| Complex-Prolog | 1989 | Italy | |||
| DISC | 1989 | Specialised Languages | CPL, BCPL and B | Italy | DIStributed C |
| ECoLisp | 1989 | String and List Processing | Lazy Evaluation LISPs | Italy | Italian Common Lisp C-embeddable implementation |
| LPG | 1989 | On-Line | 2d shape | Italy | Graphical Procedures Language |
| Marta | 1989 | Italy |