Milk latest version is: 0.25

After download has been finished, you can unzip milk archive, a folder called milk-0.20 will be created. Copy the file tools.jar from your J2SE 6 installation into milk-0.20/lib folder and then you can execute launcher script milk.sh in the milk root.
Please note that if you're using Windows operating system, you have to launch milk JAR file manually, using java command with "-jar" flag.

usage: milk.sh [options] filename
options:
    -s, --static: performs static code review over filename using the default library
    -d, --dynamic: performs dynamic code review over filename using the default library
    -t, --translate: translates filename from Java to XML and then exits
    -r, --rebuild-library: rebuilds the default_library.zip file
    -R, --force-rebuild-library: rebuilds the default_library.zip file even if file exists


    -v, --version: shows version information
    -h, --help: shows this help menu