MarsSeed [1] filed a deletion request for pidgin-musictracker-mpris2 [2]: I don't think this plugin for Pidgin would still work. As Pidgin is based on Gtk3, whereas this plugin from 2010 is using Gtk2.
[1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/pidgin-musictracker-mpris2/
