Alternativa Smart RSSu za Vivaldi Browser z licenco odprtokodnega vira

• Vivaldi Browser
  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 Vivaldi Browser BSD Java Mobile Wordpress PortableApps.com Waterfox Pale Moon Chrome Thunderbird Cloudron ReadKit Leaf RSS Reader News+ FeedMe Slow Feeds Reeder
• Open Source licenca
  Vsako dovoljenje Brezplačna licenca Open Source licenca Trgovsko dovoljenje