Requires ImageMagick and pdftk. Produced by @court-jus. Takes an 8 page PDF and transforms it into a PocketMod booklet! Found at: https://boardgamegeek.com/thread/803592/best-way-make-pocketmod

PocketMod-Transform-Script.sh

#!/bin/bash

filename=$1
basefilename=$(basename ${filename})
tmpdir=$(mktemp -d -t)

cp ${filename} ${tmpdir}/

cd ${tmpdir}

pdftk ${basefilename} burst

for file in pg*pdf; do convert -density 300 ${file} ${file/pdf/jpg}; done

# Upside down first for fold on top
montage pg_000{1,2,3,4}.jpg \
    -rotate 180 pg_000{5,6,7,8}.jpg \
    -geometry 2480x3508+0+0 output.jpg

cd -

convert -density 300 ${tmpdir}/output.jpg your_pocketmod_output.pdf

rm -rf ${tmpdir}