libghc-xmonad-extras-prof 0.15.1-1build1 (amd64 binary) in ubuntu focal

 Various modules for xmonad that cannot be added to xmonad-contrib
 because of additional dependencies.
 .
 This package provides a library for the Haskell programming language, compiled
 for profiling. See http://www.haskell.org/ for more information on Haskell.