Programs written or published by Markus H. Giebeler
| Name | Version | Updated | Category |
|---|---|---|---|
| City | - | Monopoly | |
| Big Boss | 3.0 | - | Business simulation - Economy |
| Karteye | 3.1 | - | Cardbox |
| Typen-Test | - | Self diagnosis | |
| Texter | 2 | 01.02.1989 | Basic - GFA - Tools |
| Omikron-Texter | - | Basic - Omikron | |
| Malefiz | 01.01.1988 | Board games |