Alternativer til Zyptonite til Software as a Service (SaaS) med gratis licens

• Software as a Service (SaaS)
  Alle platforme Windows Mac Linux Android iPhone Windows Phone Blackberry Apple Watch Android Wear iPad Android Tablet Windows S Web Software as a Service (SaaS) BSD Windows Mobile Haiku PortableApps.com FreeBSD
• Gratis licens
  Enhver licens Gratis licens Open Source-licens Kommerciel licens