NAG Downloads - Fortran Library

Specific download information:

  • Fortran Library, Mark 24
  • For Windows XP/Vista/7/8
  • Using Intel(R) Fortran Compiler for 32-bit applications Version 13.0 and compatible (including Version 12.1)
  • File size of Fortran Library
    140 MB ; 147,378,176 bytes
  • File size of Documentation:
    103 MB ; 107,851,058 bytes
  • NAG Product Code: FLW3224DCL


The software is provided as self-extracting executable.
Download it from here (140 MB),
and then run flw3224dcl_setup.exe to install the Fortran Library.

For further installation instructions, please refer to the Installer's Note and Users' Note .


You can access the documentation on our website.
You also have the option to download the self-extracting executable from here (103 MB),
and then run setup_fl24_manual.exe to install the Fortran Library Manual.

Licence key

To enable the use of your NAG software you will need a relevant licence key. Instructions for obtaining a licence key are included in the products Installer's Note. Alternatively you can complete the ‘Request a Licence Key’ web form here. If you've already been supplied with a licence key from our Support Desk then you will not need to complete this form/request a key. In the event of difficulty please contact your NAG Technical Support Service.

Trial Request

For more information please fill out the trial request form.

Product Purchasing

The product can be purchased by contacting one of our offices.

Website Feedback

If you would like a response from NAG please provide your e-mail address below.

(If you're a human, don't change the following field)
Your first name.
This question is for testing whether you are a human visitor and to prevent automated spam submissions.
Enter the characters shown in the image.