# vcfutils.pl is part of bcftools
http://www.htslib.org/download/
# create download directory for BCFtools
mkdir bcftools_download
cd bcftools_download/
# download latest version
wget https://github.com/samtools/bcftools/releases/download/1.10.2/bcftools-1.10.2.tar.bz2
tar -jvxf bcftools-1.10.2.tar.bz2
cd bcftools-1.10.2
make
make prefix=$HOME/tools/bcftools install # path where to install BCFtools
# add path to your .bashrc file
export PATH=$HOME/tools/bcftools/bin/:$PATH