Alternativer til Centi til iPad med open source-licens

• iPad
  Alle platforme Windows Mac Linux Chrome OS Android iPhone Windows Phone iPad Android Tablet Kindle Fire Web Self-Hosted Software as a Service (SaaS) PHP JavaScript Python Windows Mobile Java Mobile Java Apple TV Stripe Cloudron Perl ASP.NET MVC
• Open Source-licens
  Enhver licens Gratis licens Open Source-licens Kommerciel licens