git clone --recursive https://github.com/geodynamics/relax.git
https://github.com/geodynamics/relax
Source packages can be installed automatically on Mac OS X platform using fink with the command:
fink install relax
Source packages can be installed automatically on Mac OS X platform using Macports with the command:
port install relax3d
If the installation fails, you may have to run:
sudo port install fftw-3 +gcc47
Sylvain Barbot