| ABLE | ⊕ 1981 | ↓ ↑ ⊕ String and List Processing | ⊕ List | ⊕ United States | Array-enabled LISP |
| Common LISP | ⊕ 1981 | ↓ ↑ ⊕ String and List Processing | ⊕ Lazy Evaluation LISPs | ⊕ United States | Consensus-based common dialect of LISP |
| Interlisp-VAX | ⊕ 1981 | ↓ ↑ ⊕ String and List Processing | ⊕ Lazy Evaluation LISPs | ⊕ United States | |
| LOGO-S | ⊕ 1981 | ↓ ↑ ⊕ String and List Processing | ⊕ United States | Proposed standard LOGO | |
| Mock Lisp | ⊕ 1981 | ↓ ↑ ⊕ String and List Processing | ⊕ Lazy Evaluation LISPs | ⊕ United States | |
| STREX | ⊕ 1981 | ↓ ↑ ⊕ String and List Processing | ⊕ United States | String Extended FORTRAN | |
| TINCMP | ⊕ 1981 | ↓ ↑ ⊕ String and List Processing | ⊕ United States | M4 Macro set for PIDGIN | |
| Y | ⊕ 1981 | ↓ ↑ ⊕ String and List Processing | ⊕ United States |