| Programm | Role | Version | Datum |
|---|---|---|---|
| SysGEM (Pure Pascal) | Programmierer | 2.50 | 2011-08-09 |
| Porky Paint | Programmierer | 2.10 | 1992-03-17 |
| Columbia | Programmierer | 2.10 | 1992-03-10 |
| Pegasus | Programmierer | 1987-01-01 | |
| Lager | Programmierer | 4.2 | |
| SysGEM (Pure C) | Programmierer | 2.50 |
