Source: gmidimonitor Section: sound Priority: extra Maintainer: Debian Multimedia Maintainers <pkg-multimedia-maintainers@lists.alioth.debian.org> Uploaders: TANIGUCHI Takaki <takaki@debian.org>, Jaromír Mikeš <mira.mikes@seznam.cz> Build-Depends: debhelper (>= 10), libasound2-dev, libgtk2.0-dev, libjack-dev, pkg-config, python Standards-Version: 3.9.8 Homepage: http://home.gna.org/gmidimonitor/ Vcs-Git: https://anonscm.debian.org/git/pkg-multimedia/gmidimonitor.git Vcs-Browser: https://anonscm.debian.org/cgit/pkg-multimedia/gmidimonitor.git Package: gmidimonitor Architecture: any Depends: ${misc:Depends}, ${shlibs:Depends} Description: GTK+ application that shows MIDI events GMIDImonitor is GTK+ application that shows MIDI events. . You need to connect desired source of MIDI events to gmidimonitor input using some kind of patchbay like qjackctl, patchage. For restoring connections (not connecting every time) you can use LASH.