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

Ventity 3.0.2 Released

This is a minor maintenance release. Adds string functions for attribute initialization. Fixes license grace period. Improves consistency of computation when actions are triggered by random events at start of period. Reduces flicker in GIS visualization rendering. Provides control-drag for drawing initial arrows between stocks. Improves lat-lon defaults for GIS visualization with fixed coordinates. Improves

Ventity 3.0 Released

We’re pleased to announce the release of Ventity 3.0. There are many small improvements, plus two big new features: user-defined custom macros: and a visualizer for geospatial data: Check it out!

Vensim Import

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. The same insights apply with respect to Ventity, and in many cases Ventity’s flexible data infrastructure and dynamic cohort capabilities would provide further advantages.

Ventity 2.1 Release

We’re excited to announce the newest Ventity release: version 2.1 This update comes along with a new option for Encrypting your Ventity models, ensuring only verified users can access your model. Encryption is only available for use in non-evaluation versions of Ventity for security reasons. Along with Encryption, we’ve been working on streamlining the Error

Ventity 2.0.2 Released!

With the Ventity 2.0.2 release we’ve taken some time to focus on improving and fine-tuning some of our newer features while we prepare the next big content release of Ventity. To that end, we’ve revamped the macro commands recently added to Ventity. We’ve also fixed some issues with loading Vensim models into Ventity via 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