Hogy itt is meglegyen:
# Install required packages (Ubuntu 12.04)
sudo apt-get install readpst convmv mb2md libencode-imaputf7-perl
# Create patched copy of convmv
sed -e 's/^use utf8;$/use utf8; use Encode::IMAPUTF7;/g' \
>convmv
sudo chown +x convmv
# Convert PST to mbox (this can take several hours)
mkdir mbox
readpst -r -o mbox email.pst # add -b to ignore RTF formatted email bodies and only keep ASCII version
# Fix folder names
./convmv --notest -f utf8 -t IMAP-UTF-7 -r mbox/
find mbox/ -mindepth 1 -type d -name '*.*' -exec rename "s/\./_/g" {} \+
# Convert mbox to maildir
mkdir maildir
mb2md -s $(pwd)/mbox -R -d $(pwd)/maildir # mb2md requires full path, hence $(pwd)
Szépséghibája, hogy az összes levelet berakja egy MBOX nevü mappába.