ZipFold is a small package zipping folds, as described in a collection of blog posts, , inspired by the post "Beautiful Folds" by Max Rabkin . Please share any comments & suggestions on the discussion (talk) page at [1]. You can configure, build, and install all in the usual way with Cabal commands. runhaskell Setup.lhs configure runhaskell Setup.lhs build runhaskell Setup.lhs install References: [1] http://haskell.org/haskellwiki/ZipFold