PyroSim
Analyze fire control and smoke dissipation in various structures for fire protection and safety or investigation.
Learn more →
Pathfinder
Understand pedestrian egress and congestion hazards for fire protection and safety or urban planning.
Petrasim
Model nonisothermal multiphase flow and transport in fractured and porous media for environmental engineering.
Documentation
Manuals and Reference Documents for all products
Tutorials
Getting Started, Applications and Feature Demos
Release Notes
Detailed changes each product release
FAQs
Frequently Asked Questions (FAQs) and Answers
Calendar
See upcoming events schedule.
FEMTC
Fire and Evacuation Modeling Technical Conference
Training
Both Online and In-person training options.
About
Learn more about Thunderhead Engineering
News
Announcements for our products and services
Jobs
Become a part of the Thunderhead team
Partners
International reseller and distributor network
Select a product below to see the Release Notes.
Release Notes for Pathfinder by Year
Release Notes for PyroSim by Year
