FLAC3D System Requirements

System Requirements

  • Operating System:
    • Windows 8.1 or later (with the latest service packs installed)*
    • Linux: Ubuntu 20.04.6 LTS (Focal Fossa)
    Linux: Ubuntu 20.04.6 LTS (Focal Fossa)
  • Processor:
    • Intel Core i7 CPU (3 GHz) or better
    • 64-bit Intel or AMD processor (Not Apple)
  • Hard Disk: 500 GB
  • Memory (RAM): 16 GB
  • Video Card: HD graphics card (1920 x 1080 pixels), OpenGL 3.3 or higher
  • Ports: 1 USB port is required for the security key for Desktop and Network licenses (Web licenses are also available)

Recommended System

  • Operating System:
    • Windows 10 Pro or later (with the latest service packs installed)*
    • Linux: Ubuntu 20.04.6 LTS (Focal Fossa)
    • Will install and run on Windows 11
  • Processor:
    • Intel Core i9 CPU (3 GHz) or better
    • 64-bit Intel or AMD processor (Not Apple)
  • Hard Disk: 1 TB
  • Memory (RAM): 64 GB
  • Video Card: 4k graphics card (3840 x 2160 pixels), OpenGL 3.3 or higher
  • Ports: 1 USB port is required for the security key for Desktop and Network licenses (Web licenses are also available)


Itasca Software v9 has been tested on Windows 11 and all programs were successfully installed and run.

*Please read our full OS Policy.

Software Downloads

FLAC3D Releases

FLAC3D Legacy Releases


Latest News
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Upcoming Events
12 May
“Getting Started With Dynamic Modeling in FLAC3D
This training supplies the tools needed to describe and apply the workflow for dynamic analysis in FLAC3D, demonstrating a comprehensiv... Read More
11 Jun
Python in Itasca Software
This course provides an overview of the Python programming language in Itasca software.The course covers major applications of Python t... Read More
16 Jun
IMAT Training: Revolutionizing Mining Analysis with Seismology & Numerical Modeling
Explore IMAT’s latest upgrade, uniting open-pit and underground mining capabilities for faster, smarter, and more efficient modeling.... Read More