The GNU Prolog native compiler
Deductive Database with Datalog, SQL, RA, TRC, DRC
ECLiPSe Constraint Logic Programming System
Euler Yet another proof Engine
illness_index A Computer Program of a Medical Textbook.
Amine is a Multi-Layer Platform for the dev. of Intelligent Systems
Syllog is a system for teaching logic, with anonymous answer logging
An OrBAC policy editor
Java Internet Prolog (Moved to GitHub)