QjackCtl JACK Audio Connection Kit - Qt GUI Interface

Old main control window

Old setup configuration dialog: Server Settings

Old setup configuration dialog: General Options

Old setup configuration dialog: Display Options

Old setup configuration dialog: Miscellaneum Options

Messages log window

Status window

Audio (JACK) connections window

MIDI (ALSA) connections window

Patchbay definition profile editor window

Patchbay definition Audio (JACK) socket/plug dialog

Patchbay definition MIDI (ALSA) socket/plug dialog

Old About dialog
You may also look at screenshots from primordial releases.