DISCONTINUED: The Domainr API now requires an API key and is not public.
If anyone can work around this issue, please open a pull request.
Ruby gem for quick domain search Using Domainr JSON API
Installation
$ gem install domr
To enable output coloring on Windows you need win32console and windows-pr gems
$ gem install win32console windows-pr
Usage
$ domr <name>
Example usage
$ domr example.com