| ALDES | ⊕ 1976 | ⊕ United States | ALgorithm DEScription language | ||
| APLGPSS | ⊕ 1976 | ⊕ United States | |||
| BASIC-E | ⊕ 1976 | ↓ ↑ ⊕ On-Line | ⊕ Street basics | ⊕ United States | Eubanks compiler |
| Bays | ⊕ 1976 | ↓ ↑ ⊕ Specialised Languages | ⊕ Animation | ⊕ United States | Animation language |
| BIL | ⊕ 1976 | ⊕ United States | |||
| BIOPSI | ⊕ 1976 | ↓ ↑ ⊕ Experimental and other | ⊕ Macroassemblers | ⊕ United States | |
| Browne/Smoliar Labanotation Compiler | ⊕ 1976 | ⊕ United States | |||
| CCAS | ⊕ 1976 | ⊕ United States | |||
| CDL/370/155 | ⊕ 1976 | ↓ ↑ ⊕ Specialised Languages | ⊕ Digital | ⊕ United States | |
| CLEAR | ⊕ 1976 | ⊕ United States | |||
| CMS-2 | ⊕ 1976 | ⊕ United States | Compiler Monitor System | ||
| CMS-2A | ⊕ 1976 | ⊕ United States | |||
| CMS-2K | ⊕ 1976 | ⊕ United States | |||
| CMS-2L | ⊕ 1976 | ⊕ United States | |||
| CMS-2M | ⊕ 1976 | ⊕ United States | |||
| CMS-2V | ⊕ 1976 | ⊕ United States | Port of CMS-2 to Vax | ||
| CMS-2Y | ⊕ 1976 | ⊕ United States | |||
| CONVERT | ⊕ 1976 | ↓ ↑ ⊕ Business Data Processing | ⊕ United States | ||
| DATATRIEVE-11 | ⊕ 1976 | ↓ ↑ ⊕ Business Data Processing | ⊕ Other DPLs | ⊕ United States | DEC Query language for PDP-11 |
| Design System | ⊕ 1976 | ⊕ United States | |||
| display-focal | ⊕ 1976 | ↓ ↑ ⊕ On-Line | ⊕ Generation of JOSS I | ⊕ United States | Graphics extensions to focal |
| DYNAMO II/370 | ⊕ 1976 | ⊕ United States | |||
| DYNAMO II/F | ⊕ 1976 | ↓ ↑ ⊕ Specialised Languages | ⊕ Process interaction | ⊕ United States | Dynamo II outputting Fortran IV |
| EMPL | ⊕ 1976 | ↓ ↑ ⊕ Specialised Languages | ⊕ United States | Microprogramming language | |
| EQUEL | ⊕ 1976 | ⊕ United States | |||
| FACSIMILE | ⊕ 1976 | ↓ ↑ ⊕ Specialised Languages | ⊕ Differential Equations | ⊕ United States | Biological simulation language |
| FMPL | ⊕ 1976 | ↓ ↑ ⊕ Experimental and other | ⊕ Prototyping | ⊕ United States | Prototyping OOL |
| FOCAL/RT | ⊕ 1976 | ↓ ↑ ⊕ On-Line | ⊕ Generation of JOSS I | ⊕ United States | RT FOCAL |
| FOL | ⊕ 1976 | ⊕ United States | |||
| Gaming DYNAMO | ⊕ 1976 | ↓ ↑ ⊕ Specialised Languages | ⊕ United States | Interactive Dynamo II/F | |
| GASPPI | ⊕ 1976 | ↓ ↑ ⊕ Specialised Languages | ⊕ Event scheduling | ⊕ United States | Process interaction GASP |
| GERT III-Z | ⊕ 1976 | ↓ ↑ ⊕ Specialised Languages | ⊕ Event scheduling | ⊕ United States | Graphical simulation system |
| GPL | ⊕ 1976 | ↓ ↑ ⊕ Specialised Languages | ⊕ 2d shape | ⊕ United States | Graphical programming language |
| GPSS FORTRAN | ⊕ 1976 | ↓ ↑ ⊕ Numerical Scientific | ⊕ United States | ||
| GRAFIC | ⊕ 1976 | ⊕ United States | |||
| Graphic ALGOL | ⊕ 1976 | ↓ ↑ ⊕ Specialised Languages | ⊕ 2d shape | ⊕ United States | |
| Gypsy | ⊕ 1976 | ⊕ United States | Concurrency language with verification | ||
| I-D-S/I | ⊕ 1976 | ⊕ United States | |||
| KAIL | ⊕ 1976 | ↓ ↑ ⊕ Specialised Languages | ⊕ CAI languages | ⊕ United States | |
| Kernighan and Plauger macro | ⊕ 1976 | ⊕ United States | |||
| LISP 1.9 | ⊕ 1976 | ↓ ↑ ⊕ String and List Processing | ⊕ Lazy Evaluation LISPs | ⊕ United States | |
| M3 | ⊕ 1976 | ⊕ United States | |||
| MDS | ⊕ 1976 | ↓ ↑ ⊕ Specialised Languages | ⊕ Frame languages | ⊕ United States | KR system |
| MIL | ⊕ 1976 | ↓ ↑ ⊕ Specialised Languages | ⊕ United States | Module Interconnection Language | |
| Mini-Dynamo | ⊕ 1976 | ⊕ United States | |||
| MINITAB | ⊕ 1976 | ↓ ↑ ⊕ Specialised Languages | ⊕ Columnar sheets | ⊕ United States | Interactive statistical programming |
| MODEL | ⊕ 1976 | ⊕ United States | |||
| MRDB | ⊕ 1976 | ⊕ United States | |||
| NOMAD | ⊕ 1976 | ⊕ United States | |||
| OBJ | ⊕ 1976 | ⊕ United States | |||
| OMNI | ⊕ 1976 | ↓ ↑ ⊕ Specialised Languages | ⊕ Modelling | ⊕ United States | |
| Orbit | ⊕ 1976 | ⊕ United States | |||
| PASCAL/11 | ⊕ 1976 | ↓ ↑ ⊕ Multi-purpose | ⊕ Pascals | ⊕ United States | High level machine independent PASCAL |
| P-code | ⊕ 1976 | ⊕ United States | |||
| PDL | ⊕ 1976 | ↓ ↑ ⊕ Specialised Languages | ⊕ United States | Process Design Language | |
| PIQUE | ⊕ 1976 | ⊕ United States | |||
| PLAIN | ⊕ 1976 | ↓ ↑ ⊕ Business Data Processing | ⊕ United States | ||
| PROSPRO II | ⊕ 1976 | ⊕ United States | |||
| PSL/PSA | ⊕ 1976 | ↓ ↑ ⊕ Experimental and other | ⊕ United States | Problem Statement Language/Problem Statement Analyzer | |
| PTP | ⊕ 1976 | ⊕ United States | Scripted text processor system | ||
| QUADRIL | ⊕ 1976 | ⊕ United States | |||
| Reality | ⊕ 1976 | ⊕ United States | |||
| S | ⊕ 1976 | ↓ ↑ ⊕ Specialised Languages | ⊕ Statistical | ⊕ United States | Statistical analysis language at Bell Labs |
| SDL | ⊕ 1976 | ⊕ United States | Software Design Language | ||
| Semanol(76) | ⊕ 1976 | ⊕ United States | |||
| SEQUEL 2 | ⊕ 1976 | ↓ ↑ ⊕ Business Data Processing | ⊕ United States | 2nd version of SEQUEL | |
| SFTRAN II | ⊕ 1976 | ⊕ United States | |||
| SIMFO | ⊕ 1976 | ↓ ↑ ⊕ Specialised Languages | ⊕ Event scheduling | ⊕ United States | COBOL inspired simulation language |
| SIMPL-T | ⊕ 1976 | ↓ ↑ ⊕ Multi-purpose | ⊕ United States | Transportable SIMPL | |
| SIPLAN | ⊕ 1976 | ⊕ United States | |||
| SLAM | ⊕ 1976 | ⊕ Hybrid | ⊕ United States | Simulation Language for Alternative Modeling | |
| Smalltalk-76 | ⊕ 1976 | ⊕ United States | |||
| SML | ⊕ 1976 | ↓ ↑ ⊕ String and List Processing | ⊕ Macros | ⊕ United States | SIMPL Macro Language |
| SNOBAT | ⊕ 1976 | ↓ ↑ ⊕ String and List Processing | ⊕ United States | ||
| STRUM | ⊕ 1976 | ⊕ United States | |||
| Tinman | ⊕ 1976 | ⊕ United States | |||
| Tompkins | ⊕ 1976 | ⊕ United States | |||
| TRIX | ⊕ 1976 | ⊕ United States | |||
| UCSD Pascal | ⊕ 1976 | ↓ ↑ ⊕ Multi-purpose | ⊕ Pascals | ⊕ United States | Pseudocode Pascal from UCSD |
| VITAL | ⊕ 1976 | ↓ ↑ ⊕ Specialised Languages | ⊕ United States |