| Programm | Role | Version | Datum |
|---|---|---|---|
| Formula Pro | Programmierer | 2.0 | 1995-01-01 |
| Masterlife/LIFE | Programmierer | 1987-12-01 | |
| Artus (Database) | Programmierer | 0.0 | |
| Disksort | Programmierer | 0.2 | |
| Harddisk Utility III | Programmierer | ||
| Headline | Programmierer | ||
| Kalah (Christen) | Programmierer | ||
| MEMO (Christen) | Programmierer | ||
| Scarabus | Programmierer | 3 | |
| Script | Programmierer | 5 | |
| Solitaire (Christen) | Programmierer | ||
| Turing-Simulator (Christen) | Programmierer |
