Alternatif untuk News Tracker untuk Firefox dengan lesen sumber terbuka

• Firefox
  Semua platform 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) Firefox Opera Safari Vivaldi Browser BSD PortableApps.com Chrome Cloudron
• Lesen Open Source
  Mana-mana lesen Lesen percuma Lesen Open Source Lesen komersil