| Program | Role | Version | Date |
|---|---|---|---|
| Agnus | Programmer | 1.43 | 2000-10-12 |
| Chart-Viewer | Programmer | 3.00 | 1997-03-04 |
| Josy | Programmer | 1995-09-06 | |
| FlipFlop | Programmer | 1995-08-01 | |
| ProCharts | Programmer | 1.2 | 1993-07-13 |
| Master Mind (Hemsen) | Programmer | 1993-04-01 | |
| Pasture | Programmer | 1.0 | 1993-01-01 |
| Nuklide | Programmer | 2.0 | 1992-02-01 |
| Solitaire (Hemsen) | Programmer | 1992-01-01 | |
| BJ_IBM48 | Programmer | ||
| Desert Drain | Programmer | 1.52 | |
| DeskClock | Programmer | ||
| GemDesk | Programmer | 1.07 | |
| Harfe | Programmer | 0.61 | |
| KaWeeR | Programmer | 0.78 | |
| Prtkl881 | Programmer | ||
| PSE | Programmer | 4.11 | |
| X-Lib | Programmer | ||
| ZWABL | Programmer |
| Articles | Magazine |
|---|---|
| Von Zeichen, Winkeln und Rahmen: Textrahmen für Speedos rotierbare Zeichensätze | ST-Computer 09/1994 88p |
