Alternativa Springseedu za Windows S sa licencom otvorenog koda

• Windows S
  Sve platforme 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
• Licenca otvorenog koda
  Bilo koja licenca Besplatna licenca Licenca otvorenog koda Komercijalna licenca