Command line password generator. Setup an alias and you're good to go.

passgen.sh

#!/bin/bash

echo " "
echo "Password Length(#1-100):"
read PLENGTH

#return date in number format
DATE=$(date +%s)

#create password string of 4 letters
PASSWORD1=$(cat /dev/urandom | tr -dc 'a-zA-Z0-9' | fold -w 4 | head -n 1)

#create password string of random numbers
PASSWORD2=`echo "((($RANDOM * $DATE)/$RANDOM)/$RANDOM)/100" | bc`

#create password string of 5 letters
PASSWORD3=$(cat /dev/urandom | tr -dc 'a-zA-Z0-9' | fold -w 5 | head -n 1)

#create password string of random numbers
PASSWORD4=`echo "(($RANDOM * $RANDOM)/$RANDOM)/100" | bc`

#create password string of 4 letters
PASSWORD5=$(cat /dev/urandom | tr -dc 'a-zA-Z0-9' | fold -w 4 | head -n 1)

PASSWORD=$PASSWORD1$PASSWORD2$PASSWORD3$PASSWORD4$PASSWORD5

echo " "
echo $PASSWORD | sha256sum | base64 | head -c $PLENGTH
echo " "