| Atlas Autocode | ⊕ 1964 | ↓ ↑ ⊕ Multi-purpose | ⊕ Early Autocodes | ⊕ United Kingdom | Algol-like high-level Autocode |
| EMA | ⊕ 1964 | ↓ ↑ ⊕ Multi-purpose | ⊕ Early Autocodes | ⊕ United Kingdom | Extended Mercury Autocode |
| K AUTOCODE | ⊕ 1964 | ↓ ↑ ⊕ Multi-purpose | ⊕ Early Autocodes | ⊕ United Kingdom | ADvance autocode for KDF9 |