| Program | Role | Version | Date |
|---|---|---|---|
| JJ-Files | Programmer | 2.00 | 1990-06-25 |
| JJ-Adresse | Programmer | 1.40 | |
| JJ-Ascii | Programmer | 1.30 | |
| JJ-Black | Programmer | 1.01 | |
| JJ-Datum | Programmer | 1.22 | |
| JJ-Druck | Programmer | 3.0 | |
| JJ-Edit+ | Programmer | 1.11 | |
| JJ-Load | Programmer | 1.04 | |
| JJ-NLQ | Programmer | 1.0 | |
| JJ-Pica | Programmer | 1.0 |
