| Program | Role | Version | Date |
|---|---|---|---|
| 1wp2word | Programmer | 1.37 | 1996-03-02 |
| Lexikorr | Programmer | 1.30 | 1994-04-07 |
| Word2WP | Programmer | 1.00 | 1993-03-05 |
| Fuss2End | Programmer | 3.2 | 1992-03-05 |
| Letterator | Programmer | 1.43 | 1989-07-20 |
| Atarus | Programmer | 1.31 | 1989-01-27 |
| Schlange | Programmer | 1.06 | 1989-01-01 |
| Lexikon | Author | ||
| Ritzel | Programmer | 1.1 | |
| Wörterbuch | Programmer |
