PltScheme

PLT Scheme is an umbrella name for a family of implementations of the SchemeLanguage.

DrScheme is the primary PLT Scheme implementation. Also see MzScheme and MrSpidey.

See http://www.plt-scheme.org/

PLT Scheme has been renamed to Racket (RacketLanguage) in 2010.

See http://racket-lang.org/

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CategoryScheme