Datalog Educational System version 2.7 (released on  January, 2012):

Documentation

Quick Installation Guide

Executable Distribution (Includes documentation):

Windows with GUI (32bit, Windows 98 and later).
Built with SICStus Prolog

Windows OSs (32bit, 98 and later).
Windows and console applications built with SICStus Prolog

Windows OSs (32bit, 98 and later).
Windows and console applications built with SWI-Prolog

Windows OSs (64bit, 98 and later).
Windows and console applications built with SWI-Prolog

Linux OSs (32bit, glibc2.7 and Intelx86 platforms).
Built with SICStus Prolog on Ubuntu 10.04.1.
Console application (Typically faster and scales better.)

Linux OSs (32bit, glibc2.3 and Intelx86 platforms).
Built with SWI-Prolog on Ubuntu 10.04.1.
Console application

Mac OS X Snow Leopard (Intelx86 platforms).
Built with SWI-Prolog.
Console application

Building your own executable with SICStus Prolog
(64bit, other OSs, CPUs, ...)

Building your own executable with  SWI-Prolog
(64bit, other OSs, CPUs, ...)

Source Distribution (Includes documentation):

Ciao Prolog 1.14.2 (zipped, tared-gzipped)

GNU Prolog 1.4.0 (zipped, tared-gzipped)

SICStus Prolog 4.2.0 (zipped, tared-gzipped)

SWI-Prolog 5.10.5 (zipped, tared-gzipped)

Underlying Alternative Prolog Systems:

Ciao Prolog

GNU Prolog

SICStus Prolog

SWI-Prolog

Previous Versions