causal loop diagram

System Dynamics Java-Framework

A super light-weight web app to create causal loop diagrams (CLD) online. This is useful in Systems Thinking and System Dynamics.

Apocalypse Dynamics is an updated version of the MIT's World 3 model. The version hosted on Github is the open source community edition. To get a license of the enterprise edition, please check the Abak Consulting's website.

Introductory: Training Smoking Cessation Model. Start here if you are new to python or ASDM

The BPTK Model Library is a collection of System Dynamics and Agent-based models built using the Business Prototyping Toolkit for Python.

Advanced: Open Source SD Model Predicting the Effects of Donanumab on the NHS

Moderate: This model looks at Covid-19 recovery in the NHS and takes you through the different ways to compile an ASDM model

This model captures how decision-making delays, shipment release limits, and demand noise interact to intensify order variability and destabilize material planning. Stock balance, forecast updating, and replenishment equations enable realistic simulation of operational dynamics including capacity constraints, service failure, and backlog risks.

System dynamics model of the Ebola outbreak in Nigeria 2014

System Dynamics Model of the Student Housing Crisis

System Dynamics Identification

Support material for workshops held at the International System Dynamics Conference 2022

Implementation of Meadows et al's World3 model within Ventity