| FORGE | ⊕ 1988 | ↓ ↑ ⊕ Specialised Languages | ⊕ CAI languages | ⊕ United States | Computer aided instruction language |
| Pilot Plus | ⊕ 1988 | ↓ ↑ ⊕ String and List Processing | ⊕ CAI languages | ⊕ Germany | Computer aided instruction language |
| Superpilot | ⊕ 1988 | ↓ ↑ ⊕ String and List Processing | ⊕ CAI languages | ⊕ United States | Computer aided instruction language |