| ALF | ⊕ 1990 | ↓ ↑ ⊕ Experimental and other | ⊕ Germany | ||
| condela | ⊕ 1990 | ↓ ↑ ⊕ Specialised Languages | ⊕ Germany | Neural Network Definition Language. | |
| LCL | ⊕ 1990 | ⊕ Germany | |||
| Modula-2* | ⊕ 1990 | ⊕ Germany | |||
| muPad | ⊕ 1990 | ↓ ↑ ⊕ Numerical Scientific | ⊕ Algebraic | ⊕ Germany | Algebraic manipulation system |
| NTF | ⊕ 1990 | ↓ ↑ ⊕ Specialised Languages | ⊕ Frame languages | ⊕ Germany | |
| PROGRES | ⊕ 1990 | ↓ ↑ ⊕ Business Data Processing | ⊕ Germany | Graph based programming language | |
| ProSet | ⊕ 1990 | ⊕ Germany | |||
| SETL/E | ⊕ 1990 | ⊕ Germany | |||
| SIMPC | ⊕ 1990 | ⊕ Germany | |||
| SYNAPSE | ⊕ 1990 | ⊕ Germany | |||
| TF | ⊕ 1990 | ⊕ Germany |