| ALEPH | ⊕ 1988 | ⊕ United States | |||
| Alex | ⊕ 1988 | ||||
| ALPS | ⊕ 1988 | ⊕ United States | |||
| Amber | ⊕ 1988 | ⊕ United States | |||
| CAL | ⊕ 1988 | ⊕ Japan | ICOT Constraint Logic Programming Language | ||
| CIEL | ⊕ 1988 | ⊕ France | |||
| ConMan | ⊕ 1988 | ⊕ United States | Visual Programming Language | ||
| FIDIL | ⊕ 1988 | ⊕ United States | Array based language with domains and regions as first class elements | ||
| FLANG | ⊕ 1988 | ⊕ Russian Federation | constraint functional-logic language | ||
| Fleng | ⊕ 1988 | ⊕ Japan | |||
| Forsythe | ⊕ 1988 | ⊕ United States | |||
| GL | ⊕ 1988 | ⊕ United States | |||
| HISP | ⊕ 1988 | ⊕ Japan | Algebraic Specifcation language | ||
| Hoselton FORTH | ⊕ 1988 | ⊕ United States | |||
| Impala | ⊕ 1988 | ⊕ Australia | |||
| ISWYM | ⊕ 1988 | ⊕ United States | |||
| KFX | ⊕ 1988 | ⊕ United States | |||
| MacParlog | ⊕ 1988 | ⊕ United Kingdom | |||
| Mind | ⊕ 1988 | ⊕ Japan | |||
| O2 | ⊕ 1988 | ⊕ France | Object-oriented database language | ||
| Orwell | ⊕ 1988 | ⊕ United Kingdom | |||
| OSCAR | ⊕ 1988 | ||||
| Parlog++ | ⊕ 1988 | ⊕ United Kingdom | |||
| PICASSO | ⊕ 1988 | ||||
| PROSE | ⊕ 1988 | ||||
| RTAG | ⊕ 1988 | ||||
| Ruby | ⊕ 1988 | ⊕ United States | |||
| SFLV | ⊕ 1988 | ||||
| SNOOP | ⊕ 1988 | ||||
| SR | ⊕ 1988 | ⊕ United States | Synchronizing Resources - concurrent programming language | ||
| Stella | ⊕ 1988 | ⊕ Japan | |||
| Tinkertoy | ⊕ 1988 | ||||
| TS | ⊕ 1988 | ⊕ United States | Typed Smalltalk | ||
| Tui | ⊕ 1988 | ||||
| Tuple Space Smalltalk | ⊕ 1988 | Smalltalk with Tuple Spaces | |||
| TYPOL | ⊕ 1988 | ||||
| Unity | ⊕ 1988 | ⊕ United States | |||
| VISUAL BASIC | ⊕ 1988 | ⊕ United States | |||
| XE | ⊕ 1988 | ⊕ Finland | Expert Systems CLU | ||
| Zeitgeist | ⊕ 1988 | ⊕ United States | Object-oriented data base programming language |