| BPL | ⊕ 1978 | ↓ ↑ ⊕ On-Line | ⊕ Street basics | ⊕ South Africa | Basic Programming Language |
| CON-A | ⊕ 1978 | ↓ ↑ ⊕ On-Line | ⊕ United Kingdom | Conversational Algol | |
| FOCAL-15 | ⊕ 1978 | ↓ ↑ ⊕ On-Line | ⊕ Generation of JOSS II | ⊕ United States | FOCAL for the PDP-15 |
| PLUM | ⊕ 1978 | ↓ ↑ ⊕ On-Line | ⊕ United States |