Jest is a software project estimator.
You use it to predict how much time and how many people it will take
to create a piece of software.
* Gives you a decent estimate from a small amount of input
* Gives you a better estimate with more detailed input
* Runs from the command line
* Easy to use (if you're comfortable with the command line)
* Free Software
Jest is designed to be a free, simple, *nix-style alternative to
complicated proprietary estimators.