espr

dppvalidator is the "GDPR compliance engine" for physical products, enforcing the strict digital syntax required for the EU's Digital Product Passport.

Semantic vocabulary framework for Digital Product Passports — harmonising GS1, EU ESPR, UNTP, and CEN/CENELEC JTC 24 standards. Browsable ontologies at ref.openepcis.io.

Digital Product Passport platform for fashion brands — dashboard, passport pages, Shopify sync, footprint models

Feasibility study: storing EU Digital Product Passports on Cardano

The open interop boundary of OpenDPP — official schemas, live-reproducible samples, a conformance validator, and the OpenAPI contract for AAS (IDTA) + UNTP/W3C-VC output.

EU Digital Product Passport (DPP) Solution Accelerator on Databricks. Battery-first, industry-flexible; Lakebase + pipelines + Apps + AI.

EU Digital Product Passport for Biosphere Solar panels

Model Context Protocol server for TracePass — the EU Digital Product Passport platform

Open Source implementation of the EN 18222 2026 Digital Product Passport API standard

Open standard for textile Digital Product Passports, aligned with EU ESPR Regulation 2024/1781

Open-source GS1 Digital Link resolver for EU Digital Product Passports (ESPR/EFPR). Maintained by Grigolato.IT — the OrigoVero DPP platform with per-unit authenticity.

Open, stateless Rust libraries for EU Digital Product Passports: domain model, ESPR validation rules, Ed25519/JWS signing, GS1 Digital Link, and compliance calculators. Pure regulation & standards logic

The runnable Odal Node: HTTP services to issue, sign, version, store, and serve EU Digital Product Passports — did:web identity, QR/Digital Link resolver, sandboxed Wasm plugin host, and bulk import. Built on dpp-core. BSL-1.1, self-host free.

The OpenDPP Integration API as a machine-readable OKF (Open Knowledge Format) bundle — agent-ingestible, cross-linked Markdown for every endpoint, schema and webhook, regenerated from the live OpenAPI spec.

UNTP extension profile: EU Digital Product Passport field specs for 12 product categories as JSON-LD contexts and W3C Verifiable Credential schemas. Every coined term resolves and names the EU instrument that defines it.

DPP (Pasaporte Digital de Producto) open source y auto-hospedable para PYMEs industriales europeas — Reglamento UE 2024/1781 (ESPR).

Local Optimization with Overflow Protocol (LOOP) — the open protocol specification for federated circular economy infrastructure. Defines how cities track, exchange, and settle materials and products across boundaries while maintaining local sovereignty.

Validate GTIN, GLN & GS1 Digital Link for EU DPP. Used in production at Verisav.

Toolkit for Digital Product Passport (DPP) workflows — DACH/EU compliance, AI-assisted data modeling

Landing page (odal-node.io) and documentation site (docs.odal-node.io) for Odal Node — EU Digital Product Passport infrastructure. Astro + Cloudflare Pages.