Ventity 5.2 Release
Feature Enhancements ·Sensitivity Analysis now uses parallel simulation which utilizes available processors to speed up the process ·Save Period to reduce size of output files and speed up processing ·Sensitivity Progress Window has been added to monitor the progress of a sensitivity run ·Style Sheets can now be used to change font sizes and colors […]
Ventity 5.1 Release
What’s New @ ISDC 2024
Ventity 4.9 Release
What’s New 2022?
Ventity 4.8 Release
Ventity 4.7 Release
Ventity 4.6 Beta
Ventity 4.5 Release
Doing Classic SD in Ventity
Ventity extends the System Dynamics paradigm with a number of features that enable dynamic cohorts, agents, networks and other hybrid simulation features. However, Ventity is pretty great for simple, aggregate dynamic models, too. You don’t need to know about its advanced features to put the entity architecture to good use by automating suites of policy […]
Ventity 4.4 release
Ventity 4 beta release
Vensim 8.1 Release
Vensim 8.1 is now available for download. See you at the System Dynamics Conference to talk about it!
Community Coronavirus Model
This video explores a simple epidemic model, parameterized for a community confronting coronavirus. The video is in Vensim, but we’ve now translated the model to Ventity: Community corona 8.zip There’s another copy at metasd.com, where you can share comments. Also, check back here for updates to the model and a companion video, to be released soon.
Coronavirus & Epidemic Modeling
Community Coronavirus Model This video explores a simple epidemic model, parameterized for a community confronting coronavirus. You can run the model using Vensim PLE or the Model Reader (or any higher version). Our getting started and running models videos provide a quick introduction to the software. The model: For PLE/Pro/DSS: community corona 7.mdl For the Reader (or any other): community corona 7.vpmx.zip There’s […]
Ventity 3.0.2 Released
This is a minor maintenance release. See the Release Notes for details. Download a new copy, or update your existing software.
Ventity 3.0.1 Released
This is a minor maintenance release, but it brings substantial improvements to the beta GIS visualizer. See the Help System for details.
Ventity 3.0 Released
Translating Vensim models to Ventity
This video covers Ventity’s features for importing Vensim models.0:00 – a quick overview of the import feature and how we think about it1:37 – importing a simple model of stock management18:05 – importing a more complex, subscripted competitive market model
Dynamic Simulation > Spreadsheets
This video explores the improvements possible when a complex spreadsheet model is translated into Vensim.
Ventity 2.0.1 Released
We’ve been hard at work on the Ventity 2.0.1 release and wanted to highlight some of the new and improved features – it’s actually a significant upgrade – more of a “2.1” than the version number indicates. We’ve rebuilt the autocomplete text prompts in stocks, flows, auxiliaries and actions to list the variables linked on […]