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diff --git a/makeAppImage.sh b/makeAppImage.sh
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+#!/bin/bash
+# makeAppImage.sh: Copyright 2024 Valerio Messina efa@iol.it
+# makeAppImage is part of AirspaceConverter - convert different airspace/waypoint formats
+# AirspaceConverter is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# AirspaceConverter is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with AirspaceConverter. If not, see <http://www.gnu.org/licenses/>.
+#
+# Script to generate a Linux AppImage portable package of 'AirspaceConverter'
+# used on: Linux=>bin64, Linux=>bin32
+#
+# Syntax: $ makeAppImage.sh
+
+makever=2024-05-22
+
+
+DSTPATH="." # path where create the Linux package directory
+
+echo "makeAppImage: Create a Linux AppImage package for AirspaceConverter ..."
+
+# check for external dependency compliance
+flag=0
+for extCmd in cp cut grep mkdir mv rm tr uname ; do
+   exist=`which $extCmd 2> /dev/null`
+   if (test "" = "$exist") then
+      echo "Required external dependency: "\"$extCmd\"" unsatisfied!"
+      flag=1
+   fi
+done
+if [[ "$flag" = 1 ]]; then
+   echo "ERROR: Install the required packages and retry. Exit"
+   exit
+fi
+
+if [[ "$1" != "" ]]; then
+   echo "makeAppImage ERROR: no parameter are needed"
+   echo "Syntax: $ makeAppImage.sh"
+   exit
+fi
+
+PKG="Linux" # target OS from Make
+CPU=`uname -m` # i686 or x86_64
+if (test "" = "$2") then
+   BIT=$(getconf LONG_BIT)
+else
+   BIT="$2"
+fi
+if (test "$CPU" = "x86_64" && test "$BIT" = "32") then
+   CPU=i686
+fi
+OS=`uname` # current OS
+if (test "$OS" != "Darwin") then
+   OS=`uname -o`  # Msys or GNU/Linux, illegal on macOS
+fi
+VER=`grep "define VERSION" src/AirspaceConverter.h | cut -d' ' -f3 | tr -d '"'`
+DATE=`date -I`
+DIR=`pwd`
+BIN=Release
+DEP="" # optional deps
+TGT=$PKG # target OS
+DMG=""
+DST="AirspaceConverter${VER}_${DATE}_${TGT}_${CPU}_${BIT}bit"
+
+if [[ "$OS" != "GNU/Linux" ]]; then
+   echo "ERROR: work in OS different than Linux"
+   exit
+fi
+
+echo "PKG : $PKG"
+echo "CPU : $CPU"
+echo "BIT : $BIT"
+echo "OS  : $OS"
+echo "VER : $VER"
+echo "DIR : $DIR"
+echo "BIN : $BIN"
+echo "DEP : $DEP"
+echo "TGT : $TGT"
+echo "DATE: $DATE"
+echo "DST : $DSTPATH/$DST"
+read -p "Proceed? A key to continue"
+echo ""
+
+echo "makeAppImage: Creating AirspaceConverter $VER package for $CPU $TGT $BIT bit ..."
+
+rm -rf AppDir
+mkdir -p AppDir/usr/bin
+mkdir -p AppDir/usr/lib
+mkdir -p AppDir/usr/share/man/man1
+mkdir -p AppDir/usr/share/airspaceconverter/icons
+
+# copy binaries:
+cp -a $BIN/airspaceconverter       AppDir/usr/bin/
+cp -a $BIN/airspaceconverter-gui   AppDir/usr/bin/
+# copy libraries:
+cp -a $BIN/libairspaceconverter.so AppDir/usr/lib/
+# copy resources:
+gzip -9 -n < airspaceconverter.1 > airspaceconverter.1.gz
+mv airspaceconverter.1.gz          AppDir/usr/share/man/man1
+cp -a icons/*                      AppDir/usr/share/airspaceconverter/icons
+cp -a airspaceconverter.xpm        AppDir/usr/share/pixmaps
+cp -a AirspaceConverter.png        AppDir/
+cp -a LICENSE                      AppDir/
+echo '[Desktop Entry]
+Version=1.0
+Type=Application
+Name=AirspaceConverter
+Comment=tool to convert between different airspace and waypoint formats
+Exec=airspaceconverter-gui
+Terminal=false
+StartupNotify=false
+Icon=AirspaceConverter
+Categories=Education;Science;Geoscience' > airspaceconverter-gui.desktop
+cp -a airspaceconverter-gui.desktop AppDir/
+
+if (test "$PKG" = "Linux" && (test "$CPU" = "x86_64" || test "$CPU" = "i686")) then # skip on ARM&RISC-V
+   echo "makeAppImage: Generating the AppImage for AirspaceConverter (about 1') ..."
+   if (test -f logWget$DATE.txt) then { rm logWget$DATE.txt ; } fi
+   if (test "$BIT" = "64") then
+      if (! test -x linuxdeploy-x86_64.AppImage) then
+         wget -nv "https://github.com/linuxdeploy/linuxdeploy/releases/download/continuous/linuxdeploy-x86_64.AppImage" 2>> logWget$DATE.txt
+         chmod +x linuxdeploy-x86_64.AppImage
+      fi
+      if (! test -x linuxdeploy-plugin-qt-x86_64.AppImage) then
+         wget -nv "https://github.com/linuxdeploy/linuxdeploy-plugin-qt/releases/download/continuous/linuxdeploy-plugin-qt-x86_64.AppImage" 2>> logWget$DATE.txt
+         chmod +x linuxdeploy-plugin-qt-x86_64.AppImage
+      fi
+      if (! test -x linuxdeploy-plugin-appimage-x86_64.AppImage) then
+         wget -nv "https://github.com/linuxdeploy/linuxdeploy-plugin-appimage/releases/download/continuous/linuxdeploy-plugin-appimage-x86_64.AppImage" 2>> logWget$DATE.txt
+         chmod +x linuxdeploy-plugin-appimage-x86_64.AppImage
+      fi
+      rm -f AirspaceConverter-x86_64.AppImage 2> /dev/null
+      linuxdeploy-x86_64.AppImage -e $BIN/airspaceconverter-gui --appdir AppDir -p qt -i AirspaceConverter.png -d airspaceconverter-gui.desktop --output appimage > logLinuxdeploy$DATE.txt
+      if (test -f AirspaceConverter-x86_64.AppImage) then
+         file=$DST.AppImage
+         mv AirspaceConverter-x86_64.AppImage $file
+         echo "AppImage created: $file"
+      else
+         echo "AppImage creation error, see log: logLinuxdeploy$DATE.txt"
+      fi
+   fi
+   if (test "$BIT" = "32") then
+      echo "As now skip AppImage at 32 bit"
+   fi
+fi
+read -p "Delete tmp file and AppDir directory? (y/n) " ret
+#echo "ret:$ret"
+if (test "$ret" != "n") then
+   rm airspaceconverter-gui.desktop
+   rm -rf AppDir
+fi