| BEDSOCS | ⊕ 1973 | ⊕ Process interaction | ⊕ United Kingdom | ||
| Birtwhistle GPSSS | ⊕ 1973 | ⊕ United Kingdom | |||
| BUILD | ⊕ 1973 | ↓ ↑ ⊕ Specialised Languages | ⊕ 3d shape | ⊕ United Kingdom | Solid modelling language |
| CDLM | ⊕ 1973 | ⊕ HDLs | ⊕ United Kingdom | Manchester CDL | |
| COBRA | ⊕ 1973 | ⊕ Macros | ⊕ United Kingdom | Macro extension system for COBOL | |
| Criterion COBOL Compiler | ⊕ 1973 | ↓ ↑ ⊕ Business Data Processing | ⊕ COBOL-68 | ⊕ United Kingdom | NCR Cobol |
| glue | ⊕ 1973 | ⊕ United Kingdom | |||
| ML | ⊕ 1973 | ⊕ Strict evaluation FPs | ⊕ United Kingdom | Meta Language | |
| PL316 | ⊕ 1973 | ⊕ PL-360s | ⊕ United Kingdom | 316 port of PL-360 | |
| POPCORN | ⊕ 1973 | ⊕ United Kingdom | |||
| SIMUL | ⊕ 1973 | ⊕ United Kingdom | |||
| TASS | ⊕ 1973 | ↓ ↑ ⊕ Excluded from Sammet | ⊕ Assemblers | ⊕ United Kingdom | Intermediate language produced by the Manchester SISAL compiler |