libghc-utf8-light-dev 0.4.2-6build1 (amd64 binary) in ubuntu cosmic

 It is a fast parser combinator library, aimed particularly at dealing
 efficiently with network protocols and complicated text/binary file
 formats.
 .
 It provides Codec.Binary.UTF8.Light for lightweight UTF-8 handling.
 .
 This package provides a library for the Haskell programming language.
 See http://www.haskell.org/ for more information on Haskell.