A Soundfont player compiled from source. Qsynth is the graphical interface for Fluidsynth. Requires JACK to be installed AND RUNNING, so download JACK-Qjackctl dotpup as well and start JACK before starting Fluidsynth-Qsynth.

Graphical soft-synth which has a number of preset synth and instrument sounds and allows you to create your own. Compiled from source. Requires JACK to be installed AND RUNNING, so download JACK-Qjackctl dotpup as well and start JACK before starting Xsynth-DSSI.