| EGS3 | 1973 | Specialised Languages | Monte Carlo | United States | SLAC Monte Carlo system |
| EGS4 | 1985 | Specialised Languages | Monte Carlo | United States | Monte Carlo system at SLAC |
| ETRAN | 1964 | Specialised Languages | Monte Carlo | United States | NIST Monte Carlo system |
| Messel and Crawford Monte Carlo system | 1958 | Monte Carlo | Australia | ||
| MONTECODE | 1962 | Specialised Languages | Monte Carlo | United Kingdom | Interpreter Monte Carlo simulations language |
| PA1 | 1967 | Monte Carlo | United States | Problem Analysis Language | |
| SHOWER | 1963 | Specialised Languages | Monte Carlo | Germany | Nagel Monte Carlo system |
| WinEGS | 1999 | Specialised Languages | Monte Carlo | Canada | Graphical Monte Carlo simulation system |