Alternativ till Springseed för Chrome OS med gratis licens

• Chrome OS
  Alla plattformar Windows Mac Linux Chrome OS Android iPhone Windows Phone Apple Watch Android Wear iPad Android Tablet Kindle Fire Windows S Web Self-Hosted Software as a Service (SaaS) BSD Xfce PortableApps.com Chrome
• Gratis licens
  Eventuell licens Gratis licens Open Source-licens Kommersiell licens