There have been efforts at least from AMD: https://en.wikipedia.org/wiki/Free_and_open-source_graphics_device_driver#ATI.2FAMD https://en.wikipedia.org/wiki/Fre

There have been efforts at least from AMD: https://en.wikipedia.org/wiki/Free_and_open-source_graphics_device_driver#ATI.2FAMD https://en.wikipedia.org/wiki/Free_and_open-source_graphics_... For recent cards, it makes more sense for these companies to tend on the side of not giving out competitive information, hence their NDA processes for developers.