Regarding extraction in Coq, there's certicoq: http://www.cs.princeton.edu/~appel/certicoq/ http://www.cs.princeton.edu/~appel/certicoq/ Granted, there's a lot

Regarding extraction in Coq, there's certicoq: http://www.cs.princeton.edu/~appel/certicoq/ http://www.cs.princeton.edu/~appel/certicoq/ Granted, there's a lot of engineering work left to do, but it's moving in the right direction.