New SDM-Doc version

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

Vensim 6.3 Released

Vensim 6.3 is available for download or purchase in the Vensim Store. 6.3 emphasizes engine improvements that keep Vensim #1 when it comes to industrial strength simulation. There are also some usability upgrades, like better number formatting and placement of the workbench variable in the bottom status toolbar. Continue reading