| Actors | ⊕ 1971 | ↓ ↑ ⊕ Specialised Languages | ⊕ Actor | ⊕ United States | Agent based object parallel language |
| AEPL | ⊕ 1971 | ↓ ↑ ⊕ Specialised Languages | ⊕ Markovs | ⊕ Israel | An Extensible Programming Language |
| ALC | ⊕ 1971 | ↓ ↑ ⊕ Specialised Languages | ⊕ Assemblers | ⊕ United States | IBM 360 assembly language |
| AMBUSH | ⊕ 1971 | ↓ ↑ ⊕ Specialised Languages | ⊕ United States | Linear programming programming language | |
| AUTOPOL | ⊕ 1971 | ↓ ↑ ⊕ Specialised Languages | ⊕ Numerical Control | ⊕ United States | AUTOmated Programming Of Lathes |
| CEMMA 2 | ⊕ 1971 | ↓ ↑ ⊕ Specialised Languages | ⊕ Poland | a simulation language | |
| Dectab | ⊕ 1971 | ↓ ↑ ⊕ Specialised Languages | ⊕ Decision tables | ⊕ United States | Courant Institute decision table language |
| Deftab | ⊕ 1971 | ↓ ↑ ⊕ Specialised Languages | ⊕ Decision tables | ⊕ United States | Courant Institute decision table language |
| Donaghey and Ozkul Statistics Language | ⊕ 1971 | ↓ ↑ ⊕ Specialised Languages | ⊕ Statistical | ⊕ United States | |
| EIN | ⊕ 1971 | ↓ ↑ ⊕ Specialised Languages | ⊕ United States | ||
| ELP | ⊕ 1971 | ↓ ↑ ⊕ Specialised Languages | ⊕ External systems testing | ⊕ United States | English language avionics testing |
| ERL | ⊕ 1971 | ↓ ↑ ⊕ Specialised Languages | ⊕ Response languages | ⊕ United States | Evoked Response Language |
| ESP | ⊕ 1971 | ↓ ↑ ⊕ Specialised Languages | ⊕ Forecasting | ⊕ United States | Econometric Software Package |
| Flocoder | ⊕ 1971 | ↓ ↑ ⊕ Specialised Languages | ⊕ 2-D Graphic Languages | ⊕ United Kingdom | Flowchart-based languages |
| GPL/I | ⊕ 1971 | ↓ ↑ ⊕ Specialised Languages | ⊕ 2d shape | ⊕ United States | |
| GPSS 1100 | ⊕ 1971 | ↓ ↑ ⊕ Specialised Languages | ⊕ Process interaction | ⊕ United States | GPSS for the UNIVAC 1100 |
| Hocus Pocus | ⊕ 1971 | ↓ ↑ ⊕ Specialised Languages | ⊕ Process interaction | ⊕ United Kingdom | Algol based simulation language |
| Interactive STRUDL | ⊕ 1971 | ↓ ↑ ⊕ Specialised Languages | ⊕ Civil | ⊕ United States | Strudl for Timeshare systems plus graphics |
| ISP | ⊕ 1971 | ↓ ↑ ⊕ Specialised Languages | ⊕ Digital | ⊕ United States | |
| ISPL | ⊕ 1971 | ↓ ↑ ⊕ Specialised Languages | ⊕ Digital | ⊕ United States | Instruction Set Processor Language |
| JCL | ⊕ 1971 | ↓ ↑ ⊕ Specialised Languages | ⊕ Command systems | ⊕ United States | Job Control Language |
| MIRAGER | ⊕ 1971 | ↓ ↑ ⊕ Specialised Languages | ⊕ Assemblers | ⊕ United States | Micropgrogramming assembler |
| MUSIC 10 | ⊕ 1971 | ↓ ↑ ⊕ Specialised Languages | ⊕ Sound-Synthesis | ⊕ United States | Musical composition language |
| PIRL | ⊕ 1971 | ↓ ↑ ⊕ Specialised Languages | ⊕ Graph | ⊕ United States | |
| REGENT | ⊕ 1971 | ↓ ↑ ⊕ Specialised Languages | ⊕ 2d shape | ⊕ Germany | CAD Language |
| SAS | ⊕ 1971 | ↓ ↑ ⊕ Specialised Languages | ⊕ Statistical | ⊕ United States | Statistical Analysis System |
| sh | ⊕ 1971 | ↓ ↑ ⊕ Specialised Languages | ⊕ Command systems | ⊕ United States | Command language for UNIX |
| SIMPL | ⊕ 1971 | ↓ ↑ ⊕ Specialised Languages | ⊕ United States | Interactive simulation language | |
| SIMSOL | ⊕ 1971 | ↓ ↑ ⊕ Specialised Languages | ⊕ United States | CDC simulation language | |
| Speakeasy | ⊕ 1971 | ↓ ↑ ⊕ Specialised Languages | ⊕ Algebraic | ⊕ United States | Interactive expression-oriented language with plugins |
| SYMBOL | ⊕ 1971 | ↓ ↑ ⊕ Specialised Languages | ⊕ Category theory | ⊕ United States | Hardware based data structure programming language |
| UHFM | ⊕ 1971 | ↓ ↑ ⊕ Specialised Languages | ⊕ Algebraic | ⊕ United States | Formula manipulation language |