Drawj2d available from rpm-repository (Linux)

Drawj2d has been uploaded to a software repository on the opensuse build server.

Go to http://software.opensuse.org/package/drawj2d?search_term=drawj2d. There are repos for various rpm based Linux distributions like openSUSE, Redhat, Fedora, ScientificLinux.
From the site you can download the installation file (rpm). Or you can add http://download.opensuse.org/repositories/home:/qwert2003/openSUSE_Leap_42.1/ (choose your distro) to your favorite repos, that way you'll get update notifications.