Alternativa Mirrored Mockup Designu za Ruby on Rails sa besplatnom licencom

• Ruby on Rails
  Sve platforme Windows Mac Linux Android iPhone iPad Android Tablet Web Self-Hosted Software as a Service (SaaS) .NET Framework Google Drive Ruby on Rails Amazon Elastic Compute Cloud Atom
• Besplatna licenca
  Bilo koja licenca Besplatna licenca Licenca otvorenog koda Komercijalna licenca