Alternativa Grounds.iou za sve platforme s licencom otvorenog koda

• Sve platforme
  Sve platforme Windows Mac Linux Chrome OS Android iPhone Web Self-Hosted Software as a Service (SaaS) PHP JavaScript Python Java Django Ruby Node.JS C++ .NET Framework Amazon Web Services Cloudron Microsoft Azure Go (Programming Language) Ruby on Rails Android SDK PostgreSQL Redis Apple Swift Objective-C Apache Solr
• Licenca otvorenog koda
  Bilo koja licenca Besplatna licenca Licenca otvorenog koda Komercijalna licenca