Float textures, renderbuffers (GL_ARB_texture_float) DONE (gallium r300)
GL_EXT_packed_float DONE (gallium r600)
GL_EXT_texture_shared_exponent DONE (gallium, swrast)
-Float depth buffers (GL_ARB_depth_buffer_float) not started
+Float depth buffers (GL_ARB_depth_buffer_float) DONE
Framebuffer objects (GL_EXT_framebuffer_object) DONE
Half-float DONE
Multisample blit DONE
GL_ARB_texture_swizzle DONE (same as EXT version)
GL_ARB_timer_query ~60% done (the EXT variant)
GL_ARB_instanced_arrays DONE (gallium)
-GL_ARB_vertex_type_2_10_10_10_rev not started
+GL_ARB_vertex_type_2_10_10_10_rev DONE (gallium)
GL 4.0:
GL_ARB_viewport_array not started
+GL 4.2:
+GLSL 4.2 not started
+GL_ARB_texture_compression_bptc not started
+GL_ARB_compressed_texture_pixel_storage not started
+GL_ARB_shader_atomic_counters not started
+GL_ARB_texture_storage not started
+GL_ARB_transform_feedback_instanced not started
+GL_ARB_base_instance not started
+GL_ARB_shader_image_load_store not started
+GL_ARB_conservative_depth DONE (compiler)
+GL_ARB_shading_language_420pack not started
+GL_ARB_internalformat_query not started
+GL_ARB_map_buffer_alignment not started
More info about these features and the work involved can be found at