Install Hail on GNU/Linux

Install Java 8 or Java 11.
Install Python 3.9 or later.
Install a recent version of the C and C++ standard libraries. GCC 5.0, LLVM version 3.4, or any later versions suffice.
Install BLAS and LAPACK.
Install Hail using pip.

On a recent Debian-like system, the following should suffice:

apt-get install -y \
    openjdk-8-jre-headless \
    g++ \
    python3.9 python3-pip \
    libopenblas-base liblapack3
python3.9 -m pip install hail