| Atari Microsoft BASIC | — | — | — |
| DataFlex | structured programming, imperative programming, object-oriented programming | — | — |
| Janus | procedural programming, reversible computing, imperative programming | — | — |
| Maple | procedural programming, functional programming, object-oriented programming | — | 1 |
| PostScript | procedural programming, concatenative programming, multi-paradigm programming, stack-oriented programming | dynamic typing, weak typing | 1 |
| T | functional programming, imperative programming, multi-paradigm programming, metaprogramming, object-oriented programming | dynamic typing, strong typing | 1 |
| Turing | procedural programming, object-oriented programming | manifest typing, static typing | — |
| Zedra | — | — | — |