On Thu, 20 Aug 2020 at 02:38, <leomane1@xxxxxxx> wrote: > > Sir:I would like to use the GNU fortran compiler. I would like to know > if it comes with: > 1. A developer enviroment.2. Callable libraries such as BLAS. > Also, is there site where I can chat, so that I can properly install > the application on my computer. As Dennis mentioned, you would usually install packages provided by your OS vendor, especially if you're using a linux distribution. As for chatting about it, there is https://gcc.gnu.org/wiki/GCConIRC but you might be best off finding a forum specific to your OS or distribution, where they will know about the best way to install gfortran for your OS.