| ALGOSIM | ⊕ 1975 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ United States | Algol 68 based simulation |
| BMT | ⊕ 1968 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ United States | Graphical extensions to GPSS |
| DESPL/l | ⊕ 1973 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ United States | Discrete event simulation language |
| Framework Simula | ⊕ 1975 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ Canada | Simula with frameworks |
| GASP | ⊕ 1961 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ United States | General Activity Simulation Program |
| GASP IIA | ⊕ 1968 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ United States | GASP II with augmented filing system |
| GASP-FORTRAN | ⊕ 1967 | ↓ ↑ ⊕ Numerical Scientific | Event scheduling | ⊕ United States | |
| GASPPI | ⊕ 1976 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ United States | Process interaction GASP |
| GEMS | ⊕ 1956 | ↓ ↑ ⊕ Experimental and other | Event scheduling | ⊕ United States | GE Manufacturing Simulator |
| GERT | ⊕ 1966 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ United States | Graphical simulation system |
| GERT III-Z | ⊕ 1976 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ United States | Graphical simulation system |
| GERTS | ⊕ 1967 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ United States | Graphical simulation system |
| GERTS II | ⊕ 1969 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ United States | Graphical simulation system |
| GERTS III | ⊕ 1970 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ United States | Graphical simulation system |
| GERTS III C | ⊕ 1970 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ United States | Graphical simulation system |
| GERTS III Q | ⊕ 1970 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ United States | Graphical simulation system |
| GERTS III QR | ⊕ 1973 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ United States | Graphical simulation system |
| GERTS III R | ⊕ 1970 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ United States | Graphical simulation system |
| GPSS | ⊕ 1959 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ United States | General Purpose Systems Simulator |
| GPSS II | ⊕ 1962 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ United States | General Purpose Systems Simulator |
| GPSS III | ⊕ 1965 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ United States | General Purpose Systems Simulator |
| GPSS V | ⊕ 1970 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ United States | |
| GPSS/360 | ⊕ 1967 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ United States | GPSS IV for the 360 |
| GPSS/360 - Norden | ⊕ 2002 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | Interactive graphical GPSS | |
| GPSSS | ⊕ 1972 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ Canada | Simula 67 with enhanced simulation capabilities |
| IMS | ⊕ 1980 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | Simulation language | |
| KBS | ⊕ 1981 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ United States | Frames-based simulation language |
| LINDA | ⊕ 1970 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ United States | Computer simulation language for LSI hardware |
| MILITRAN | ⊕ 1964 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ United States | Military simulation language |
| MODEL | ⊕ 1970 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ United States | Computer simulation language for LSI hardware |
| RESQ | ⊕ 1978 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ United States | |
| SIMAN II | ⊕ 1987 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ United States | |
| SIMFO | ⊕ 1976 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ United States | COBOL inspired simulation language |
| Simon 75 | ⊕ 1975 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ United Kingdom | GPSS based Simula dialect |
| SIMSCRIPT | ⊕ 1961 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ United States | Discrete simulations package |
| SIMSCRIPT I.5 | ⊕ 1965 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ United States | Simulation package, produced 7090 assembly |
| SIMSCRIPT II | ⊕ 1966 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ United States | Simulations language |
| SIMSCRIPT II Plus | ⊕ 1970 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ United States | Simulations language |
| SIMSCRIPT II.5 | ⊕ 1967 | ↓ ↑ ⊕ Specialised Languages | Event scheduling | ⊕ United States | Simulations package |
| SPS-I | ⊕ 1957 | ↓ ↑ ⊕ Experimental and other | Event scheduling | ⊕ United States | Simulations precursor to SIMSCRIPT |