GNU mdk is distributed as a source tarball available for download in the following URLs:
The above sites contain the latest stable releases of mdk. The development branch is available as a Git repository located at1
After you have downloaded the source tarball, unpack it in a directory of your choice using the command:
tar xfvz mdk-X.Y.tar.gz
where X.Y stands for the downloaded version (the current stable release being version 1.2.7).