| Data Structures Language | 1968 | String and List Processing | Other IAL Coeval | United States | MAD dialect with extensions for lists and graphics |
| GOM | 1961 | Other IAL Coeval | United States | ||
| Mad/I | 1965 | Numerical Scientific | Other IAL Coeval | United States | Advanced algorithmic language |
| TUG Algol | 1959 | Multi-purpose | Other IAL Coeval | United States | TRANSAC IAL |