| ALICE | ⊕ 1979 | ⊕ Netherlands | ALeph Intermediate CodE | ||
| BASEX | ⊕ 1979 | ⊕ United States | Real-time BASIC dialect | ||
| BASIL | ⊕ 1979 | ⊕ United States | HLL for Logic machine | ||
| BlooP | ⊕ 1979 | ⊕ United States | |||
| Bristle Blocks | ⊕ 1979 | ||||
| CAMAC | ⊕ 1979 | ⊕ United States | |||
| CIL | ⊕ 1979 | ⊕ United States | |||
| FlooP | ⊕ 1979 | ⊕ United States | Toy imperative language | ||
| FORTH 79 | ⊕ 1979 | ⊕ United States | |||
| GC | ⊕ 1979 | ⊕ United States | |||
| ILIAD | ⊕ 1979 | ⊕ United States | |||
| IPS | ⊕ 1979 | ||||
| IQ | ⊕ 1979 | ||||
| LIMP | ⊕ 1979 | ⊕ United Kingdom | Language for Implementing Messages and Protocols | ||
| LIMPET | ⊕ 1979 | ⊕ United Kingdom | Subset of LIMP | ||
| LR | ⊕ 1979 | ||||
| MDL | ⊕ 1979 | Machine Definition Language | |||
| MIIS | ⊕ 1979 | ⊕ United States | Dialect of Mumps | ||
| OBJT | ⊕ 1979 | ⊕ United States | |||
| PILE | ⊕ 1979 | ||||
| PLITS | ⊕ 1979 | ||||
| PLZ | ⊕ 1979 | ⊕ United States | |||
| Qwiktran | ⊕ 1979 | ||||
| RIDL | ⊕ 1979 | ||||
| Sassa Macro Processor | ⊕ 1979 | ⊕ Japan | Algol-style macro generator | ||
| SUILVEN | ⊕ 1979 | ||||
| TAL | ⊕ 1979 | ⊕ United States | Tandem systems language | ||
| UCS | ⊕ 1979 | ⊕ United States | Universal Compiler System | ||
| YALLL | ⊕ 1979 | ⊕ United States | High level assembly |