Prolog Development Center (PDC) was founded in 1984 with the development of a Prolog compiler - later to be known as Turbo Prolog, PDC Prolog and now Visual Prolog as its main activity. Since then PDC has established itself as a world leader in the development of Prolog and related products.
Today, PDC consists of an R&D and a consultancy division. The R&D Division is concerned with the development of the Visual Prolog compiler together with new methodologies and development tools.
Visual Prolog has become the most widely used Prolog compiler in the world with more than 300.000 installations. Visual Prolog is marketed worldwide by PDC and through an international network of distributors.
Prolog Development Center is a high technology software house dedicated to:
![]() | Being the international leader in the development of knowledge-based systems, expert systems and logic programming. |
![]() | Delivering this technology to our customers, where it provides tangible advantages, often integrated with other computer technologies. |
PDC is located in:
USA /Canada Prolog Development Center |
Europe Prolog Development Center A/S |
Russia / CIS Prolog-Soft Ltd. |