While Mesa 13.0 is coming along for release next month with exciting features like OpenGL 4.5 for Intel, unofficial GL 4.4/4.5 for RadeonSI/NVC0, and the addition of the RADV Radeon Vulkan driver, there is some functionality that sadly won’t be found in this release…

Source: Phoronix – Features You Will Not Find In The Mesa 13.0 Release