Pagero

Judgement

What it is

Integration

What it does

An e-invoicing network that exchanges invoices and orders between trading partners in Peppol and national formats and handles country tax reporting; now part of Thomson Reuters.

Adopt it when

A company trading across several countries must send and receive structured e-invoices to meet mandates.

Watch out

Pricing is enterprise-oriented and the product direction now follows Thomson Reuters.

Ready for

Production-ready

Runs as

Cloud service

What the license allows

Closed source: you use it under the maker's terms and cannot change or resell the code.

Judged on 2026-11-03 from the maker's description and Wikipedia. The license and age lines are worked out directly.

Open-source alternatives to Pagero

1. 1
   Mustangproject ZUGFeRD

   Open Source Java e-Invoicing library, validator and tool (Factur-X/ZUGFeRD, UNCEFACT/CII XRechnung)

   Building block Production-ready A Java application must produce or check German or French e-invoices.

   ★ 483 Apache-2.0 XSLT Active, pushed 17 days ago
2. 2
   ZUGFeRD horstoeko

   ZUGFeRD/XRechnung/Factur-X Library

   Building block Production-ready You maintain a PHP app already using it; new projects should start with its successor, horstoeko/invoicesuite.

   ★ 437 MIT PHP Active, pushed 32 days ago
3. 3
   ZUGFeRD-csharp stephanstapel

   Open source C# e-invoicing library. Enables creating and reading ZUGFeRD invoices.

   Building block Production-ready Only for existing .NET projects that need a short bridge; new work should look elsewhere.

   ★ 395 Apache-2.0 C# Active, pushed 24 days ago
4. 4
   Phase4 phax

   phase4 - AS4 client and server for integration into existing systems. Specific support for Peppol and CEF eDelivery built-in.

   Building block Production-ready You are building a Peppol access point or another AS4 integration in Java.

   ★ 246 Apache-2.0 Java Active, pushed 3 days ago
5. 5
   Quba-viewer ZUGFeRD

   Quba is a viewer for electronic invoices

   Complete system Usable Someone in accounts receives XML e-invoices and needs to read and check them locally.

   ★ 206 Apache-2.0 Kotlin Active, pushed 10 days ago
6. 6
   Python-drafthorse pretix

   Pure-python ZUGFeRD implementation

   Building block Usable A Python application must emit ZUGFeRD invoices and the developer can work from the official specification.

   ★ 182 Apache-2.0 Python Active, pushed 5 days ago
7. 7
   ZATCA SallaApp

   An unofficial package maintained by Salla to help developers to implement ZATCA (Fatoora) QR code easily which required for e-invoicing

   Building block Usable A PHP system selling in Saudi Arabia must generate ZATCA-compliant invoices.

   ★ 168 MIT PHP Active, pushed 21 days ago
8. 8
   Factur-X atgp

   PHP library to manage your Factur-X / ZUGFeRD 2.0 PDF invoices files

   Building block Usable Your PHP system already produces PDF invoices and the XML, and needs to combine them into Factur-X files.

   ★ 154 MIT PHP Active, pushed 3 months ago
9. 9
   UBL Invoice num-num

   A modern object-oriented PHP library to read and create valid UBL and Peppol BIS files

   Building block Usable Your PHP app must send UBL invoices over Peppol, for example in Belgium.

   ★ 142 MIT PHP Active, pushed 13 days ago
10. 10
    Ph-ubl phax

    Java library for reading and writing UBL 2.0, 2.1, 2.2, 2.3, 2.4 and 2.5 documents

    Building block Production-ready A Java system handles UBL invoices, orders or other procurement documents.

    ★ 142 Apache-2.0 Java Active, pushed 7 days ago

Every alternative to Pagero

Other commercial e-invoicing libraries for ZUGFeRD, Factur-X, XRechnung and Peppol

1. 1
   Avalara E-Invoicing Avalara

   Comply with international real-time reporting and e‑invoicing mandates. Automate financial operations with Avalara E‑Invoicing and Live Reporting.

   Integration Production-ready A multinational must comply with e-invoicing mandates in several countries and already uses Avalara for tax.

   Commercial

Under it

Every program, Pagero included, runs on a microchip.

How compilers were built, back to punched paper tape