NVIDIA' },
        'url' : 'extensions/EXT/EXT_texture_compression_dxt1.txt',
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        'number' : 331,
        'flags' : { 'public' },
        'supporters' : { 'NVIDIA' },
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        'supporters' : { 'HP', 'SGI' },
        'url' : 'extensions/SGIX/SGIX_depth_texture.txt',
    },
    'GLX_SGIX_dm_buffer' : {
        'number' : 86,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/GLX_SGIX_dm_buffer.txt',
    },
    'GL_SGIX_dvc' : {
        'flags' : { 'incomplete' },
        'url' : 'extensions/SGIX/SGIX_dvc.txt',
    },
    'GLX_SGIX_fbconfig' : {
        'number' : 49,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/GLX_SGIX_fbconfig.txt',
    },
    'GLX_SGIX_fbconfig_float' : {
        'flags' : { 'incomplete' },
        'url' : 'extensions/SGIX/GLX_SGIX_fbconfig_float.txt',
    },
    'GL_SGIX_flush_raster' : {
        'number' : 61,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_flush_raster.txt',
    },
    'GL_SGIX_fog_blend' : {
        'flags' : { 'incomplete' },
        'url' : 'extensions/SGIX/SGIX_fog_blend.txt',
    },
    'GL_SGIX_fog_factor_to_alpha' : {
        'flags' : { 'incomplete' },
        'url' : 'extensions/SGIX/SGIX_fog_factor_to_alpha.txt',
    },
    'GL_SGIX_fog_layers' : {
        'flags' : { 'incomplete' },
        'url' : 'extensions/SGIX/SGIX_fog_layers.txt',
    },
    'GL_SGIX_fog_offset' : {
        'number' : 65,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_fog_offset.txt',
    },
    'GL_SGIX_fog_patchy' : {
        'flags' : { 'incomplete' },
        'url' : 'extensions/SGIX/SGIX_fog_patchy.txt',
    },
    'GL_SGIX_fog_scale' : {
        'number' : 161,
        'flags' : { 'incomplete' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_fog_scale.txt',
    },
    'GL_SGIX_fog_texture' : {
        'flags' : { 'public' },
        'url' : 'extensions/SGIX/SGIX_fog_texture.txt',
    },
    'GL_SGIX_fragment_lighting_space' : {
        'number' : 118,
        'flags' : { 'incomplete' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_fragment_lighting_space.txt',
    },
    'GL_SGIX_fragment_specular_lighting' : {
        'flags' : { 'incomplete', 'public' },
        'url' : 'extensions/SGIX/SGIX_fragment_specular_lighting.txt',
    },
    'GL_SGIX_fragments_instrument' : {
        'number' : 180,
        'flags' : { 'incomplete' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_fragments_instrument.txt',
    },
    'GL_SGIX_framezoom' : {
        'number' : 57,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_framezoom.txt',
    },
    'GLX_SGIX_hyperpipe' : {
        'number' : 307,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/GLX_SGIX_hyperpipe.txt',
    },
    'GLU_SGIX_icc_compress' : {
        'flags' : { 'incomplete' },
        'url' : 'extensions/SGIX/GLU_SGIX_icc_compress.txt',
    },
    'GL_SGIX_icc_texture' : {
        'number' : 154,
        'flags' : { 'incomplete' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_icc_texture.txt',
    },
    'GL_SGIX_igloo_interface' : {
        'number' : 219,
        'flags' : { 'incomplete' },
        'supporters' : { 'MESA' },
        'url' : 'extensions/SGIX/SGIX_igloo_interface.txt',
    },
    'GL_SGIX_image_compression' : {
        'flags' : { 'incomplete' },
        'url' : 'extensions/SGIX/SGIX_image_compression.txt',
    },
    'GL_SGIX_impact_pixel_texture' : {
        'number' : 126,
        'flags' : { 'incomplete' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_impact_pixel_texture.txt',
    },
    'GL_SGIX_instrument_error' : {
        'flags' : { 'incomplete' },
        'url' : 'extensions/SGIX/SGIX_instrument_error.txt',
    },
    'GL_SGIX_instruments' : {
        'number' : 55,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_instruments.txt',
    },
    'GL_SGIX_interlace' : {
        'number' : 45,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_interlace.txt',
    },
    'GL_SGIX_ir_instrument1' : {
        'number' : 81,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_ir_instrument1.txt',
    },
    'GL_SGIX_line_quality_hint' : {
        'flags' : { 'incomplete' },
        'url' : 'extensions/SGIX/SGIX_line_quality_hint.txt',
    },
    'GL_SGIX_list_priority' : {
        'number' : 80,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_list_priority.txt',
    },
    'GL_SGIX_mpeg1' : {
        'flags' : { 'incomplete' },
        'url' : 'extensions/SGIX/SGIX_mpeg1.txt',
    },
    'GL_SGIX_mpeg2' : {
        'flags' : { 'incomplete' },
        'url' : 'extensions/SGIX/SGIX_mpeg2.txt',
    },
    'GL_SGIX_nonlinear_lighting_pervertex' : {
        'flags' : { 'incomplete' },
        'url' : 'extensions/SGIX/SGIX_nonlinear_lighting_pervertex.txt',
    },
    'GL_SGIX_nurbs_eval' : {
        'flags' : { 'incomplete' },
        'url' : 'extensions/SGIX/SGIX_nurbs_eval.txt',
    },
    'GL_SGIX_occlusion_instrument' : {
        'number' : 151,
        'flags' : { 'incomplete' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_occlusion_instrument.txt',
    },
    'GL_SGIX_packed_6bytes' : {
        'number' : 162,
        'flags' : { 'incomplete' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_packed_6bytes.txt',
    },
    'GLX_SGIX_pbuffer' : {
        'number' : 50,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/GLX_SGIX_pbuffer.txt',
    },
    'GL_SGIX_pixel_texture' : {
        'number' : 499,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_pixel_texture.txt',
        'comments' : 'Previously shared extension number 15 with SGIS_pixel_texture.',
    },
    'GL_SGIX_pixel_texture_bits' : {
        'number' : 127,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_pixel_texture_bits.txt',
    },
    'GL_SGIX_pixel_texture_lod' : {
        'number' : 128,
        'flags' : { 'incomplete' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_pixel_texture_lod.txt',
    },
    'GL_SGIX_pixel_tiles' : {
        'number' : 46,
        'flags' : { 'obsolete' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_pixel_tiles.txt',
    },
    'GL_SGIX_polynomial_ffd' : {
        'number' : 59,
        'flags' : { 'incomplete' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_polynomial_ffd.txt',
    },
    'GL_SGIX_quad_mesh' : {
        'flags' : { 'incomplete' },
        'url' : 'extensions/SGIX/SGIX_quad_mesh.txt',
    },
    'GL_SGIX_reference_plane' : {
        'number' : 60,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_reference_plane.txt',
    },
    'GL_SGIX_resample' : {
        'number' : 212,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_resample.txt',
    },
    'GL_SGIX_scalebias_hint' : {
        'number' : 236,
        'flags' : { 'incomplete' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_scalebias_hint.txt',
    },
    'GL_SGIX_shadow' : {
        'number' : 34,
        'flags' : { 'public' },
        'supporters' : { 'HP', 'SGI' },
        'url' : 'extensions/SGIX/SGIX_shadow.txt',
    },
    'GL_SGIX_shadow_ambient' : {
        'number' : 90,
        'flags' : { 'public' },
        'supporters' : { 'HP', 'SGI' },
        'url' : 'extensions/SGIX/SGIX_shadow_ambient.txt',
    },
    'GL_SGIX_slim' : {
        'flags' : { 'incomplete' },
        'url' : 'extensions/SGIX/SGIX_slim.txt',
    },
    'GL_SGIX_spotlight_cutoff' : {
        'number' : 131,
        'flags' : { 'incomplete' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_spotlight_cutoff.txt',
    },
    'GL_SGIX_sprite' : {
        'number' : 52,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_sprite.txt',
    },
    'GL_SGIX_subdiv_patch' : {
        'flags' : { 'incomplete' },
        'url' : 'extensions/SGIX/SGIX_subdiv_patch.txt',
    },
    'GL_SGIX_subsample' : {
        'number' : 202,
        'flags' : { 'incomplete' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_subsample.txt',
    },
    'GLX_SGIX_swap_barrier' : {
        'number' : 92,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/GLX_SGIX_swap_barrier.txt',
    },
    'GLX_SGIX_swap_group' : {
        'number' : 91,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/GLX_SGIX_swap_group.txt',
    },
    'GL_SGIX_tag_sample_buffer' : {
        'number' : 58,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_tag_sample_buffer.txt',
    },
    'GL_SGIX_texture_add_env' : {
        'number' : 69,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_texture_add_env.txt',
    },
    'GL_SGIX_texture_coordinate_clamp' : {
        'number' : 235,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_texture_coordinate_clamp.txt',
    },
    'GL_SGIX_texture_lod_bias' : {
        'number' : 84,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_texture_lod_bias.txt',
    },
    'GL_SGIX_texture_mipmap_anisotropic' : {
        'flags' : { 'incomplete' },
        'url' : 'extensions/SGIX/SGIX_texture_mipmap_anisotropic.txt',
    },
    'GL_SGIX_texture_multi_buffer' : {
        'number' : 53,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_texture_multi_buffer.txt',
    },
    'GL_SGIX_texture_phase' : {
        'flags' : { 'incomplete' },
        'url' : 'extensions/SGIX/SGIX_texture_phase.txt',
    },
    'GL_SGIX_texture_range' : {
        'number' : 181,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_texture_range.txt',
    },
    'GL_SGIX_texture_scale_bias' : {
        'number' : 56,
        'flags' : { 'public' },
        'supporters' : { 'HP', 'SGI' },
        'url' : 'extensions/SGIX/SGIX_texture_scale_bias.txt',
    },
    'GL_SGIX_texture_supersample' : {
        'flags' : { 'incomplete' },
        'url' : 'extensions/SGIX/SGIX_texture_supersample.txt',
    },
    'GL_SGIX_vector_ops' : {
        'flags' : { 'incomplete' },
        'url' : 'extensions/SGIX/SGIX_vector_ops.txt',
    },
    'GL_SGIX_vertex_array_object' : {
        'flags' : { 'obsolete' },
        'url' : 'extensions/SGIX/SGIX_vertex_array_object.txt',
    },
    'GL_SGIX_vertex_preclip' : {
        'number' : 210,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_vertex_preclip.txt',
        'alias' : { 'GL_SGIX_vertex_preclip_hint' },
    },
    'GLX_SGIX_video_resize' : {
        'number' : 83,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/GLX_SGIX_video_resize.txt',
    },
    'GLX_SGIX_video_resize_float' : {
        'number' : 184,
        'flags' : { 'incomplete', 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/GLX_SGIX_video_resize_float.txt',
    },
    'GLX_SGIX_video_source' : {
        'number' : 43,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/GLX_SGIX_video_source.txt',
    },
    'GLX_SGIX_visual_select_group' : {
        'number' : 234,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/GLX_SGIX_visual_select_group.txt',
    },
    'GLX_SGIX_wait_group' : {
        'flags' : { 'incomplete' },
        'url' : 'extensions/SGIX/GLX_SGIX_wait_group.txt',
    },
    'GL_SGIX_ycrcb' : {
        'number' : 101,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_ycrcb.txt',
    },
    'GL_SGIX_ycrcb_subsample' : {
        'number' : 204,
        'flags' : { 'incomplete' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_ycrcb_subsample.txt',
        'comments' : 'Supported on Visual Workstation 320 / 540 only.',
    },
    'GL_SGIX_ycrcba' : {
        'number' : 203,
        'flags' : { 'incomplete' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGIX/SGIX_ycrcba.txt',
    },
    'GL_SGI_color_matrix' : {
        'number' : 13,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGI/SGI_color_matrix.txt',
    },
    'GL_SGI_color_table' : {
        'number' : 14,
        'flags' : { 'public' },
        'supporters' : { 'HP', 'SGI', 'SUN' },
        'url' : 'extensions/SGI/SGI_color_table.txt',
        'comments' : 'Partial HP support.',
    },
    'GL_SGI_complex' : {
        'number' : 87,
        'flags' : { 'incomplete' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGI/SGI_complex.txt',
    },
    'GL_SGI_complex_type' : {
        'number' : 88,
        'flags' : { 'incomplete' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGI/SGI_complex_type.txt',
    },
    'GLX_SGI_cushion' : {
        'number' : 62,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGI/GLX_SGI_cushion.txt',
    },
    'GL_SGI_fft' : {
        'number' : 99,
        'flags' : { 'incomplete' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGI/SGI_fft.txt',
    },
    'GLU_SGI_filter4_parameters' : {
        'number' : 85,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGI/GLU_SGI_filter4_parameters.txt',
    },
    'GLX_SGI_make_current_read' : {
        'number' : 42,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGI/GLX_SGI_make_current_read.txt',
    },
    'GLX_SGI_swap_control' : {
        'number' : 40,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGI/GLX_SGI_swap_control.txt',
    },
    'GL_SGI_texture_color_table' : {
        'number' : 17,
        'flags' : { 'public' },
        'supporters' : { 'ES', 'HP', 'SGI', 'SUN' },
        'url' : 'extensions/SGI/SGI_texture_color_table.txt',
    },
    'GLX_SGI_transparent_pixel' : {
        'number' : 153,
        'flags' : { 'obsolete' },
        'url' : 'extensions/SGI/GLX_SGI_transparent_pixel.txt',
    },
    'GLX_SGI_video_sync' : {
        'number' : 41,
        'flags' : { 'public' },
        'supporters' : { 'SGI' },
        'url' : 'extensions/SGI/GLX_SGI_video_sync.txt',
    },
    'GL_SUNX_constant_data' : {
        'number' : 163,
        'flags' : { 'public' },
        'supporters' : { 'SUN' },
        'url' : 'extensions/SUNX/SUNX_constant_data.txt',
    },
    'GL_SUN_convolution_border_modes' : {
        'number' : 182,
        'flags' : { 'public' },
        'supporters' : { 'SUN' },
        'url' : 'extensions/SUN/SUN_convolution_border_modes.txt',
    },
    'GLX_SUN_get_transparent_index' : {
        'number' : 183,
        'flags' : { 'public' },
        'supporters' : { 'SUN' },
        'url' : 'extensions/SUN/GLX_SUN_get_transparent_index.txt',
    },
    'GL_SUN_global_alpha' : {
        'number' : 164,
        'flags' : { 'public' },
        'supporters' : { 'SUN' },
        'url' : 'extensions/SUN/SUN_global_alpha.txt',
    },
    'GL_SUN_mesh_array' : {
        'number' : 257,
        'flags' : { 'public' },
        'supporters' : { 'SUN' },
        'url' : 'extensions/SUN/SUN_mesh_array.txt',
    },
    'GL_SUN_slice_accum' : {
        'number' : 258,
        'flags' : { 'public' },
        'supporters' : { 'SUN' },
        'url' : 'extensions/SUN/SUN_slice_accum.txt',
    },
    'GL_SUN_triangle_list' : {
        'number' : 165,
        'flags' : { 'public' },
        'supporters' : { 'SUN' },
        'url' : 'extensions/SUN/SUN_triangle_list.txt',
    },
    'GL_SUN_vertex' : {
        'number' : 166,
        'flags' : { 'public' },
        'supporters' : { 'SUN' },
        'url' : 'extensions/SUN/SUN_vertex.txt',
    },
    'GL_VIV_shader_binary' : {
        'esnumber' : 85,
        'flags' : { 'public' },
        'url' : 'extensions/VIV/VIV_shader_binary.txt',
    },
    'WGL_3DL_stereo_control' : {
        'number' : 313,
        'flags' : { 'public' },
        'supporters' : { '3DL' },
        'url' : 'extensions/3DL/WGL_3DL_stereo_control.txt',
    },
    'WGL_AMD_gpu_association' : {
        'number' : 361,
        'flags' : { 'public' },
        'supporters' : { 'AMD' },
        'url' : 'extensions/AMD/WGL_AMD_gpu_association.txt',
    },
    'WGL_ARB_buffer_region' : {
        'arbnumber' : 4,
        'flags' : { 'public' },
        'supporters' : { 'ARB' },
        'url' : 'extensions/ARB/WGL_ARB_buffer_region.txt',
    },
    'WGL_ARB_create_context' : {
        'arbnumber' : 55,
        'flags' : { 'public' },
        'supporters' : { 'ARB' },
        'url' : 'extensions/ARB/WGL_ARB_create_context.txt',
        'comments' : 'Alias to WGL_ARB_create_context_profile not needed - see arbnumber 74.',
    },
    'WGL_ARB_create_context_profile' : {
        'arbnumber' : 74,
        'flags' : { 'public' },
        'url' : 'extensions/ARB/WGL_ARB_create_context.txt',
        'comments' : 'Included with arbnumber 55, WGL_ARB_create_context.',
    },
    'WGL_ARB_create_context_robustness' : {
        'arbnumber' : 102,
        'flags' : { 'public' },
        'url' : 'extensions/ARB/WGL_ARB_create_context_robustness.txt',
    },
    'WGL_ARB_extensions_string' : {
        'arbnumber' : 8,
        'flags' : { 'public' },
        'supporters' : { 'ARB' },
        'url' : 'extensions/ARB/WGL_ARB_extensions_string.txt',
    },
    'WGL_ARB_make_current_read' : {
        'arbnumber' : 10,
        'flags' : { 'public' },
        'supporters' : { 'ARB' },
        'url' : 'extensions/ARB/WGL_ARB_make_current_read.txt',
    },
    'WGL_ARB_pbuffer' : {
        'arbnumber' : 11,
        'flags' : { 'public' },
        'supporters' : { 'ARB' },
        'url' : 'extensions/ARB/WGL_ARB_pbuffer.txt',
    },
    'WGL_ARB_pixel_format' : {
        'arbnumber' : 9,
        'flags' : { 'public' },
        'supporters' : { 'ARB' },
        'url' : 'extensions/ARB/WGL_ARB_pixel_format.txt',
    },
    'WGL_ARB_render_texture' : {
        'arbnumber' : 20,
        'flags' : { 'public' },
        'supporters' : { 'ARB' },
        'url' : 'extensions/ARB/WGL_ARB_render_texture.txt',
    },
    'WGL_ARB_robustness_application_isolation' : {
        'arbnumber' : 143,
        'flags' : { 'public' },
        'url' : 'extensions/ARB/WGL_ARB_robustness_application_isolation.txt',
        'alias' : { 'WGL_ARB_robustness_share_group_isolation' },
    },
    'WGL_ATI_pixel_format_float' : {
        'number' : 278,
        'flags' : { 'public' },
        'supporters' : { 'ATI' },
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