Alternativa UltraIMGu za Firefox sa besplatnom licencom

• Firefox
  Sve platforme Windows Mac Linux Chrome OS Android iPhone Windows Phone iPad Android Tablet Kindle Fire Windows S Web Self-Hosted Software as a Service (SaaS) Firefox BSD Wordpress Chrome
• Besplatna licenca
  Bilo koja licenca Besplatna licenca Licenca otvorenog koda Komercijalna licenca