| ANSI BASIC | ⊕ 1980 | ↓ ↑ ⊕ Multi-purpose | ⊕ United States | Standardised BASIC | |
| Apple Pascal | ⊕ 1980 | ↓ ↑ ⊕ Multi-purpose | ⊕ Pascals | ⊕ United States | UCSD Pascal for the Apple II |
| C with Classes | ⊕ 1980 | ↓ ↑ ⊕ Multi-purpose | ⊕ United States | OO Extensions to C | |
| Edison | ⊕ 1980 | ↓ ↑ ⊕ Multi-purpose | ⊕ United States | Simplified coroutine Pascal for teaching | |
| IMP 80 | ⊕ 1980 | ↓ ↑ ⊕ Multi-purpose | ⊕ Early Autocodes | ⊕ United Kingdom | |
| Modular C | ⊕ 1980 | ↓ ↑ ⊕ Multi-purpose | ⊕ United States | Preprocessor-based extension to C allowing modules | |
| MPL | ⊕ 1980 | ↓ ↑ ⊕ Multi-purpose | ⊕ United States | Motorola Programming Language | |
| Pascal* | ⊕ 1980 | ↓ ↑ ⊕ Multi-purpose | ⊕ Pascals | ⊕ United States | |
| Pascal/R | ⊕ 1980 | ↓ ↑ ⊕ Multi-purpose | ⊕ Pascals | ⊕ Germany | |
| Pascal-80 | ⊕ 1980 | ↓ ↑ ⊕ Multi-purpose | ⊕ Pascals | ⊕ Denmark | |
| PASCAL-I | ⊕ 1980 | ↓ ↑ ⊕ Multi-purpose | ⊕ Pascals | ⊕ International | |
| PRAXIS | ⊕ 1980 | ↓ ↑ ⊕ Multi-purpose | ⊕ United States | High Level machine oriented algebraic computer language | |
| StarMOD | ⊕ 1980 | ↓ ↑ ⊕ Multi-purpose | ⊕ United States |