Alternativas ao Krazy Coupon Lady para Software as a Service (SaaS) com licença de código aberto

• Software as a Service (SaaS)
  Todas as plataformas Windows Mac Linux Chrome OS Android iPhone Windows Phone Blackberry Android Wear Kindle Fire Web Software as a Service (SaaS) Firefox Opera Safari Chrome Microsoft Edge
• Licença Open Source
  Qualquer licença Licença gratuita Licença Open Source Licença comercial