| ANSIR | ⊕ 1968 | ↓ ↑ ⊕ Specialised Languages | ⊕ External systems testing | ⊕ France | Language for patching and checking analog and hybrid computers |
| ATLAS | ⊕ 1968 | ↓ ↑ ⊕ Specialised Languages | ⊕ External systems testing | ⊕ United States | Avionics test language |
| CTL | ⊕ 1968 | ↓ ↑ ⊕ Specialised Languages | ⊕ External systems testing | ⊕ United States | Testing language |