PC DOS 2.1 1983 IBM Wordstar for PCjr (Release 1.00) 1987 Micropro International Exploring The IBM PCjr 1983 IBM IBM PCjr Sampler 198? IBM The Norton Utilities 3.10 1986 Peter Norton Computing, Inc. ProComm (Version 2.4.3) 1988 Datastorm Technologies, Inc. Turbo Pascal 3.02A 1985 Borland Inc. ZBasic 4.02 1987 Zedcor, Inc. King's Quest 1984 Sierra