| EDL | ⊕ 1989 | ↓ ↑ ⊕ Specialised Languages | Experiment control and recording | ||
| EOL | ⊕ 1968 | ↓ ↑ ⊕ Specialised Languages | Experiment control and recording | ⊕ United States | Experimenter Oriented Language |
| LUCIFER | ⊕ 1966 | ↓ ↑ ⊕ On-Line | Experiment control and recording | ⊕ United States | Text manipulation system for experimental results |
| PSYCHOL | ⊕ 1968 | ↓ ↑ ⊕ Experimental and other | Experiment control and recording | ⊕ United Kingdom | language for psychological experimentation |
| Reaction Handler | ⊕ 1967 | ↓ ↑ ⊕ Experimental and other | Experiment control and recording | ⊕ United Kingdom | Control language for experimentation |