Downloads - NAG C Library - CLL6A23DHL

Linux 64 (Intel ® 64 / AMD64), 64-bit Integer (ILP64)

Specific download information:

  • Using GCC version 4.1.2 and compatible
  • Using 64-bit Integer
  • File size of C Library
    90.4 MB ; 94,824,548 bytes
  • File size of Documentation
    120 MB ; 126,008,771 bytes
  • NAG Product Code: CLL6A23DHL
  • Mark 23


Download the single tar gzip file from here (size: 90.4 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: 120 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 NAG's Technical Support Service.

Trial Request

For more information on trialling NAG software click here

Product Purchasing

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