Alternativ till Isotoxin för Firefox med öppen källkodslicens

• Firefox
  Alla plattformar 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 Java Mobile Xfce Haiku PortableApps.com FreeBSD F-Droid S60 Chrome PureOS (Purism)
• Open Source-licens
  Eventuell licens Gratis licens Open Source-licens Kommersiell licens