GL_KHR_robustness DONE (i965)
GL_EXT_shader_integer_mix DONE (all drivers that support GLSL)
+GL 4.6, GLSL 4.60
+
+ GL_ARB_gl_spirv in progress (Nicolai Hähnle, Ian Romanick)
+ GL_ARB_gl_spirv_extensions in progress (Nicolai Hähnle, Ian Romanick)
+ GL_ARB_indirect_parameters DONE (nvc0, radeonsi)
+ GL_ARB_pipeline_statistics_query DONE (i965, nvc0, radeonsi, softpipe, swr)
+ GL_ARB_polygon_offset_clamp not started
+ GL_ARB_shader_atomic_counter_ops DONE (i965/gen7+, nvc0, radeonsi, softpipe)
+ GL_ARB_shader_draw_parameters DONE (i965, nvc0, radeonsi)
+ GL_ARB_shader_group_vote DONE (i965, nvc0, radeonsi)
+ GL_ARB_texture_filter_anisotropic not started
+ GL_ARB_transform_feedback_overflow_query DONE (i965/gen6+)
+ GL_KHR_no_error started (Timothy Arceri)
+
These are the extensions cherry-picked to make GLES 3.1
GLES3.1, GLSL ES 3.1 -- all DONE: i965/hsw+, nvc0, radeonsi
GL_ARB_compute_variable_group_size DONE (nvc0, radeonsi)
GL_ARB_ES3_2_compatibility DONE (i965/gen8+)
GL_ARB_fragment_shader_interlock not started
- GL_ARB_gl_spirv not started
GL_ARB_gpu_shader_int64 DONE (i965/gen8+, nvc0, radeonsi, softpipe, llvmpipe)
- GL_ARB_indirect_parameters DONE (nvc0, radeonsi)
GL_ARB_parallel_shader_compile not started, but Chia-I Wu did some related work in 2014
- GL_ARB_pipeline_statistics_query DONE (i965, nvc0, radeonsi, softpipe, swr)
GL_ARB_post_depth_coverage DONE (i965)
GL_ARB_robustness_isolation not started
GL_ARB_sample_locations not started
GL_ARB_seamless_cubemap_per_texture DONE (i965, nvc0, radeonsi, r600, softpipe, swr)
- GL_ARB_shader_atomic_counter_ops DONE (i965/gen7+, nvc0, radeonsi, softpipe)
GL_ARB_shader_ballot DONE (i965/gen8+, nvc0, radeonsi)
GL_ARB_shader_clock DONE (i965/gen7+, nv50, nvc0, radeonsi)
- GL_ARB_shader_draw_parameters DONE (i965, nvc0, radeonsi)
- GL_ARB_shader_group_vote DONE (i965, nvc0, radeonsi)
GL_ARB_shader_stencil_export DONE (i965/gen9+, radeonsi, softpipe, llvmpipe, swr)
GL_ARB_shader_viewport_layer_array DONE (i965/gen6+, nvc0, radeonsi)
GL_ARB_sparse_buffer DONE (radeonsi/CIK+)
GL_ARB_sparse_texture2 not started
GL_ARB_sparse_texture_clamp not started
GL_ARB_texture_filter_minmax not started
- GL_ARB_transform_feedback_overflow_query DONE (i965/gen6+)
GL_KHR_blend_equation_advanced_coherent DONE (i965/gen9+)
- GL_KHR_no_error started (Timothy Arceri)
GL_KHR_texture_compression_astc_hdr DONE (i965/bxt)
GL_KHR_texture_compression_astc_sliced_3d DONE (i965/gen9+)
GL_OES_depth_texture_cube_map DONE (all drivers that support GLSL 1.30+)