Alternatif untuk Orbit untuk semua platform dengan lesen sumber terbuka

• Semua platform
  Semua platform Windows Mac Linux Chrome OS Android iPhone Windows Phone Blackberry Apple Watch Android Wear iPad Android Tablet Kindle Fire Windows S Web Self-Hosted Software as a Service (SaaS) Firefox Safari JavaScript BSD Windows Mobile Java Mobile Xfce Haiku PortableApps.com Java FreeBSD Electron / Atom Shell F-Droid Chrome Node.JS WebRTC Pidgin PureOS (Purism) Dart
• Lesen Open Source
  Mana-mana lesen Lesen percuma Lesen Open Source Lesen komersil