En16931 Python Packages

mcp-einvoicing-de

Model Context Protocol (MCP) server for German Electronic Invoicing (ZUGFeRD 2.x / XRechnung 3.x). Provides tools to validate, generate, parse, and convert invoices compliant with EN 16931 and KoSIT. Vendor-neutral: builds, validates, and signs locally; optional Peppol transport uses any accredited access point.

keyross

Ready-to-use verifiers for your agent loop — official rules compiled into checks your agent must pass before it acts. Pinned, deterministic, replayable.

mock-einvoice

A mock e-invoicing partner: EN 16931 invoices in and out, with the responses that follow. Zero dependencies.

trustrender

Validate and normalize Stripe, Shopify, and custom billing data before Factur-X / ZUGFeRD embedding

euinvoice

EN 16931 e-invoicing for Python: UBL/CII, Peppol BIS, XRechnung, Factur-X/ZUGFeRD: build, validate (official Schematron), parse, embed.

zugferd-client

Offizieller Python-Client (SDK) & Code-Beispiele für die E-Rechnung API. Erstelle & validiere ZUGFeRD 2.2 / Factur-X & XRechnung (EN 16931).

einvoicekit

Validate Factur-X, ZUGFeRD, UBL and CII invoices against EN 16931. Library and command line for npm and PyPI.

verifyhash-einvoice

Tamper-evidence toolkit (npm verifyhash / verify-vh) + a zero-dependency EN 16931 / XRechnung / Factur-X e-invoice validator. Offline, permissionless, CI-gateable.

stripe-xrechnung

Stripe Invoice JSON to XRechnung 3.0.2 UBL (offline)