From the same author, and in the same family of languages, is FLENG: http://www.call-with-current-continuation.org/fleng/fleng.html http://www.call-with-current

From the same author, and in the same family of languages, is FLENG: http://www.call-with-current-continuation.org/fleng/fleng.html http://www.call-with-current-continuation.org/fleng/fleng.ht... It lacks Strand's distributed features but includes prolog's unification.