qmmp-qt5 (QT based multimedia player) This is the qt5 version. For the qt4 version, see the qmmp SlackBuild. Qmmp is an audio-player, written with help of Qt library. The user interface is similar to winamp or xmms. Qmmp can optionally use the following applications: libmms, libmpcdec, soxr + jack, libmodplug, ffmpeg, faad2, libbs2b, libprojectM, and libenca. You need soxr and jack to enable JACK support.