| DDL | ⊕ 1964 | ↓ ↑ ⊕ Specialised Languages | ⊕ 2d shape | ⊕ United States | Drawing Descriptive Language |
| MADS | ⊕ 1964 | ↓ ↑ ⊕ Specialised Languages | ⊕ 2d shape | ⊕ United States | |
| SAL | ⊕ 1964 | ↓ ↑ ⊕ Specialised Languages | ⊕ 2d shape | ⊕ United States | Display primitives system for PDP-6 |