Alternatif untuk Airborn untuk Self-Hosted dengan lesen sumber terbuka

• Self-Hosted
  Semua platform Windows Mac Linux Chrome OS Android iPhone iPad Android Tablet Kindle Fire Web Self-Hosted Software as a Service (SaaS) JavaScript BSD Windows Mobile Java Mobile PortableApps.com Chrome Microsoft Office Excel Cloudron Etherpad Firebase
• Lesen Open Source
  Mana-mana lesen Lesen percuma Lesen Open Source Lesen komersil