Haskell is a computer programming language. It's like Lisp, but with strong static typing and more syntactic sugar. Shore Street Software uses Haskell to develop its software.
The consensus among Haskell users is that it offers a tenfold improvement in programmer productivity.
The language specification for Haskell is open, and there is an open source compiler for it, called GHC.
Haskell has been the subject of the research efforts of dozens of computer scientists and programming language specialists for years. It has matured. Now, it has emerged from academia into the real world. Shore Street Software is taking advantage.