Hi everyone,
There are no excuses: upgrade!
  Qsynth 0.5.4 (end-od-autumn'18) is out!
Qsynth [1] is a FluidSynth [2] GUI front-end application written in C++
around the Qt [3] framework using Qt Designer.
Website:
  
https://qsynth.sourceforge.io
  http://qsynth.sourceforge.net
Project page:
  
http://sourceforge.net/projects/qsynth
Downloads:
  
http://sourceforge.net/projects/qsynth/files
- source tarball:
  
http://download.sf.net/qsynth/qsynth-0.5.4.tar.gz
- source package (openSUSE Tumbleweed):
  
http://download.sf.net/qsynth/qsynth-0.5.4-15.rncbc.suse.src.rpm
- binary package (openSUSE Tumbleweed):
  
http://download.sf.net/qsynth/qsynth-0.5.4-15.rncbc.suse.x86_64.rpm
- AppImage [6] package:
  
http://download.sf.net/qsynth/qsynth-0.5.4-6.x86_64.AppImage
Git repos:
  
https://git.code.sf.net/p/qsynth/code
  https://github.com/rncbc/qsynth.git
  https://gitlab.com/rncbc/qsynth.git
  https://bitbucket.com/rncbc/qsynth.git
Change-log:
- Reset button now also resets master Gain, Reverb and Chorus to their
"factory default" values.
- Fixed Reverb and Chorus effects processing when audio output
peak-meters are enabled on FluidSynth API V2.
- Old deprecated Qt4 build support is no more.
- System tray options now subject to current desktop environment
availability.
License:
  Qsynth [1] is free, open-source Linux Audio [4] software, distributed
under the terms of the GNU General Public License (GPL) version 2 or
later [5].
See also:
  
http://www.rncbc.org/drupal/node/1956
References:
 [1] Qsynth - A fluidsynth Qt GUI Interface
     
https://qsynth.sourceforge.io
     http://qsynth.sourceforge.net
 [2] FluidSynth - A SoundFont Synthesizer
     A real-time software synthesizer based on SoundFont 2 specifications
     
http://www.fluidsynth.org
 [3] Qt framework, C++ class library and tools for
     cross-platform application and UI development
     
http://qt.io/
 [4] Linux Audio consortium of libre software for audio-related work
     
http://linuxaudio.org
 [5] GPL - GNU General Public License
     
http://www.gnu.org/copyleft/gpl.html
 [6] AppImage, Linux apps that run anywhere
     
http://appimage.org/
Enjoy && have fun!
--
rncbc aka Rui Nuno Capela