pMARS (portable Memory Array Redcode Simulator) is a corewar interpreter with multi-platform support. pMARS implements the ICWS'94 draft standard, but can also be used in ICWS'88 mode. The base system includes a graphical core display for UNIX (curses, X11 and Linux svgalib), PC/DOS, and the Mac. A line-oriented debugger is included to help in writing warriors. Contributors: * Albert Ma (ama@mit.edu) * Na'ndor Sieben (sieben@imap1.asu.edu) * Stefan Strack (stst@vuse.vanderbilt.edu) * Mintardjo Wangsawidjaja (wangsawm@kira.csos.orst.edu)