Z1013 Videotext V1.1 (19xx)(-)
CP-M V2.2 Z1013 IG-HC + RAM-Floppy V2.5 (19xx)(Digital Research Inc)[a2]
CP-M V2.2 Z1013 IG-HC + RAM-Floppy V2.3 (19xx)(Digital Research Inc)
CP-M V2.2 Z1013 IG-HC + RAM-Floppy V2.4 (19xx)(Digital Research Inc)[a2]
Z1013 Monitor + S6009 V2.028 (19xx)(-)
Robotron Z1013 BASIC V3.01 With Maintape V4.6.4 (19xx)(Martin Duchrow)