synthv1 is an old-school all-digital 4-oscillator subtractive polyphonic synthesizer with stereo fx.

Features:

• a pure stand-alone JACK client with JACK-session, NSM (Non/New Session Management) and both JACK MIDI and ALSA MIDI input support;
• a LV2 instrument plug-in.
  URI: http://synthv1.sourceforge.net/lv2

synthv1 is free, open-source software, distributed under the terms of the GNU General Public License (GPL) version 2 or later.