Archive | Release RSS feed for this section

Ventity Release 1.0.1

We’ve released a minor update to Ventity that resolves a “bootstrap” error on start up, experienced by a few users. If you already have release 1.0 running, there’s nothing to do – this is otherwise identical. If you’re just getting started, download Ventity with an evaluation license here. If you already have a license, get


Ventity 1.0 Released

Ventity is now officially available! Learn more about it. Download an evaluation copy. Purchase a license (or claim a free one). Release 1.0 includes enhanced Causal Tracing™, with interactive trees and strip graphs:


Ventity Beta E48, October 6, 2016

The latest beta is #E48, October 6th. Get it here. There are several improvements over the September release, but one that’s particularly helpful is color-coordination of entity traces across multiple charts: We’re preparing for commercial release, so this version is testing licensing infrastructure. For the moment, this could hardly be easier – just click the

Ventity Beta update E30, September 27, 2016

The latest beta is #E30, September 27th. Get it here. There are many refinements in this version, and stability is very good. There are too many items to list, but here are a few representative improvements: Causal tracing tables simplify debugging Copy-paste stability much improved Multi-sliders for Synthesim-like control Optimization with vector inputs and outputs

Vensim’s new partner – Ventity

At the System Dynamics Conference in Delft, we showed a complementary new product – Ventity – that solves some problems that can be intractable in most simulation languages. Here’s a quick preview: There’s a Ventity poster and more detailed white paper in the conference proceedings: Ventity Poster ISDC 2014 Entity-Based System Dynamics White Paper