| FGRAAL | ⊕ 1972 | ↓ ↑ ⊕ Experimental and other | ⊕ Graph | ⊕ United States | Fortran Graph extensions |
| GRAAL | ⊕ 1972 | ↓ ↑ ⊕ Specialised Languages | ⊕ Graph | ⊕ United States | Graphic extension to Fortran |
| SIMPL-G | ⊕ 1972 | ↓ ↑ ⊕ Specialised Languages | ⊕ Graph | ⊕ United States | SIMPL for graphs |