Install the App Image Kit

git clone https://github.com/AppImage/AppImageKit.git

cd AppImageKit
./install-build-deps.sh
./build.sh

cd build
sudo make install

Install the linuxdeployqt Tool

git clone https://github.com/probonopd/linuxdeployqt.git
cd linuxdeployqt
qmake
make
cd bin
mkdir export
cp linuxdeployqt export
cd export
../linuxdeployqt linuxdeployqt -appimage

sudo cp  Application-x86_64.AppImage /usr/bin/linuxdeployqt


Installing Some Missing Files

/usr/share/qt5/resources/icu*


Creating Application Bundles

Build application
mkdir -p release/prepare
cd release/prepare
cp build.../release/application .
linuxdeployqt application -appimage
cp Application-x86_64.AppImage ../application