Web site: http://www.danielyan.com/∼edd/genpass/
genpass is a free random-password generator based on the librand library by Matt Blaze of AT&T. It generates random eight-character alphanumeric general-purpose passwords. Passwords generated by genpass are much more secure than passwords chosen by a human. Humans tend to choose familiar, easy-to-remember passwords. These are much more vulnerable to dictionary attacks and plain guessing than random passwords generated by genpass.
To install and configure genpass, just run make to compile the library and genpass itself. Then copy the resulting genpass executable ...