- Install Python 3.x.
- Install the bsddb3module (if you're on Windows, use Gohlke's site).
- Have your wallet.dathandy.
- For Bitcoin, run python wt_extract_keys.py -d wallet.dat -v 0
- For Litecoin, run python wt_extract_keys.py -d wallet.dat -v 48
A list of addresses / private keys is printed.
YMMV :)