Ventity is software for modeling dynamic systems. It combines a friendly, pretty interface with the power of modular entities, data-friendly architecture and dynamic model structure changes.

Featured

Some features & applications of Ventity:

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  • Dynamic Structure

    In Ventity, you can introduce new entities on the fly during a simulation. You can introduce them via data, or programatically with discrete Actions. Introduce a firm into a market when you need it, or delete a cohort of products when they’re all sold. Simulate and review just your real behavior, without lots of clutter

  • Entity Selection by Attribute

    Need to see all the model year cohorts of diesel vehicles in your fleet? No problem. Ventity’s Entity Picker lets you select entities for viewing by model run, unique ID, or any entity attribute. Similarly, you can create collections of entities by attribute, and use those to compute aggregates – sum, average, maximum – for

  • Flexible Development Environment

    Work efficiently with dockable windows and non-modal dialogs.

News

We invite you to read about recent releases and other news:

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  • 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

    Ventity 5.1 adds new features including Run Lists, Style Overrides, and options to hide run-time warnings.  This version also supports the use of entities created during the simulation by sensitivity and optimization parameters.  See the help for more details.

  • What’s New @ ISDC 2024

    Video from the Ventana Systems vendor demo/user group session at the 2024 System Dynamics conference in Bergen. See also: the new workshop video.