SCMA {Scheme} {interpreter} in {C} by Aubrey Jaffer and others. SCM conforms to {R4RS} and {IEEE} {P1178} and includes a {conformance test}. It is distributed under {GPL}. Version 5d0 runs under {Amiga}, {Atari-ST}, {MacOS}, {MS-DOS}, {OS/2}, {NOS/VE}, {Unicos}, {VMS}, {Unix}, and similar systems. {x-scm} provides an {X Window System} interface for SCM programs. {Home (http://swissnet.ai.mit.edu/~jaffer/SCM.html)}. (1999-06-07)