Ventana Systems UK

13/01/2026

Need help with your model? Click Help->Online forum from within Vensim. Or visit https://www.vensim.com/forum

15/10/2025

Vensim 10.4 is now available.

Causal tracing has been upgraded along with a new interactive document tool. Lots of other small tweaks and performance enhancements.

More details available at
https://www.vensim.com/documentation/vensim-10_4_x.html

And you can download directly from https://vensim.com/download/

05/09/2025

A great use of both Vensim and sdeverywhere. The BRIDGE simulation quantifies the impact of NIH budget cuts in the US.

https://www.linkedin.com/posts/msjalali_here-we-go-with-the-release-of-what-weve-activity-7364259790446809089-6Kn8?utm_source=share&utm_medium=member_android&rcm=ACoAAAE6tXsBVJHHJlPNIkI2OuzgzMyZEa4xQ3w

You can try the simulator yourself at
https://mj-lab.mgh.harvard.edu/nih-budget-simulator/

Here we go with the release of what we’ve been working on in recent months... What happens when research funding gets cut (and not just a little, but a lot)? Try our simulator to find out! Our new simulation model, BRIDGE, quantifies the impact of NIH budget cuts in the US. Built on 47 datasets (1...

14/08/2025

A big congratulations to our good friends at Climate Interactive (including two of our own staff) on winning the 2025 System Dynamics Applications Award.

The System Dynamics Society has recognized the En-ROADS team for its real-world impact and global reach.

11/08/2025

We hope all those that attended the conference got home safely.

Looking forward to Delft next year already.

06/08/2025

We are delighted to present some of the recipients of our sponsorship at the System Dynamics conference.

05/08/2025

This is just one of the interesting posters at the SD conference this evening.

04/08/2025

We are delighted to be here in Boston for the System Dynamics conference.

Feel free to pop by and say hello if you are here. We're always pleased to see and talk to you.

10/06/2025

Reposted from Hossein Hosseini.

Next week, I will hold a mini-workshop on with , co-hosted by the Oceania chapter of the and Centre for Supply Chain Research.

Date/time: June 20–1:00-4:30pm
Register: https://uow.au1.qualtrics.com/jfe/form/SV_dmV7XZEfsn12E9o

18/03/2025

We've released Vensim 10.3

Featuring a new equation editor, Bayesian inference, data files when publishing to the web, MCMC algorithm updates, plus lots more.

More details at
https://www.vensim.com/documentation/vensim-10_3.html

And you can download from
https://vensim.com/download/

18/01/2025

Molecules (model building blocks) have been in Vensim for many years. You can access them via Tools->Molecules.