Alternativa Offline Reader by Vijay Anandu za Opera z licenco odprtokodnega vira

• Opera
  Vse platforme 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 Opera Safari BSD Windows Mobile Haiku PortableApps.com FreeBSD Chrome Cloudron
• Open Source licenca
  Vsako dovoljenje Brezplačna licenca Open Source licenca Trgovsko dovoljenje