Funkytown
https://esolangs.org/wiki/Funciton
Patched version of funkytown.hs (GPLv3 license) from https://github.com/qpliu/esolang, together with libraries and sample programs from https://github.com/Timwi/Funciton (unsure about license)
Usage
$ ghc --make funkytown
$ ./funkytown lib/* examples/beer.fnc