| Alcool-90 | ⊕ 1990 | ⊕ France | OO metalanguage | ||
| EDUCE* | ⊕ 1990 | ⊕ France | |||
| Gamma | ⊕ 1990 | ↓ ↑ ⊕ Experimental and other | ⊕ France | Massively parallel language derived from chemical reactions | |
| LISP O2 | ⊕ 1990 | ↓ ↑ ⊕ String and List Processing | ⊕ Lazy Evaluation LISPs | ⊕ France | |
| Logres | ⊕ 1990 | ⊕ France | |||
| Paslog | ⊕ 1990 | ⊕ France | Hybrid of Pascal and Prolog | ||
| PECOS | ⊕ 1990 | ⊕ France | OO constraint-based language | ||
| POLYGOTH | ⊕ 1990 | ↓ ↑ ⊕ Experimental and other | ⊕ France | ||
| RDL/C | ⊕ 1990 | ↓ ↑ ⊕ Specialised Languages | ⊕ RETE and production | ⊕ France | |
| SEL | ⊕ 1990 | ⊕ France | |||
| Zinc | ⊕ 1990 | ↓ ↑ ⊕ Specialised Languages | ⊕ France |