| AGL | ⊕ 1975 | ⊕ France | |||
| BASIC-PLUS | ⊕ 1975 | ⊕ Street basics | ⊕ United States | ||
| BCY | ⊕ 1975 | ⊕ Other Algol 60s | ⊕ China | Chinese ALGOL 60 | |
| CBCL | ⊕ 1975 | ⊕ United States | |||
| Dakin | ⊕ 1975 | ⊕ Command systems | ⊕ United Kingdom | Generalised Job Control Language | |
| GTL | ⊕ 1975 | ⊕ Other lambda | ⊕ Australia | General Tuple Language | |
| HOS-STPL | ⊕ 1975 | ⊕ United States | |||
| Lex | ⊕ 1975 | ⊕ Grammar and Syntax-oriented | ⊕ United States | Scanner generator | |
| MODEL | ⊕ 1975 | ⊕ United States | |||
| RABBIT | ⊕ 1975 | ⊕ United States | Compiler for Scheme | ||
| REC | ⊕ 1975 | ⊕ United States | |||
| SOL-370 | ⊕ 1975 | ⊕ United States | Port of SOL to IBM System 370 | ||
| SPG | ⊕ 1975 | ⊕ United Kingdom | |||
| SQL | ⊕ 1975 | ⊕ RDBMs | ⊕ United States | ||
| SQUARE | ⊕ 1975 | ⊕ RDBMs | ⊕ United States | ||
| STAB-11 | ⊕ 1975 | ||||
| YACC | ⊕ 1975 | ⊕ Grammar and Syntax-oriented | ⊕ United States | Compiler Compiler |