Alternativas ao DirectPoll 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 10 iPad Android Tablet Kindle Fire Windows S Web Self-Hosted Software as a Service (SaaS) Windows Mobile Chrome Microsoft Office Powerpoint
• Licença Open Source
  Qualquer licença Licença gratuita Licença Open Source Licença comercial