NAG Downloads - Fortran Library

AMD64 systems and compatible (including Intel64)

Specific download information:

  • Fortran Library, Mark 22
  • For Linux (glibc-2.9-3) and compatible
  • Using PGI Fortran Compiler pgf90 9.0-1 and compatible
  • File size of Fortran Library
    113 MB ; 118652462 bytes
  • File size of Documentation
    133 MB ; 139835773 bytes
  • NAG Product Code: FLL6A22DPL


Download the single tar gzip file (tgz) from here (113 MB).
For detailed installation instructions, click here.

For implementation specific information, 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 tgz file from here (size: 133 MB). For detailed installation instructions, click here.

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.