List of system dynamics software

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This List allows comparison of various aspects of software offering system dynamics features:

Due to concerns over commercial postings on the System Dynamics main topic,
commercial hyperlinks are specifically NOT active on this list.

Comparison table: system dynamics software[edit]

Sortable table
Package name Free Software? License type Implementation language Last updated (year) Contact More info
Analytica N Commercial C++ 2013 http://www.lumina.com Supports system dynamics, Monte Carlo simulation, array abstraction, linear and non-linear optimization. Uses influence diagrams to define, navigate, and document models.
AnyLogic N Commercial with a free trial 30 day license Java 2014 http://anylogic.com supports system dynamics, agent based and discrete event modeling
ASCEND Y GPL C 2012 http://ascend4.org/ A free open-source computer program for solving small to very large mathematical models. ASCEND can solve systems of non-linear equations, linear and nonlinear optimisation problems, and dynamic systems expressed in the form of differential/algebraic equations.
Consideo N Commercial 2012 http://www.consideo-modeler.de/ (commercial software combining different methods, concept maps, system dynamics)
DYNAMO N Commercial, no longer distributed commercially AED, Pascal 1986 N/A historical DYNAMO models are often available at the MIT system dynamics web site. DYNAMO software for microcomputers may be available via eBay or other resale sites.
Dynaplan Smia N Commercial C++ 2013 http://www.dynaplan.com System dynamics, causal loops, multi-dimensional arrays, hierarchical models, reusable components, scripted functions, stochastic and sensitivity analysis, optimization, scenarios
Forio Simulations N Commercial - http://www.forio.com web-based system dynamics software
Insight Maker YL Insight Maker Public License JavaScript 2014 http://www.InsightMaker.com Web based, multi-user, supports Causal Loop Diagrams, Rich Pictures, Dialogue Mapping, Mind Mapping, as well as Stock & Flow simulation models.
JDynSim Y GPL Java 2010 http://code.google.com/p/dynsim/ System dynamics framework for java.
MapleSim N Commercial Java (GUI), C and Maple (engine) 2013 http://www.maplesoft.com/products/maplesim/ Modelica-based system-level modeling tool. Leverages symbolic computation through tight integration with Maple.
Mapsim Y GNU Library or Lesser General Public License (LGPL) Microsoft .NET 2009 http://mapsim.sourceforge.net/
Minsky Y GNU Library or Lesser General Public License (LGPL) C++ 2014 http://sourceforge.net/projects/minsky/?source=navbar Graphic wiring interface. Specialist economic modeling.
NetLogo Y GPLv2 Java, Scala 2009 http://ccl.northwestern.edu/netlogo Agent-based modeling environment in LOGO; supports system dynamics models as a secondary feature.
OptiSim N Free for educational use. Copyright 2009-2010 by Tomasz Zawadzki. All rights reserved. Java 2010 http://www.optisim.org/QLENG/ Web-based system dynamics software for educational use. Project no longer appears active and code is inaccessible
Powersim Studio N Commercial with a free trial 30 day license C++ 2013 http://www.powersim.com Supports system dynamics and discrete event modeling. Free renewable license for Studio Express
Pyndamics Y Free (MIT License) Python 2013 http://code.google.com/p/pyndamics/ Free and open source numerical dynamics software written in Python, supporting a simple syntax for writing differential equations.
RecurDyn N Commercial with a free trial 30 day license C++ 2013 http://www.recurdyn.de RecurDyn offers MultiBody Dynamic capabilities with an integrated powerful non linear Finite Element Method called MFBD technology (Multi Flexible Body Dynamics). RecurDyn returns precise dynamic motion results including stress analysis in one single simulation. It also features flexible body contacts and non linear deformations.
Simantics System Dynamics Y EPL Java, Modelica 2014 http://sysdyn.simantics.org Free and open source system dynamics modelling software with stock and flow modelling, hierarchical models and array variables.
Simile N Commercial C++, Prolog, Tcl 2013 http://www.simulistics.com/ System Dynamics software with object-based concepts: hierarchical (nested) models, associations between models. Models may be "pure" System Dynamics. Discrete event-based modelling. Free evaluation license limited to 25 model elements not by time or functionality.
Simulink N Commercial  ? 2012 http://www.mathworks.com/products/simulink/ Has tight integration with MATLAB
Sphinx SD Tools Y Apache License, Version 2.0. Java 2013 http://sourceforge.net/projects/sphinxes/
Stella, iThink N Commercial 2012 http://iseesystems.com Model builder based around an intuitive icon-based graphical interface
Sysdea N Commercial 2013 http://sysdea.com Browser-based modeling tool for a monthly fee
SystemDynamics Y GPL Java 2009 http://sourceforge.net/projects/system-dynamics/
TRUE (Temporal Reasoning Universal Elaboration) N Freeware Copyright 2002-2014 True-World. All rights reserved. WLanguage Windev 2014 http://www.true-world.com/ system dynamics + 3D Modeler (3D Rendering using OpenGL graphics library) + Procedural animation
Vensim N Commercial 2012 http://vensim.com/ PLE version free for educational and personal use; non-free versions for commercial use
VisSim N Commercial C 2011 http://www.vissim.com Accredited educational institutions are allowed to site license VisSim v3.0 at no cost. The latest versions of VisSim and add-ons are also available to students and academic institutions at reduced pricing. A read-only version of the software, VisSim Viewer is available free of charge and provides a way for people not licensed to use VisSim to run VisSim models.
L.^ Graphing library MxGraph is licensed separately (available under paid commercial licence)