Alternativas ao 30 Boxes para todas as plataformas com licença de código aberto

• Todas as plataformas
  Todas as plataformas Windows Mac Linux Chrome OS Android iPhone Windows Phone Blackberry Android Wear iPad Android Tablet Kindle Fire Web Self-Hosted Software as a Service (SaaS) SeaMonkey BSD Xfce PortableApps.com Chrome Thunderbird Sunbird iCloud
• Licença Open Source
  Qualquer licença Licença gratuita Licença Open Source Licença comercial