On Github: https://github.com/geodynamics/relax/releases

Other:

  Relax-1_0_4.tgz [2012-12-30]

    Source code, documentation and examples.

  Relax-1_0_3.tgz [2012-06-18]

    Source code, documentation and examples.

  Relax-1_0_2.tgz [2012-06-06]

    Source code, documentation and examples.

  Relax-1.0.1.tgz [2012-05-16]

    Source code, documentation and examples.

  Relax-1.0.0.tgz [2012-01-05]

    Source code, documentation and examples.