| ABC | 1987 | Multi-purpose | Partial A68 only | Netherlands | Simple interactive language |
| Mary | 1974 | Partial A68 only | Norway | ||
| Mary/2 | 1984 | Partial A68 only | Norway | ||
| PANCODE | 1982 | Multi-purpose | Partial A68 only | Denmark | |
| RTL/2 | 1972 | Partial A68 only | United Kingdom | real-time language based on ALGOL 68 |