GPSS III | ⊕ 1965 | ↓ ↑ ⊕ Specialised Languages | ⊕ Event scheduling | ⊕ United States | General Purpose Systems Simulator |
SIMSCRIPT I.5 | ⊕ 1965 | ↓ ↑ ⊕ Specialised Languages | ⊕ Event scheduling | ⊕ United States | Simulation package, produced 7090 assembly |