Processing Modflow 11

License key required to unlock to full version.
Per-User Installation
Version 11.0.3 (07/04/2022): 64-bit Version
Version 11.0.2 (10/10/2021): 64-bit Version
Version 11.0.1 (10/04/2021): 64-bit Version
Version 11.0.0 (12/07/2020): 64-bit Version

Per-Machine Installation (requires Administrator Privilege)
Version 11.0.3 (07/04/2022): 64-bit Version
Version 11.0.2 (10/10/2021): 64-bit Version
Version 11.0.1 (10/04/2021): 64-bit Version
Version 11.0.0 (12/07/2020): 64-bit Version

Processing Modflow X

License key required to unlock to full version.
Per-User Installation
Version 10.0.24 (12/21/2021): 64-bit Version
Version 10.0.23 (1/10/2020): 64-bit Version 32-bit Version
Version 10.0.22 (8/28/2019): 64-bit Version 32-bit Version
Version 10.0.21 (7/15/2019): 64-bit Version 32-bit Version
Version 10.0.20 (2/17/2019): 64-bit Version 32-bit Version
Version 10.0.19 (1/16/2019): 64-bit Version 32-bit Version

Per-Machine Installation (requires Administrator Privilege)
Version 10.0.24 (12/21/2021): 64-bit Version
Version 10.0.23 (1/10/2020): 64-bit Version 32-bit Version
Version 10.0.22 (8/28/2019): 64-bit Version 32-bit Version
Version 10.0.21 (7/15/2019): 64-bit Version 32-bit Version
Version 10.0.20 (2/17/2019): 64-bit Version 32-bit Version
Version 10.0.19 (1/16/2019): 64-bit Version 32-bit Version

Processing Modflow 8

Public Domain as of 7/25/2021, please use this license key to unlock to full version: “PMFV8 – YQFGE – TXTJX – A57BJ – 4KXMT”
Version 8.047 (01/15/2017): 32-bit Version1
Notes
1The bitmap support of this version has been tested to run correctly in Windows 7 and Windows 10, version 2004 and later. This version also works in earlier versions of Windows 10 if you set it to run in the Compatibility Mode for Windows 7. You need to right-click on the installed executable file pmwin.exe, select Properties, click the Compatibility tab, then set the compatibility mode to “Run this program in compatibility mode for Windows 7”

Processing Modflow 7

Public Domain, please use this license key to unlock to full version: “PMWIN – P8B5Q – CK4ME – 4BK63 – W8JRS”
32-bit (Version 7.1.5) (last update: 09/28/2012; file size: 26,404 KB). 
User Guide (last update: 04/06/2006; file size: 5,843 KB).
Release Notes

Seer3D 2

License key required to unlock to full version.
Installation instructions prior to version 2.1.0

  • Download the setup file
  • Unzip its contents to a clean directory
  • Run setup.exe and then follow the screen instruction to install the Visual C++ Runtime Libraries and the Seer3D application.

seer3d210.zip (32-bit Version)
seer3d209.zip (32-bit Version)
seer3d208.zip (32-bit Version)