Alternativa DBooku za Firefox z licenco odprtokodnega vira

• Firefox
  Vse platforme Windows Mac Linux Chrome OS Android iPhone iPad Android Tablet Windows S Web Self-Hosted Software as a Service (SaaS) Firefox Electron / Atom Shell Chrome Microsoft Edge Microsoft Office 365 React Cloudron Etherpad Firebase
• Open Source licenca
  Vsako dovoljenje Brezplačna licenca Open Source licenca Trgovsko dovoljenje