Reminds me of DrRacket: http://docs.racket-lang.org/quick/ http://docs.racket-lang.org/quick/ I think it allows you to drop in resources and manipulate them as

Reminds me of DrRacket: http://docs.racket-lang.org/quick/ http://docs.racket-lang.org/quick/ I think it allows you to drop in resources and manipulate them as well.