Indeed. For instance, you can't even package applications with GGPU support for anything other than opencl for free software distributions like Fedora because

Indeed. For instance, you can't even package applications with GGPU support for anything other than opencl for free software distributions like Fedora because the libraries are proprietary. At least unless someone knows of dummy libraries that you could against and substitute at run time -- I assume more than what GCC does? That seems the most important issue for free software HPC.