| Lispkit Lisp | ⊕ 1978 | ↓ ↑ ⊕ String and List Processing | ⊕ Lazy Evaluation LISPs | ⊕ United Kingdom | |
| PSILISP | ⊕ 1978 | ↓ ↑ ⊕ String and List Processing | ⊕ Lazy Evaluation LISPs | ⊕ Japan | |
| SLISP | ⊕ 1978 | ↓ ↑ ⊕ String and List Processing | ⊕ Lazy Evaluation LISPs | ⊕ United States |