| COPE | ⊕ 1977 | ↓ ↑ ⊕ Business Data Processing | ⊕ Australia | Decicion table preprocessor for COBOL | |
| IDL | ⊕ 1977 | ↓ ↑ ⊕ Business Data Processing | ⊕ United States | Interactive Data Language | |
| QL77 | ⊕ 1977 | ↓ ↑ ⊕ Business Data Processing | ⊕ Ad hoc query languages | ⊕ United States | |
| QUEASY | ⊕ 1977 | ↓ ↑ ⊕ Business Data Processing | ⊕ Other DPLs | ⊕ United States | Querying system |
| TAMALAN | ⊕ 1977 | ↓ ↑ ⊕ Business Data Processing | ⊕ Belgium | ||
| utility-coder | ⊕ 1977 | ↓ ↑ ⊕ Business Data Processing | ⊕ Report Generators | ⊕ United States |