Just a simple 'random' password generator with some foolproof measures. For example it will not use 0O1I.
Run the script with as argument the amount of chars the password should have.
$ ./pass-gen.sh 69
StBBjjPq998mFt7Ze!!?jFKbNxDu7Vjxa44r8RN5RztLGZZe1vy9BWCk2T9bjW7u5zqM9MIT