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SketchyLISP

SketchyLISP is an embeddable interpreter for a purely applicative dialect of Scheme. It may be considered an implementation of pure LISP plus global definitions and some input/output functions.

Documents and Examples: Reference Manual; Function Library; Example Programs; Sketchy LISP Tutorial (Printed); Logic Programming in Scheme [new]

The SketchyLISP source code is available under the terms of a BSD license. It needs just an ANSI C (C89) compiler to build, and has been reported to run on these systems: FreeBSD, Linux, Plan 9 (using APE), Cygwin, MinGW.

Source Code: sketchy-20070218.tar.gz (184K); SourceForge Project Page
(W*ndows binaries are here).; FreeBSD Port

Leading Edge
You can check out or export a pre-release copy of SketchyLISP from the SourceForge CVS repository using anonymous CVS.