| INTERCODE | ⊕ 1957 | ↓ ↑ ⊕ Multi-purpose | ⊕ Early Autocodes | ⊕ United Kingdom | Mark I* Autocode |
| MAC | ⊕ 1957 | ↓ ↑ ⊕ Multi-purpose | ⊕ Early Autocodes | ⊕ Norway | Mercury Automatic Coding |
| Simple code | ⊕ 1957 | ↓ ↑ ⊕ Specialised Languages | ⊕ Early Autocodes | ⊕ Netherlands | Floating point autocode |