| CCL | ⊕ 1978 | ↓ ↑ ⊕ Multi-purpose | ⊕ Denmark | Computer control language | |
| DoD-1 | ⊕ 1978 | ↓ ↑ ⊕ Multi-purpose | ⊕ United States | Interim name for Ada | |
| EPL | ⊕ 1978 | ↓ ↑ ⊕ Multi-purpose | ⊕ United Kingdom | Experimental Programming Language | |
| Green | ⊕ 1978 | ↓ ↑ ⊕ Multi-purpose | ⊕ Pascals | ⊕ France | Proto-Ada |
| MIDAS | ⊕ 1978 | ↓ ↑ ⊕ Multi-purpose | ⊕ Pascals | ⊕ United States | MID-level ASsembly |
| MIDAS/6800 | ⊕ 1978 | ↓ ↑ ⊕ Multi-purpose | ⊕ Pascals | ⊕ United States | MID-level ASsembly |
| MIDAS/8080 | ⊕ 1978 | ↓ ↑ ⊕ Multi-purpose | ⊕ Pascals | ⊕ United States | MID-level ASsembly |
| Path Pascal | ⊕ 1978 | ↓ ↑ ⊕ Multi-purpose | ⊕ Pascals | ⊕ United States | |
| Red | ⊕ 1978 | ↓ ↑ ⊕ Multi-purpose | ⊕ United States | ||
| SIMPL-Q | ⊕ 1978 | ↓ ↑ ⊕ Multi-purpose | ⊕ United States | Systems implementation language | |
| Zed | ⊕ 1978 | ↓ ↑ ⊕ Multi-purpose | ⊕ CPL, BCPL and B | ⊕ Canada | Waterloo portable systems language |