1. Pep9cpuPep/9 CPU simulator for for the textbook Computer Systems, J. Stanley Warford, Fifth edition
2. pep9Pep/9 assembler and simulator for the textbook Computer Systems, J. Stanley Warford, Fifth edition
3. pep9suitePep9Suite is a suite of software for the Pep/9 virtual machine described in the text Computer Systems, J. Stanley Warford, fifth edition.