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Tractus-X Release 26.03: New Kits and Connector Updates

Tractus-X Release 26.03: New Kits and Connector Updates

Tractus-XCatena-XDataspaceOpen Source

As an open source stack for Catena-X, Tractus-X ships frequent releases across kits, connector components, and semantic models. Release 26.03 (March 2026) bundles coordinated updates, including the Connector Kit and both new and updated semantic models.

What the Release Bundles

Tractus-X releases typically combine different artifact types that are rolled out together in dataspace implementations:

  • Updated kits (for example connector kit, identity/wallet, data chain, semantic hub)
  • Updates to the Tractus-X connector (EDC-based connector distribution)
  • Semantic models: new models (including batch, material accounting, SBOM) and updates to existing versions
  • Deprecations to clean up legacy model versions
  • Updated deployment artifacts (for example container images and Helm setups) for operations
  • Release notes with compatibility and upgrade guidance for migrations across versions

Diagram: Kits, connector, semantics, and apps

Example: Capturing Versions in a Kit Manifest

A common pattern is keeping an explicit manifest so deployments remain reproducible:

release: "26.03"
kits:
  connector-kit: "4.0.0"
  managed-identity-wallet: "1.1.0"
connector:
  tractusx-connector: "0.12.0"
semantic-models:
  io.catenax.sbom: "1.0.0"
  io.catenax.batch: "4.0.0"
  io.catenax.material_accounting: "1.0.0"

In practice, such manifests can be used for more than documentation:

  • CI checks to keep deployment templates and images consistently pinned to kit versions
  • Deriving compatibility matrices for participants running different connector versions
  • Traceability of semantic changes when multiple model versions run in parallel

Why This Matters

Dataspaces are not single components but a coordinated system of connectors, trust, semantics, and operations. Release bundles like 26.03 reduce integration effort and provide a stable baseline for production rollouts in Catena-X environments.