Latest posts Visit blog
In plain words: what is this page about?

Here you find our articles about online shops, websites and web tech. We explain new rules, tools and good ways of working. You can filter the articles by topic. At the top of an article you find a short version in plain words. Ask us if something is still not clear.

17 min read

Native ZUGFeRD in Shopware: what the standard invoice does

Since version 6.6.10.0, Shopware has generated ZUGFeRD e-invoices as a standard feature, and since 6.7.9.0 credit notes and cancellation invoices as well (Shopware). This post shows which data ends up in the XML, how the flow automates generation and where an addition is needed before the 2027 deadline: routing ID, Peppol, ERP.

11 min read

Peppol eInvoicing for B2B shops in Germany 2026

Peppol is becoming the European backbone of cross-border B2B eInvoicing – what German shop operators should know about the 4-corner architecture, BIS 3.0 and KoSIT.

15 min read

ZUGFeRD Credit Notes & Cancellation Invoices: Compliance 2026

Cancel, credit or correct? Three documents, three BT-3 codes – how to map ZUGFeRD-compliant cancellation documents in a GoBD-clean Shopware workflow.

20 min read

E-Invoicing 2026: What Online Shops Need to Know

The transition period for issuing invoices is running out – here's how to prepare your online shop, choose between ZUGFeRD and XRechnung, and meet the requirements of German VAT law.