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GLee 5.21 Supported Extensions and Core Functions
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Core OpenGL Version: 2.1
362 extensions supported (300 GL | 30 WGL | 32 GLX)

GL Extensions
-------------------

GL_ARB_imaging
GL_ARB_multitexture
GL_ARB_transpose_matrix
GL_ARB_multisample
GL_ARB_texture_env_add
GL_ARB_texture_cube_map
GL_ARB_texture_compression
GL_ARB_texture_border_clamp
GL_ARB_point_parameters
GL_ARB_vertex_blend
GL_ARB_matrix_palette
GL_ARB_texture_env_combine
GL_ARB_texture_env_crossbar
GL_ARB_texture_env_dot3
GL_ARB_texture_mirrored_repeat
GL_ARB_depth_texture
GL_ARB_shadow
GL_ARB_shadow_ambient
GL_ARB_window_pos
GL_ARB_vertex_program
GL_ARB_fragment_program
GL_ARB_vertex_buffer_object
GL_ARB_occlusion_query
GL_ARB_shader_objects
GL_ARB_vertex_shader
GL_ARB_fragment_shader
GL_ARB_shading_language_100
GL_ARB_texture_non_power_of_two
GL_ARB_point_sprite
GL_ARB_fragment_program_shadow
GL_ARB_draw_buffers
GL_ARB_texture_rectangle
GL_ARB_color_buffer_float
GL_ARB_half_float_pixel
GL_ARB_texture_float
GL_ARB_pixel_buffer_object
GL_EXT_abgr
GL_EXT_blend_color
GL_EXT_polygon_offset
GL_EXT_texture
GL_EXT_texture3D
GL_SGIS_texture_filter4
GL_EXT_subtexture
GL_EXT_copy_texture
GL_EXT_histogram
GL_EXT_convolution
GL_SGI_color_matrix
GL_SGI_color_table
GL_SGIS_pixel_texture
GL_SGIX_pixel_texture
GL_SGIS_texture4D
GL_SGI_texture_color_table
GL_EXT_cmyka
GL_EXT_texture_object
GL_SGIS_detail_texture
GL_SGIS_sharpen_texture
GL_EXT_packed_pixels
GL_SGIS_texture_lod
GL_SGIS_multisample
GL_EXT_rescale_normal
GL_EXT_vertex_array
GL_EXT_misc_attribute
GL_SGIS_generate_mipmap
GL_SGIX_clipmap
GL_SGIX_shadow
GL_SGIS_texture_edge_clamp
GL_SGIS_texture_border_clamp
GL_EXT_blend_minmax
GL_EXT_blend_subtract
GL_EXT_blend_logic_op
GL_SGIX_interlace
GL_SGIX_pixel_tiles
GL_SGIS_texture_select
GL_SGIX_sprite
GL_SGIX_texture_multi_buffer
GL_EXT_point_parameters
GL_SGIS_point_parameters
GL_SGIX_instruments
GL_SGIX_texture_scale_bias
GL_SGIX_framezoom
GL_SGIX_tag_sample_buffer
GL_FfdMaskSGIX
GL_SGIX_polynomial_ffd
GL_SGIX_reference_plane
GL_SGIX_flush_raster
GL_SGIX_depth_texture
GL_SGIS_fog_function
GL_SGIX_fog_offset
GL_HP_image_transform
GL_HP_convolution_border_modes
GL_INGR_palette_buffer
GL_SGIX_texture_add_env
GL_EXT_color_subtable
GL_PGI_vertex_hints
GL_PGI_misc_hints
GL_EXT_paletted_texture
GL_EXT_clip_volume_hint
GL_SGIX_list_priority
GL_SGIX_ir_instrument1
GL_SGIX_calligraphic_fragment
GL_SGIX_texture_lod_bias
GL_SGIX_shadow_ambient
GL_EXT_index_texture
GL_EXT_index_material
GL_EXT_index_func
GL_EXT_index_array_formats
GL_EXT_compiled_vertex_array
GL_EXT_cull_vertex
GL_SGIX_ycrcb
GL_SGIX_fragment_lighting
GL_IBM_rasterpos_clip
GL_HP_texture_lighting
GL_EXT_draw_range_elements
GL_WIN_phong_shading
GL_WIN_specular_fog
GL_EXT_light_texture
GL_SGIX_blend_alpha_minmax
GL_SGIX_impact_pixel_texture
GL_EXT_bgra
GL_SGIX_async
GL_SGIX_async_pixel
GL_SGIX_async_histogram
GL_INTEL_texture_scissor
GL_INTEL_parallel_arrays
GL_HP_occlusion_test
GL_EXT_pixel_transform
GL_EXT_pixel_transform_color_table
GL_EXT_shared_texture_palette
GL_EXT_separate_specular_color
GL_EXT_secondary_color
GL_EXT_texture_perturb_normal
GL_EXT_multi_draw_arrays
GL_EXT_fog_coord
GL_REND_screen_coordinates
GL_EXT_coordinate_frame
GL_EXT_texture_env_combine
GL_APPLE_specular_vector
GL_APPLE_transform_hint
GL_SGIX_fog_scale
GL_SUNX_constant_data
GL_SUN_global_alpha
GL_SUN_triangle_list
GL_SUN_vertex
GL_EXT_blend_func_separate
GL_INGR_color_clamp
GL_INGR_interlace_read
GL_EXT_stencil_wrap
GL_EXT_422_pixels
GL_NV_texgen_reflection
GL_EXT_texture_cube_map
GL_SUN_convolution_border_modes
GL_EXT_texture_env_add
GL_EXT_texture_lod_bias
GL_EXT_texture_filter_anisotropic
GL_EXT_vertex_weighting
GL_NV_light_max_exponent
GL_NV_vertex_array_range
GL_NV_register_combiners
GL_NV_fog_distance
GL_NV_texgen_emboss
GL_NV_blend_square
GL_NV_texture_env_combine4
GL_MESA_resize_buffers
GL_MESA_window_pos
GL_EXT_texture_compression_s3tc
GL_IBM_cull_vertex
GL_IBM_multimode_draw_arrays
GL_IBM_vertex_array_lists
GL_SGIX_subsample
GL_SGIX_ycrcb_subsample
GL_SGIX_ycrcba
GL_SGI_depth_pass_instrument
GL_3DFX_texture_compression_FXT1
GL_3DFX_multisample
GL_3DFX_tbuffer
GL_EXT_multisample
GL_SGIX_vertex_preclip
GL_SGIX_convolution_accuracy
GL_SGIX_resample
GL_SGIS_point_line_texgen
GL_SGIS_texture_color_mask
GL_EXT_texture_env_dot3
GL_ATI_texture_mirror_once
GL_NV_fence
GL_IBM_texture_mirrored_repeat
GL_NV_evaluators
GL_NV_packed_depth_stencil
GL_NV_register_combiners2
GL_NV_texture_compression_vtc
GL_NV_texture_rectangle
GL_NV_texture_shader
GL_NV_texture_shader2
GL_NV_vertex_array_range2
GL_NV_vertex_program
GL_SGIX_texture_coordinate_clamp
GL_SGIX_scalebias_hint
GL_OML_interlace
GL_OML_subsample
GL_OML_resample
GL_NV_copy_depth_to_color
GL_ATI_envmap_bumpmap
GL_ATI_fragment_shader
GL_ATI_pn_triangles
GL_ATI_vertex_array_object
GL_EXT_vertex_shader
GL_ATI_vertex_streams
GL_ATI_element_array
GL_SUN_mesh_array
GL_SUN_slice_accum
GL_NV_multisample_filter_hint
GL_NV_depth_clamp
GL_NV_occlusion_query
GL_NV_point_sprite
GL_NV_texture_shader3
GL_NV_vertex_program1_1
GL_EXT_shadow_funcs
GL_EXT_stencil_two_side
GL_ATI_text_fragment_shader
GL_APPLE_client_storage
GL_APPLE_element_array
GL_APPLE_fence
GL_APPLE_vertex_array_object
GL_APPLE_vertex_array_range
GL_APPLE_ycbcr_422
GL_S3_s3tc
GL_ATI_draw_buffers
GL_ATI_pixel_format_float
GL_ATI_texture_env_combine3
GL_ATI_texture_float
GL_NV_float_buffer
GL_NV_fragment_program
GL_NV_half_float
GL_NV_pixel_data_range
GL_NV_primitive_restart
GL_NV_texture_expand_normal
GL_NV_vertex_program2
GL_ATI_map_object_buffer
GL_ATI_separate_stencil
GL_ATI_vertex_attrib_array_object
GL_OES_read_format
GL_EXT_depth_bounds_test
GL_EXT_texture_mirror_clamp
GL_EXT_blend_equation_separate
GL_MESA_pack_invert
GL_MESA_ycbcr_texture
GL_EXT_pixel_buffer_object
GL_NV_fragment_program_option
GL_NV_fragment_program2
GL_NV_vertex_program2_option
GL_NV_vertex_program3
GL_EXT_framebuffer_object
GL_GREMEDY_string_marker
GL_EXT_Cg_shader
GL_EXT_timer_query
GL_EXT_texture_buffer_object
GL_EXT_gpu_shader4
GL_EXT_geometry_shader4
GL_EXT_bindable_uniform
GL_EXT_framebuffer_sRGB
GL_EXT_texture_shared_exponent
GL_EXT_packed_float
GL_EXT_texture_array
GL_EXT_texture_integer
GL_NV_depth_buffer_float
GL_EXT_texture_compression_latc
GL_NV_transform_feedback
GL_NV_geometry_program4
GL_NV_gpu_program4
GL_NV_framebuffer_multisample_coverage
GL_EXT_framebuffer_multisample
GL_EXT_framebuffer_blit
GL_EXT_texture_compression_rgtc
GL_EXT_color_matrix
GL_SGIX_texture_select
GL_INGR_blend_func_separate
GL_SGIX_depth_pass_instrument
GL_SGIX_igloo_interface
GL_EXT_draw_buffers2
GL_NV_parameter_buffer_object
GL_EXT_draw_instanced
GL_EXT_fragment_lighting
GL_EXT_packed_depth_stencil
GL_EXT_scene_marker
GL_EXT_stencil_clear_tag
GL_EXT_texture_compression_dxt1
GL_EXT_texture_env
GL_EXT_texture_sRGB
GL_IBM_static_data
GL_MESAX_texture_stack
GL_OES_byte_coordinates
GL_OES_compressed_paletted_texture
GL_OES_single_precision
GL_SGIX_pixel_texture_bits
GL_SGIX_texture_range

WGL Extensions
------------------

WGL_ARB_buffer_region
WGL_ARB_multisample
WGL_ARB_extensions_string
WGL_ARB_pixel_format
WGL_ARB_make_current_read
WGL_ARB_pbuffer
WGL_ARB_render_texture
WGL_ARB_pixel_format_float
WGL_EXT_make_current_read
WGL_EXT_pixel_format
WGL_EXT_pbuffer
WGL_EXT_depth_float
WGL_3DFX_multisample
WGL_EXT_multisample
WGL_I3D_digital_video_control
WGL_I3D_gamma
WGL_I3D_genlock
WGL_I3D_image_buffer
WGL_I3D_swap_frame_lock
WGL_NV_render_depth_texture
WGL_NV_render_texture_rectangle
WGL_ATI_pixel_format_float
WGL_NV_float_buffer
WGL_EXT_display_color_table
WGL_EXT_extensions_string
WGL_EXT_swap_control
WGL_NV_vertex_array_range
WGL_OML_sync_control
WGL_I3D_swap_frame_usage
WGL_3DL_stereo_control

GLX Extensions
------------------

GLX_VERSION_1_3
GLX_VERSION_1_4
GLX_ARB_multisample
GLX_ARB_fbconfig_float
GLX_SGIS_multisample
GLX_EXT_visual_info
GLX_SGI_swap_control
GLX_SGI_video_sync
GLX_SGI_make_current_read
GLX_EXT_visual_rating
GLX_EXT_import_context
GLX_SGIX_fbconfig
GLX_SGIX_pbuffer
GLX_SGI_cushion
GLX_SGIX_video_resize
GLX_SGIX_swap_group
GLX_SGIX_swap_barrier
GLX_SGIS_blended_overlay
GLX_SGIS_shared_multisample
GLX_SUN_get_transparent_index
GLX_3DFX_multisample
GLX_MESA_copy_sub_buffer
GLX_MESA_pixmap_colormap
GLX_MESA_release_buffers
GLX_MESA_set_3dfx_mode
GLX_SGIX_visual_select_group
GLX_OML_swap_method
GLX_OML_sync_control
GLX_NV_float_buffer
GLX_SGIX_hyperpipe
GLX_MESA_agp_offset
GLX_EXT_scene_marker
