| M64010AA | 15e | System ?? |
| M64011AA | 14e | Basic V0 (set M64011AA, M64012AA, M64013AA; BASIC0R0) |
| M64012AA | 13e | Basic V0 (set M64011AA, M64012AA, M64013AA; BASIC0R0) |
| M64013AA | 12e | Basic V0 (set M64011AA, M64012AA, M64013AA; BASIC0R0) |
| M64020AB | 15e | System (USA version, HX-20 beige case) |
| M64030AB | 15e | System (European version, HX-20 silver case) |
| M64021AB | 14e | Basic V1.1 (set M64021AB, M64022AB, M64023AB; BASIC1R1=BASIC1R0) |
| M64022AB | 13e | Basic V1.1 (set M64021AB, M64022AB, M64023AB; BASIC1R1=BASIC1R0) |
| M64023AB | 12e | Basic V1.1 (set M64021AB, M64022AB, M64023AB; BASIC1R1=BASIC1R0) |
| --- | - | Basic V1.0 set
|
| --- | - | German language set
|
| 105 | 11e | RTH TTY Emulator (c) RTH 1984 |
| SkiWriter | 11e | SkiWriter (c) SkiSoft, Inc 1983 manual |
| AsmDebug | 11e | Assembler V2.3r, DeBug V1.1r (c) J.M. Wald 1987,88 manual manual |
| EpsonLink | 11e | Epson Link v2.6 |
| Forth HCCS | 11e | Epson Forth v1.0 (c) J.W.Brown 1982 |
| M25030CB | IPL System OS Y2K (English) |
| M25040CA | Basic v1.0 (English) |
| M25041CA | Basic v1.0 (Japanese) |
| M25042CA | WordStar v1.18L (English) manual-EN manual-FR |
| M25044CA | Portable Calc v1.00 (English); Portable Scheduler r1.00 (English) manual-EN manual-FR |
| M25046CA | Utilities Dec 83 |
| M25046CB | Utilities May 84 |
| M25047CA | Utilities (Japanese) |
| M25090CA | JWP (Japanese Word Processor, HC-88, MAP-WR board) |
| M25095CA | Portable Calc (French) |
| M25097CB | IPL-T (from Japanese Processing Unit, HC-88, MAP-WR board) |
| M25098CA | JCPM1 (Japanese) |
| M25128CA | Cardbox Plus (c)Business Simulations Ltd. manual |
| Cardbox | Cardbox Plus other version, unk source (c)Business Simulations Ltd. |
| DAKComm | DAKComm v1.1 (8k for 27c64) manual |
| Appoint.Manager | Traveling Appointment Manager v2.01 |
| Expense Manager | Traveling Expense Manager v2.02 |
| Time Manager | Traveling Time Manager v2.01 |