It offers a familiar, user-friendly, easy to use and flexible graphical interface. The application is fully functional, good-looking and fully compatible with the widely used Jabber/XMPP protocol. It supports GNU/Linux, Microsoft Windows and Mac OS X operating systems. Kadu is an open source graphical software that provides users with a multi-protocol instant messaging solution for the Gadu-Gadu protocol.
Kadu 1.5 released, install on debian, ubuntu/Linux Mint, OpenSUSE, Gentoo, Arch Linux, Mandriva and Mac OSX