Generates passowords with sha1sum with a master password and a salt like in http://www.angel.net/~nic/passwd.current.html

angelpassword.sh

#!/bin/bash

if [ $# != 2 ]; then
  echo "Usage: $0 <master password> <salt>"
  exit 1
fi

#Puts it in the clipboard, at least in gnome
echo -n  "$(echo -n $1:$2| sha1sum | cut -f1 -d\ | xxd -r -p | base64 | cut -c 1-13)@1a" | xclip -selection "clipboard"