| concon | ⊕ 1994 | ↓ ↑ ⊕ String and List Processing | ⊕ Netherlands | Lisp with multitasking featres | |
| LL | ⊕ 1994 | ↓ ↑ ⊕ Specialised Languages | ⊕ Linear | ⊕ Netherlands | Logic language for the Doedens multi language text query system |
| QL | ⊕ 1994 | ↓ ↑ ⊕ Business Data Processing | ⊕ Ad hoc query languages | ⊕ Netherlands | Query language for the Doedens multi language text query system |
| SEAL | ⊕ 1994 | ⊕ Netherlands |