The EU's Ecodesign for Sustainable Products Regulation (ESPR) mandates Digital Product Passports (DPP) for most physical goods sold in Europe starting 2026–2030 (phased by category). If you run a WooCommerce store shipping to EU customers, your products will need machine-readable passports containing lifecycle data, materials, repairability scores, and recycling instructions — all accessible via a physical carrier (QR code, RFID, or datamatrix). This article walks through how we built a self-hosted WooCommerce plugin to generate DPP-compliant structured data and printable QR codes — no third-party SaaS, no ongoing fees. What Is a Digital Product Passport?…