$ glxinfo | grep -i texture
GLX_EXT_texture_from_pixmap, GLX_EXT_visual_info, GLX_EXT_visual_rating,
GLX_EXT_swap_control_tear, GLX_EXT_texture_from_pixmap,
GLX_EXT_texture_from_pixmap, GLX_EXT_visual_info, GLX_EXT_visual_rating,
GL_AMD_multi_draw_indirect, GL_AMD_seamless_cubemap_per_texture,
GL_ARB_arrays_of_arrays, GL_ARB_base_instance, GL_ARB_bindless_texture,
GL_ARB_clear_buffer_object, GL_ARB_clear_texture, GL_ARB_clip_control,
GL_ARB_color_buffer_float, GL_ARB_compressed_texture_pixel_storage,
GL_ARB_depth_texture, GL_ARB_derivative_control,
GL_ARB_get_program_binary, GL_ARB_get_texture_sub_image, GL_ARB_gl_spirv,
GL_ARB_multisample, GL_ARB_multitexture, GL_ARB_occlusion_query,
GL_ARB_seamless_cube_map, GL_ARB_seamless_cubemap_per_texture,
GL_ARB_shader_texture_image_samples, GL_ARB_shader_texture_lod,
GL_ARB_sparse_texture, GL_ARB_sparse_texture2,
GL_ARB_sparse_texture_clamp, GL_ARB_spirv_extensions,
GL_ARB_texture_barrier, GL_ARB_texture_border_clamp,
GL_ARB_texture_buffer_object, GL_ARB_texture_buffer_object_rgb32,
GL_ARB_texture_buffer_range, GL_ARB_texture_compression,
GL_ARB_texture_compression_bptc, GL_ARB_texture_compression_rgtc,
GL_ARB_texture_cube_map, GL_ARB_texture_cube_map_array,
GL_ARB_texture_env_add, GL_ARB_texture_env_combine,
GL_ARB_texture_env_crossbar, GL_ARB_texture_env_dot3,
GL_ARB_texture_filter_anisotropic, GL_ARB_texture_filter_minmax,
GL_ARB_texture_float, GL_ARB_texture_gather,
GL_ARB_texture_mirror_clamp_to_edge, GL_ARB_texture_mirrored_repeat,
GL_ARB_texture_multisample, GL_ARB_texture_non_power_of_two,
GL_ARB_texture_query_levels, GL_ARB_texture_query_lod,
GL_ARB_texture_rectangle, GL_ARB_texture_rg, GL_ARB_texture_rgb10_a2ui,
GL_ARB_texture_stencil8, GL_ARB_texture_storage,
GL_ARB_texture_storage_multisample, GL_ARB_texture_swizzle,
GL_ARB_texture_view, GL_ARB_timer_query, GL_ARB_transform_feedback2,
GL_ATI_texture_float, GL_ATI_texture_mirror_once,
GL_EXT_multi_draw_arrays, GL_EXT_multiview_texture_multisample,
GL_EXT_shadow_funcs, GL_EXT_sparse_texture2, GL_EXT_stencil_two_side,
GL_EXT_stencil_wrap, GL_EXT_texture3D, GL_EXT_texture_array,
GL_EXT_texture_buffer_object, GL_EXT_texture_compression_dxt1,
GL_EXT_texture_compression_latc, GL_EXT_texture_compression_rgtc,
GL_EXT_texture_compression_s3tc, GL_EXT_texture_cube_map,
GL_EXT_texture_edge_clamp, GL_EXT_texture_env_add,
GL_EXT_texture_env_combine, GL_EXT_texture_env_dot3,
GL_EXT_texture_filter_anisotropic, GL_EXT_texture_filter_minmax,
GL_EXT_texture_integer, GL_EXT_texture_lod, GL_EXT_texture_lod_bias,
GL_EXT_texture_mirror_clamp, GL_EXT_texture_object, GL_EXT_texture_sRGB,
GL_EXT_texture_sRGB_R8, GL_EXT_texture_sRGB_decode,
GL_EXT_texture_shadow_lod, GL_EXT_texture_shared_exponent,
GL_EXT_texture_storage, GL_EXT_texture_swizzle, GL_EXT_timer_query,
GL_IBM_texture_mirrored_repeat, GL_KHR_blend_equation_advanced,
GL_NV_bindless_multi_draw_indirect_count, GL_NV_bindless_texture,
GL_NV_depth_clamp, GL_NV_draw_texture, GL_NV_draw_vulkan_image,
GL_NV_texture_barrier, GL_NV_texture_compression_vtc,
GL_NV_texture_env_combine4, GL_NV_texture_multisample,
GL_NV_texture_rectangle, GL_NV_texture_rectangle_compressed,
GL_NV_texture_shader, GL_NV_texture_shader2, GL_NV_texture_shader3,
GL_SGIS_texture_lod, GL_SGIX_depth_texture, GL_SGIX_shadow,
GL_AMD_multi_draw_indirect, GL_AMD_seamless_cubemap_per_texture,
GL_ARB_arrays_of_arrays, GL_ARB_base_instance, GL_ARB_bindless_texture,
GL_ARB_clear_buffer_object, GL_ARB_clear_texture, GL_ARB_clip_control,
GL_ARB_compressed_texture_pixel_storage, GL_ARB_compute_shader,
GL_ARB_depth_clamp, GL_ARB_depth_texture, GL_ARB_derivative_control,
GL_ARB_get_program_binary, GL_ARB_get_texture_sub_image, GL_ARB_gl_spirv,
GL_ARB_multisample, GL_ARB_multitexture, GL_ARB_occlusion_query,
GL_ARB_seamless_cube_map, GL_ARB_seamless_cubemap_per_texture,
GL_ARB_shader_texture_image_samples, GL_ARB_shader_texture_lod,
GL_ARB_sparse_texture, GL_ARB_sparse_texture2,
GL_ARB_sparse_texture_clamp, GL_ARB_spirv_extensions,
GL_ARB_texture_barrier, GL_ARB_texture_border_clamp,
GL_ARB_texture_buffer_object, GL_ARB_texture_buffer_object_rgb32,
GL_ARB_texture_buffer_range, GL_ARB_texture_compression,
GL_ARB_texture_compression_bptc, GL_ARB_texture_compression_rgtc,
GL_ARB_texture_cube_map, GL_ARB_texture_cube_map_array,
GL_ARB_texture_env_add, GL_ARB_texture_env_combine,
GL_ARB_texture_env_crossbar, GL_ARB_texture_env_dot3,
GL_ARB_texture_filter_anisotropic, GL_ARB_texture_filter_minmax,
GL_ARB_texture_float, GL_ARB_texture_gather,
GL_ARB_texture_mirror_clamp_to_edge, GL_ARB_texture_mirrored_repeat,
GL_ARB_texture_multisample, GL_ARB_texture_non_power_of_two,
GL_ARB_texture_query_levels, GL_ARB_texture_query_lod,
GL_ARB_texture_rectangle, GL_ARB_texture_rg, GL_ARB_texture_rgb10_a2ui,
GL_ARB_texture_stencil8, GL_ARB_texture_storage,
GL_ARB_texture_storage_multisample, GL_ARB_texture_swizzle,
GL_ARB_texture_view, GL_ARB_timer_query, GL_ARB_transform_feedback2,
GL_ATI_texture_float, GL_ATI_texture_mirror_once,
GL_EXT_multi_draw_arrays, GL_EXT_multiview_texture_multisample,
GL_EXT_shadow_funcs, GL_EXT_sparse_texture2, GL_EXT_stencil_two_side,
GL_EXT_stencil_wrap, GL_EXT_texture3D, GL_EXT_texture_array,
GL_EXT_texture_buffer_object, GL_EXT_texture_compression_dxt1,
GL_EXT_texture_compression_latc, GL_EXT_texture_compression_rgtc,
GL_EXT_texture_compression_s3tc, GL_EXT_texture_cube_map,
GL_EXT_texture_edge_clamp, GL_EXT_texture_env_add,
GL_EXT_texture_env_combine, GL_EXT_texture_env_dot3,
GL_EXT_texture_filter_anisotropic, GL_EXT_texture_filter_minmax,
GL_EXT_texture_integer, GL_EXT_texture_lod, GL_EXT_texture_lod_bias,
GL_EXT_texture_mirror_clamp, GL_EXT_texture_object, GL_EXT_texture_sRGB,
GL_EXT_texture_sRGB_R8, GL_EXT_texture_sRGB_decode,
GL_EXT_texture_shadow_lod, GL_EXT_texture_shared_exponent,
GL_EXT_texture_storage, GL_EXT_texture_swizzle, GL_EXT_timer_query,
GL_IBM_texture_mirrored_repeat, GL_KHR_blend_equation_advanced,
GL_NV_bindless_multi_draw_indirect_count, GL_NV_bindless_texture,
GL_NV_depth_clamp, GL_NV_draw_texture, GL_NV_draw_vulkan_image,
GL_NV_texture_barrier, GL_NV_texture_compression_vtc,
GL_NV_texture_env_combine4, GL_NV_texture_multisample,
GL_NV_texture_rectangle, GL_NV_texture_rectangle_compressed,
GL_NV_texture_shader, GL_NV_texture_shader2, GL_NV_texture_shader3,
GL_SGIS_texture_lod, GL_SGIX_depth_texture, GL_SGIX_shadow,
GL_EXT_buffer_storage, GL_EXT_clear_texture, GL_EXT_clip_control,
GL_EXT_color_buffer_half_float, GL_EXT_compressed_ETC1_RGB8_sub_texture,
GL_EXT_multisample_compatibility, GL_EXT_multisampled_render_to_texture,
GL_EXT_multisampled_render_to_texture2,
GL_EXT_multiview_texture_multisample, GL_EXT_multiview_timer_query,
GL_EXT_shader_non_constant_global_initializers, GL_EXT_shader_texture_lod,
GL_EXT_shadow_samplers, GL_EXT_sparse_texture, GL_EXT_sparse_texture2,
GL_EXT_texture_border_clamp, GL_EXT_texture_buffer,
GL_EXT_texture_compression_bptc, GL_EXT_texture_compression_dxt1,
GL_EXT_texture_compression_rgtc, GL_EXT_texture_compression_s3tc,
GL_EXT_texture_cube_map_array, GL_EXT_texture_filter_anisotropic,
GL_EXT_texture_filter_minmax, GL_EXT_texture_format_BGRA8888,
GL_EXT_texture_mirror_clamp_to_edge, GL_EXT_texture_norm16,
GL_EXT_texture_query_lod, GL_EXT_texture_rg, GL_EXT_texture_sRGB_R8,
GL_EXT_texture_sRGB_decode, GL_EXT_texture_shadow_lod,
GL_EXT_texture_storage, GL_EXT_texture_view, GL_EXT_unpack_subimage,
GL_KHR_shader_subgroup, GL_KHR_texture_compression_astc_hdr,
GL_KHR_texture_compression_astc_ldr,
GL_KHR_texture_compression_astc_sliced_3d, GL_NV_bgr,
GL_NV_bindless_texture, GL_NV_blend_equation_advanced,
GL_NV_draw_texture, GL_NV_draw_vulkan_image,
GL_NV_shadow_samplers_cube, GL_NV_texture_array, GL_NV_texture_barrier,
GL_NV_texture_border_clamp, GL_NV_texture_compression_latc,
GL_NV_texture_compression_s3tc, GL_NV_texture_compression_s3tc_update,
GL_OES_compressed_ETC1_RGB8_texture, GL_OES_copy_image, GL_OES_depth24,
GL_OES_depth32, GL_OES_depth_texture, GL_OES_depth_texture_cube_map,
GL_OES_texture_border_clamp, GL_OES_texture_buffer,
GL_OES_texture_cube_map_array, GL_OES_texture_float,
GL_OES_texture_float_linear, GL_OES_texture_half_float,
GL_OES_texture_half_float_linear, GL_OES_texture_npot,
GL_OES_texture_stencil8, GL_OES_texture_storage_multisample_2d_array,
GL_OES_texture_view, GL_OES_vertex_array_object, GL_OES_vertex_half_float,
GL_OVR_multiview_multisampled_render_to_texture