Testing for First Beta Release

January 31, 2011
Pathfinder development last week was focused on internal testing and bug fixes. The first pass revealed some regressions that we needed to deal with prior to a public beta. On the bright side, the added flexibility of our new locally quickest technique made it possible to fix some known bugs from previous releases. This week we will run through our test set again and (if all goes well) post a public beta shortly after. Read More...

Locally Quickest Paths

January 20, 2011
One of the major improvements scheduled for Pathfinder 2011 is a change to how occupants plan their paths out of the building. Read More...

Pathfinder 2011, In Progress

January 13, 2011
Pathfinder 2011 development has started. We are planning to post a sequence of beta releases as we make progress toward the official release - which is currently scheduled for March.  Read More...

Pathfinder 2009.2.1019

October 19, 2009

This is an update release for Pathfinder 2009.


Pathfinder 2009.1.0417

April 17, 2009

Pathfinder first commercial release.

Thank you very much to our beta testers who helped identify the issues resolved below.

This release includes the following improvements over the previous release:


Pathfinder 2009.1.0310 RC3

March 10, 2009
This release fixes a few additional issues related to “entanglements” between the Pathfinder and PyroSim installers. Duplicate GUIDs were preventing some installed resources from being removed when uninstalling – if PyroSim had also been installed on the system. Now, when uninstalling, Start Menu items will be correctly removed. Also, videos can now be recorded ... Read More...

Pathfinder 2009.1.0306 RC2

March 6, 2009
This release fixes an installer bug in Pathfinder 2009.1 RC1. The installer shared an MSI “Upgrade Code” with PyroSim. As a result, the Pathfinder 2009.1 RC1 install will corrupt any existing PyroSim 2008 installs. Also, attempting to re-install PyroSim 2008 will fail until Pathfinder 2009 is removed. We have fixed the Pathfinder upgrade ... Read More...

Pathfinder 2009.1.0306 RC1

March 6, 2009

This release is the first release candidate for the full commercial version of Pathfinder. It contains the following improvements over the previous release:


Pathfinder 2009.1.0126 (Beta)

January 26, 2009

This release addresses a few issues reported against the previous Beta update and adds some new 3D human models. Additional documentation will now be accessible via the start menu.


Pathfinder 2009.1.0122 (Beta)

January 22, 2009

This release is an update to the Pathfinder public beta. This new version addresses many of the issues users reported with occupants becoming stuck and enables geometry import for PyroSim models.