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SICStus Prolog

State-of-the-art, ISO standard compliant Prolog development system for enterprise applications.

v4.10.1
Released Jan 2025
Version 4.10.1
Performance 303 MLips
Standard ISO 13211
MiniZinc Medals 5
Platforms Win/Linux/Mac
Architecture 32 & 64-bit
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High Performance

303 MLips with JIT compilation to native code

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ISO Compliant

Full ISO/IEC 13211-1 with all corrigenda

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CLP(FD)

Award-winning constraint solver

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Interoperability

C/C++, Java, .NET, Tcl/Tk, ODBC

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SPIDER IDE

Eclipse-based with debugging & profiling

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Cross-Platform

Windows, Linux, macOS support

Quick Example

% Constraint solving example
:- use_module(library(clpfd)).

solve(X, Y, Z) :-
    [X,Y,Z] ins 1..9,
    X + Y #= Z,
    X #< Y,
    label([X,Y,Z]).

% ?- solve(X, Y, Z).
% X = 1, Y = 2, Z = 3

Trusted By

NASA
Clarissa voice-operated procedure browser for ISS
Ericsson
Network Resource Manager for IP backbone config
RedPrairie
COPLEX real-time logistics optimization

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