Pfif is a project mainly written in ..., it's free.
People Finder Interchange Format Ruby gem
== Welcome to pfif
pfif is a Ruby plugin to allow easy parsing and DB to XML generation of PFIF standard: http://zesty.ca/pfif/1.1/
== License
Released under the MIT license.
See LICENSE file or here: http://goo.gl/s9uhf
== Copyright
(C) 2011 - IBM Corporation