📖 Documentation (GitHub Pages)

VATValidation is a powerful, open-source tool for validating VAT numbers using the official interfaces of BZSt, VIES, and HMRC. It supports both single and batch validation with CSV, XLSX, and JSON formats.

Binaries for Windows and Linux are available in the releases.

• 🖥️ Graphical user interface
• ✅ Single VAT number validation
• 📦 Batch processing of CSV, JSON, or XLSX
• 🇩🇪 Validation using BZSt (best, if you own a German VAT number)
• 🇪🇺 Validation using VIES (EU VAT numbers)
• 🇬🇧 Validation using HMRC (check UK VAT numbers)
• 🛠️ CLI batch processing (see releases)
• 🔒 NO external dependencies required

This is the successor of my VAT-Validation. Now released as Open Source!

If you like this software, please give it a ⭐ or send a 💰 donation in the amount you think the software is worth.

For full documentation, usage instructions, configuration, screenshots, and contributing guidelines,
please visit the project documentation.

GPL 3.0 — see LICENSE file at the root of the repository for details.