Create settings/constants for your Rails 3 app using a YAML file
Simple Rails app configuration
A simple and straightforward settings solution that uses an ERB enabled YAML file and a singleton design pattern.
While Figaro is easier to set up, Settingslogic allows nested configurations which feels for cleaner code.
Magiconf is a light-weight alternative to figaro that is designed to work directly with Rails. Easily store and access all your application's configuration data using a single yaml file. A great solution for storing passwords, dealing with heroku, and working in a team with different development environments.
Easiest way to add multi-environment yaml settings to Rails, Sinatra, Pandrino and other ruby projects.