The shelly package
Shelly is a package provides a single module for convenient systems programming in Haskell, similar in spirit to POSIX shells.
Shelly is aimed at getting things done rather than being a demonstration of elegance.
Shelly maintains its own environment, making it thread-safe.
Shelly is modern. It uses Text and system-filepath/system-fileio
These are all in contrast to HSH. Elegance in HSH comes from polymorphic input and output.
Shelly is a fork of Shellish that features low memory usage, bug fixes, and modernization
For package maintainers and hackage trustees