| DSCN | ⊕ 1962 | ↓ ↑ ⊕ Specialised Languages | ⊕ List | ⊕ United States | Generator for IPL-V code |
| IPLT-1 | ⊕ 1962 | ↓ ↑ ⊕ String and List Processing | ⊕ List | ⊕ United States | IPL-V for Philco 2000 |
| KLS | ⊕ 1962 | ↓ ↑ ⊕ String and List Processing | ⊕ List | ⊕ United States | Knotted List Structures |
| Relay method | ⊕ 1962 | ↓ ↑ ⊕ String and List Processing | ⊕ List | ⊕ France | Broise's list processing |
| TALL | ⊕ 1962 | ↓ ↑ ⊕ String and List Processing | ⊕ List | ⊕ United States | TAC List Language |