I added different variants of lammps to a Guix channel we maintain at our institute: https://github.com/BIMSBbioinfo/guix-bimsb/blob/master/bimsb/packages/stag

I added different variants of lammps to a Guix channel we maintain at our institute: https://github.com/BIMSBbioinfo/guix-bimsb/blob/master/bimsb/packages/staging.scm#L791 https://github.com/BIMSBbioinfo/guix-bimsb/blob/master/bimsb... Thankfully, Guix makes it easy to take an existing package definition and create an altered variant of it.