Free Software Downloads

Scaled-down versions of See5/C5.0, Cubist, and Magnum Opus are available without charge, subject to your consent to the Licence Agreement. These demonstration versions are limited to small datasets (up to 400 cases for See5/C5.0, up to 200 cases for Cubist, and up to 1000 cases for Magnum Opus), but otherwise incorporate almost all the features of the tools.

To download, click on the appropriate tool and operating system in the following table:

See5/C5.0 Cubist Magnum Opus
Windows 2000/Xp/Vista Windows 2000/Xp/Vista Windows 2000/Xp/Vista
Solaris Solaris
Linux (32-bit) Linux (32-bit) Linux (32-bit)
Linux (AMD64, EM64T) Linux (AMD64, EM64T) Linux (AMD64, EM64T)

In addition to the above freeware, organizations can obtain an obligation-free evaluation licence for the real thing. These non-renewable licences are valid for ten days from the date of issue. Click here for more information.


RuleQuest also provides free C source code to read and interpret the classifiers and models produced by See5/C5.0 and Cubist. Once you have run See5/C5.0 or Cubist on your data, you can then incorporate the resulting classifiers and models into other programs.

The source code is distributed "as is" and without warranty of any kind -- any use is at your own risk! To obtain a copy, click on the appropriate tool and format in the following table:

See5/C5.0 Cubist
zip archive zip archive
gzipped tar file gzipped tar file

© RULEQUEST RESEARCH 2007 Last updated May 2007


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