Awesome
mruby-specinfra 
Specinfra for mruby.
Installation
MRuby::Build.new do |conf|
conf.gem mgem: 'mruby-specinfra'
end
Usage
See mitamae.
Contributing
mruby-specinfra copies changes from upstream mizzy/specinfra using update_specinfra.rb.
Please submit a patch to the upstream first when you need something in mruby-specinfra.