r18n-rails-api

https://github.com/r18n/r18n-rails-api

R18n backend for Rails I18n and R18n filters and loader to support Rails translation format. R18n has nice Ruby-style syntax, filters, flexible locales, custom loaders, translation support for any classes, time and number localization, several user language support, agnostic core package with out-of-box support for Rails, Sinatra and desktop applications.