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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  • Flexible Development Environment

    Work efficiently with dockable windows and non-modal dialogs.

  • Causal Tracing®

    Like Vensim®, which created the tool, Ventity has Causal Tracing for rapid model analysis:  

  • Data-Friendly Architecture

    Ventity fits relational and ad hoc data sources naturally, because it represents detail with collections of entities rather than arrays. You can enter data easily, with convenient builtin tables or spreadsheet links.

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.