Quba is a open source offline viewer application for structured electronic invoices.
The technical foundation is Electron and XSLT.
0.5.027 Jul 2021 11:22
Support for PDF invoices and initial support for Factur-X/ZUGFeRD.
0.2.010 Jun 2021 18:08
Support for UBL invoices, tabbed view, print feature, synchronous release of Linux, Mac and Windows version
0.1.031 Mar 2021 11:46
Support for UN/CEFACT CII xml invoices