Sketchy

Sketchy is an interpreter for a purely applicative dialect of Scheme. It may be considered an implementation of pure LISP plus global definitions, first-class continuations and input/output functions.

Browse the Reference Manual or the Function Library
Have a look at some Example Programs
Browse the online edition of the Sketchy LISP Tutorial

The Sketchy source code is available under the terms of a BSD license. It needs nothing but an ANSI C (C89) compiler to build, and has been reported to run under these systems: FreeBSD, Linux, Plan 9 (using APE), MinGW, CygWin.

Download the source code (.tar.gz, about 152K)
Download the Sketchy port from the FreeBSD ports collection

Copyright (C) 2006 Nils M Holm < nmh @ t3x . org >