I use POSIX /bin/sh exclusively. It's reasonably lightweight but because of this you loose a lot of the "bash-ism"s. There's ways to work around it though, and

I use POSIX /bin/sh exclusively. It's reasonably lightweight but because of this you loose a lot of the "bash-ism"s. There's ways to work around it though, and the pure-sh-bible[1] is great. 1: https://github.com/dylanaraps/pure-sh-bible https://github.com/dylanaraps/pure-sh-bible