Alternativas ao Buckets para Firefox com licença comercial

• Firefox
  Todas as plataformas Windows Mac Linux Chrome OS Android iPhone Windows Phone iPad Android Tablet Web Self-Hosted Software as a Service (SaaS) Firefox Opera Safari Internet Explorer Vivaldi Browser BSD Pale Moon Chrome Microsoft Edge Telegram Yandex.Browser
• Licença comercial
  Qualquer licença Licença gratuita Licença Open Source Licença comercial