Most software on VSC4 is installed via spack, to list available software packages use:

spack find

List all available packages compiled with a specific compiler:

spack find %gcc@9.1.0

A specific version can be requested as well:

spack find openmpi@4.1.0

List a specific version compiled with a specific compiler:

spack find openmpi@4.1.0%gcc@9.1.0

List all the dependencies of a particular package:

spack find -lvd openmpi@4.1.0%gcc@9.1.0

spack find -lvd py-scipy %intel@19.0.5.281 ^python@3.7.4 ^intel-mkl