1. Unzip the downloaded file
  2. Copy it to any directory on your computer e.g.:
  • “C:\BURAI1.3_Windows" for Windows
  • “/Applications/” for Max OSX
  • “/usr/share/applications/BURAI1.3” for Ubuntu
  1. Install JRE1.8 or later version, if your computer does not have it. For Ubuntu, you can get libraries of Java as
> sudo apt-get install openjdk-8-jdk
> sudo apt-get install openjfx
  1. If you want to use MPI for Mac OSX, the library of OpenMPI has to be installed through MacPorts as
> sudo port install openmpi-gcc6
> sudo port select --set mpi openmpi-gcc6-fortran
  1. If you want to use precompiled executables of QE for Ubuntu, GFortran and OpenMPI have to be installed through apt-get as.
> sudo apt-get install gfortran
> sudo apt-get install openmpi-bin libopenmpi-dev
  1. For Ubuntu, executing BURAI1.3/ yields the launcher BURAI.desktop .