| BETAB-68 | ⊕ 1968 | ↓ ↑ ⊕ Business Data Processing | ⊕ Decision tables | ⊕ Sweden | GENIUS ALGOL decision table extensions |
| DETRAN | ⊕ 1968 | ↓ ↑ ⊕ Business Data Processing | ⊕ Decision tables | ⊕ United States | Decision table language |
| DLT | ⊕ 1968 | ↓ ↑ ⊕ Specialised Languages | ⊕ Decision tables | ⊕ United States | Decision table generator |
| SMP | ⊕ 1968 | ↓ ↑ ⊕ Specialised Languages | ⊕ Decision tables | ⊕ United States | Decision table language |
| TABGEN | ⊕ 1968 | ↓ ↑ ⊕ Business Data Processing | ⊕ Decision tables | ⊕ Canada | Decision table language |