Ubuntu and Debian

Prerequisites

Install the following packages with 'apt install' or with Ubuntu Software Center. Note that under Kubuntu, the package manager is KPackageKit located in KDE menu Computer. For recent source packages Qt5 is required. Qt4 is still required for old releases (before 2016).

Qt 4

 apt install qt4-qmake libqt4-dev g++ gfortran libfftw3-dev liblapack-dev zlib1g-dev

Qt 5

 apt install qt5-default qttools5-dev-tools qtscript5-dev qtdeclarative5-dev libqt5svg5-dev \
             g++ gfortran libfftw3-dev liblapack-dev zlib1g-dev