specify packages you want in psc-package.json run psc-package install pulp repl
make sure you have nodejs
psci
purs
try: "pulp psci" import Prelude 4+4
https://qiita.com/kimagure/items/85a64437f9af78398638 https://spacchetti.readthedocs.io/en/latest/intro.html https://github.com/purescript/package-sets https://github.com/justinwoo/psc-package2nix https://qiita.com/kimagure/items/d2687a5a68c84cc651d0 https://github.com/justinwoo/easy-purescript-nix https://purescript-resources.readthedocs.io/en/latest/nix.html