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Other Use Cases & Applications

The Tractus-X SDK is used across multiple projects in the Eclipse Tractus-X ecosystem. This page provides an overview of repositories and applications that leverage the SDK for dataspace interactions.

Applications Using the SDK

The following table lists all known projects and applications built with the Tractus-X SDK:

Project Description Repository SDK Usage
Industry Core Hub Lighthouse implementation for production dataspace applications. Provides backend services and frontend UI demonstrating full SDK capabilities. eclipse-tractusx/industry-core-hub Dataspace Library, Industry Library, Extensions
IC Hub Backend Backend microservices using SDK dataspace and industry libraries for connector integration, DTR management, and data exchange. industry-core-hub/ichub-backend tractusx_sdk.dataspace, tractusx_sdk.industry
IC Hub Frontend Web-based UI consuming SDK-powered APIs for asset management, contract negotiation, and Digital Twin operations. industry-core-hub/ichub-frontend Via Backend APIs
Tractus-X SDK Services Reusable microservices built with the SDK, available as standalone services or embedded in applications. eclipse-tractusx/tractusx-sdk-services Full SDK
DT Pull Service Service that automatically discovers and pulls Digital Twin shell descriptors from data providers using SDK connectors. tractusx-sdk-services/dt-pull-service Industry Library, Dataspace Library
Test Orchestrator Test agent service that validates data provision configurations for compliance with standard schemas and syntax. tractusx-sdk-services/test-orchestrator Dataspace Library, Extensions (TCK)
Tractus-X AAS Suite Integration project combining the Tractus-X SDK (EDC connector client) with the BaSyx Python SDK for AAS server implementations. eclipse-tractusx/aas-suite Dataspace Library (Connector)

SDK Library Usage by Project

Dataspace Library

Projects using tractusx_sdk.dataspace for connector operations:

  • ✅ Industry Core Hub Backend
  • ✅ DT Pull Service
  • ✅ Test Orchestrator
  • ✅ Tractus-X AAS Suite

Key Features Used:

  • Connector service factories (Jupiter/Saturn)
  • Connection managers (Postgres, FileSystem, Memory)
  • EDC Management API controllers
  • Contract negotiation and data transfer
  • Discovery services integration

Industry Library

Projects using tractusx_sdk.industry for Digital Twin Registry and AAS operations:

  • ✅ Industry Core Hub Backend
  • ✅ DT Pull Service

Key Features Used:

  • AAS 3.0 Shell Descriptor models
  • Digital Twin Registry service client
  • Submodel descriptor management
  • Specific Asset ID handling

Extensions

Projects using tractusx_sdk.extensions for specialized functionality:

  • ✅ Test Orchestrator (TCK extension)
  • ✅ Industry Core Hub (Notification API extension)

Key Extensions:

  • TCK (Test Compliance Kit) - Connector validation and E2E testing
  • Notification API - Asynchronous notification handling
  • Semantics - Semantic model validation and conversion

Integration Patterns

Pattern 1: Full-Stack Application (IC Hub)

Text Only
┌─────────────────────────────────────────┐
│         Frontend (React/Vue)            │
│  - Asset Browser                        │
│  - Contract Negotiation UI              │
│  - Digital Twin Explorer                │
└────────────┬────────────────────────────┘
             │ REST APIs
┌────────────▼────────────────────────────┐
│       Backend Services (FastAPI)        │
│  - tractusx_sdk.dataspace               │
│  - tractusx_sdk.industry                │
│  - PostgreSQL Connection Manager        │
└────────────┬────────────────────────────┘
             │
    ┌────────┴─────────┐
    │                  │
┌───▼──────┐    ┌──────▼────────┐
│   EDC    │    │      DTR      │
└──────────┘    └───────────────┘

Pattern 2: Standalone Microservice

Text Only
┌─────────────────────────────────────────┐
│      DT Pull Service (FastAPI)          │
│  - Scheduled data synchronization       │
│  - tractusx_sdk.industry (DTR)          │
│  - tractusx_sdk.dataspace (Connector)   │
└────────────┬────────────────────────────┘
             │
    ┌────────┴─────────┐
    │                  │
┌───▼──────┐    ┌──────▼────────┐
│   EDC    │    │      DTR      │
└──────────┘    └───────────────┘

Pattern 3: SDK as Connector Client (AAS Suite)

Text Only
┌─────────────────────────────────────────┐
│         BaSyx AAS Server                │
│  - AAS registry and data storage        │
│  - Submodel endpoints                   │
└────────────┬────────────────────────────┘
             │ Protected by EDC
┌────────────▼────────────────────────────┐
│    tractusx_sdk.dataspace               │
│  - Asset creation for submodels         │
│  - Policy management                    │
│  - Contract definition creation         │
└────────────┬────────────────────────────┘
             │
         ┌───▼──────┐
         │   EDC    │
         └──────────┘

Use Case Add-ons (Planned)

The following use case-specific extensions are planned or in development:

Use Case Status Description Target Libraries
Digital Product Passport Planned Product lifecycle and sustainability data exchange Industry + Extensions
PCF Exchange Planned Product Carbon Footprint calculation and sharing Industry + Extensions
Demand & Capacity Planned Supply chain visibility and capacity planning Dataspace + Extensions
Quality Data Exchange Planned Quality metrics, alerts, and root cause analysis Dataspace + Extensions
Traceability Planned Part genealogy and supply chain traceability Industry + Extensions

Contributing Your Use Case

Are you building an application with the Tractus-X SDK? We'd love to feature it here!

To add your project to this list:

  1. Open a GitHub Discussion
  2. Provide:
  3. Project name and description
  4. Repository URL (if open source)
  5. Which SDK libraries you're using
  6. Key features or use cases
  7. Submit a pull request updating this page

Requirements:

  • Project must use tractusx-sdk as a dependency
  • Must be actively maintained
  • Open source projects preferred (but not required)

SDK Extension Development

Want to build a reusable extension for the SDK?

See the Extension Development Guide for:

  • Extension structure and conventions
  • How to package and distribute extensions
  • Testing and validation
  • Contribution guidelines

Resources

NOTICE

This work is licensed under the CC-BY-4.0.

  • SPDX-License-Identifier: CC-BY-4.0
  • SPDX-FileCopyrightText: 2025, 2026 Contributors to the Eclipse Foundation
  • SPDX-FileCopyrightText: 2025, 2026 Catena-X Automotive Network e.V.
  • SPDX-FileCopyrightText: 2025, 2026 LKS Next
  • SPDX-FileCopyrightText: 2025, 2026 Mondragon Unibertsitatea
  • Source URL: https://github.com/eclipse-tractusx/tractusx-sdk

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