| ALDES | ⊕ 1976 | ⊕ United States | ALgorithm DEScription language | ||
| BIL | ⊕ 1976 | ⊕ United States | |||
| CDL2 | ⊕ 1976 | ⊕ Germany | Version 2 Compiler description language | ||
| CMS-2 | ⊕ 1976 | ⊕ United States | Compiler Monitor System | ||
| Design System | ⊕ 1976 | ⊕ United States | |||
| EQUEL | ⊕ 1976 | ⊕ United States | |||
| LSL | ⊕ 1976 | ||||
| MODEL | ⊕ 1976 | ⊕ United States | |||
| MPS III | ⊕ 1976 | ||||
| MUMS | ⊕ 1976 | ||||
| NOMAD | ⊕ 1976 | ⊕ United States | |||
| PLAN2D | ⊕ 1976 | ||||
| PSML | ⊕ 1976 | ⊕ Canada | |||
| Semanol(76) | ⊕ 1976 | ⊕ United States | |||
| SIPLAN | ⊕ 1976 | ⊕ United States | |||
| SLAM | ⊕ 1976 | ⊕ Hybrid | ⊕ United States | Simulation Language for Alternative Modeling | |
| STREMA | ⊕ 1976 | ⊕ United Kingdom | conversational graphic language for application processes based on streams | ||
| TACPOL | ⊕ 1976 | Army for command and control language |