| Programm | Role | Version | Datum |
|---|---|---|---|
| Euler | Programmierer | 3.04 | 1993-05-13 |
| CAR - Circel and Ruler | Programmierer | 1992-10-23 | |
| RMAT | Programmierer | 1991-01-07 | |
| MP-Editor | Programmierer | 1.01 | 1990-12-08 |
| 3D-Blöcke | Programmierer | 1990-05-16 | |
| Disk-Cache | Programmierer | ||
| EASY Library | Programmierer | ||
| Ephemeriden der Planeten | Programmierer | ||
| RAMDISK (Grothmann) | Programmierer |
