Visual Prolog 5.2 (2024)

Released in the late 90s, VP 5.2 was a product of its time. It offered a complete IDE that allowed developers to drag-and-drop Windows interface elements (dialogs, menus, toolbars) and automatically generate the skeleton code.

Visual Prolog 5.2, released by Prolog Development Center (PDC) in the late 1990s, represents an important milestone in the evolution of Prolog from a purely academic, text-based logic programming language into a tool capable of building real-world Windows applications. It is a strongly typed, object-oriented extension of classical Prolog, married to a graphical IDE and a visual form designer. visual prolog 5.2

While it never achieved mass adoption, it carved a niche in expert systems, knowledge-based applications, and academic teaching of logic programming with GUIs. Released in the late 90s, VP 5