We at Ventana Systems sadly mark the passing of Jay Forrester, pioneer in servomechanism control, digital computing, System Dynamics and global modeling. We hope that our tools and our work may carry on in Jay’s spirit, to help people better … Continue reading
The latest version of Climate Interactive‘s award-winning C-ROADS climate change policy simulator, powered by Vensim, is available at https://www.climateinteractive.org/tools/c-roads/ You can run the simpler World Climate version online, in a nice browser interface:
The Millennium Institute (MI) is pleased to announce the release of Version 1.2 of the Integrated Sustainable Development Goals planning model (iSDG). The iSDG is a comprehensive simulation tool developed with Vensim that generates country-specific development scenarios to show the … Continue reading
Energy Innovation has a cool new simulator that lets users explore what it takes to achieve energy and emissions targets, in detail. The simulator is online with a custom HTML5 interface that runs a Vensim model on servers using the … Continue reading
This video shows several ways to build causal loop diagrams in Vensim. We start simple with Vensim PLE, and then illustrate some additional features, like navigation links, that are possible in DSS. The first ten minutes should have you up … Continue reading
Congratulations to Joona Tuovinen for receiving the Best Poster award at ISDC 2016, for The Dynamics of Product Commonality: implications of the circular causality between product and firm structures. The conference proceedings include the paper and Vensim model in the … Continue reading
This video walks through a critique of the World model that kicked off the Limits to Growth debate, starting with Forrester’s World Dynamics, followed by World3 and the Limits to Growth and many subsequent works. The purpose of this video … Continue reading
Get It Vensim 6.4 is available for download or purchase in the Vensim Store . Upgrades are easy – just visit the download page and enter your license key information. If your maintenance is current, you can download immediately. If … Continue reading
The public beta of Ventity, new simulation software, is now available – we’ve just uploaded the latest (build 573). Get it at https://vensim.com/ventity.html Ventity is new simulation software for complex systems. Key benefits include: Modularity and object orientation, supporting sectors … Continue reading
SDM-Doc is a nice open source tool for documenting system dynamics models. The latest version runs in Java and provides new functionality. See the Workbench for a link: SDM-Doc/Java The Java version provides a superset of the .NET capabilities (expect … Continue reading
