Acts_as_good_speeler is a project mainly written in Ruby, it's free.
Plugin to fix some of the weird/wrong pluralizations in Rails
= acts_as_good_speeler == Proper fixes for the Rails inflector
For a while now, there have been a number of errors pointed out in the Rails inflector. Usually, the suggestion is to fix it in environment.rb or make a plugin. Well, this is that plugin.
Eat that.
=== Usage
This overrides the built-in Inflector class, so you don't need to do anything special.