Download GAMS Release 30.1.0 (January 10, 2020)

Please consult the release notes before downloading a system. Here are the detailed platform descriptions and installation notes.
The GAMS distribution includes the documentation in electronic form.


MS Windows

Microsoft Desktop and Server Operating Systems (x86_64 architecture)


GNU/Linux System (x86_64 architecture)

Mac OS X

Macintosh System (x86_64 architecture)

other platforms

For the GAMS systems for AIX and Solaris, please contact to request a download.

Request a Demo License

GAMS will not work without a valid license. Please use the form below to request a demo license.

*Required: The information you provide to us will be used in accordance with the terms of our Privacy Policy.


  1. Model size limits with a demo license

    • For linear models (LP, RMIP, and MIP) GAMS will generate and solve models with up to 2000 constraints and 2000 variables
    • For all other model type GAMS will generate and solve models with up to 1000 constraints and 1000 variables
    • Some solvers may enforce tigther limits. Please check the licensing chapter for details

    The GAMS log will indicate that your system runs in demo mode

    GAMS 30.0.0   Copyright (C) 1987-2019 GAMS Development. All rights reserved
    Licensee: GAMS Demo license for Jane Doe                 G191203|0002CO-GEN
              Jean Grey School for Higher Learning, United States      DL000004
    , Jane Doe
              Demo license for demonstration and instructional purposes only 

    GAMS will terminate with a licensing error if you hit one of the limits above:

    *** Status: Terminated due to a licensing error *** Inspect listing file for more information
  2. MD5-Hash values (use a program like md5sum to verify):

    71210c9b52e597387a5c6111c82c5cd4  MS Windows   (windows_x64_64.exe)
    010f07876c33ebb6a3d33532b90cdc9b  Linux        (linux_x64_64_sfx.exe)
    5ae1765cf118d754aa0547bbd8958fb2  Mac OS X     (GAMS30.1.0.dmg)
    3776836fe590174912730d3711903ac9  Mac OS X     (osx_x64_64_sfx.exe)
  3. For Mac OS X, also a simple self-extracting archive is available, which you can download here.

    Note, that this archive does not contain GAMS Studio.

  4. The SmartScreen Filter on Microsoft Windows might give a warning during the installation. For more information please check our Support Wiki.

  5. To deliver GAMS with the best performance we are using the Amazon CloudFront web service, a global network of edge locations for content delivery.