Obtaining source files

QE

Clone the repository and checkout the relevant QE version (see note below)

git clone https://gitlab.com/QEF/q-e
git checkout <tag>

or download the relevant version’s archive from the QE releases page and unpack the archive using

tar zxvf q-e-qe-X.Y.Z.tar.gz

or, if your tar doesn’t recognize the z flag

gunzip -c q-e-qe-X.Y.Z.tar.gz | tar xvf -

Note

Quantum Espresso versions >v7.3 require Environ version >v3.1

Clone the Environ repository

git clone https://github.com/environ-developers/Environ.git

or download an archive from the Environ releases page and follow the above directions to unpack the archive

Note

Environ versions prior to v3.0 require Environ root to be placed inside QE root For v3.0+ do not install Environ inside the QE root directory