Project Overview

OSxCAR Initiative: Redefining software-based mobility

The OSxCAR Initiative, driven by the Middleware & DevOps team in Wuppertal, Germany, is a pioneering platform for transforming Software-Defined Vehicle (SDV) architecture. Based on W3C standards, OSxCAR is hardware-, operating system-, and processor-agnostic, enabling seamless deployment on CPUs, GPUs, MCUs, and TEEs – all with a single binary.

In a Nutshell

  • Architectural Freedom: Software reusable and portable – independent of hardware & OS.
  • Realistic Testing: Development "as in production" instead of in artificial silos.
  • Efficiency & Impact: Shorter cycles, better utilization, data-driven decisions, measurable quality.

Open & Modular

Clear interfaces and replaceable components keep systems adaptable instead of fragile.

Production-Ready

Tests on real target architectures – reproducible, scalable, remote.

AI-Powered

Learning from data: optimization of latencies, placement, and resources.

Secure & Interoperable

Isolated execution environments and standards create trust and speed.

Key Features

  • Unified Binary Execution One binary for MIL, SIL, HIL, VIL, and production environments
  • Microcontroller-Compatible Containers Lightweight, modular containers for resource-constrained systems
  • Secure WebAssembly Sandboxes ASIL-qualified and compliant with ISO 21434 and ISO 26262
  • Shadow Mode Testing Safe, real-world validation of new ECU algorithms parallel to production code
  • AI-Powered Optimization Intelligent resource allocation for compute and network
  • Fast Test Bench Setup From months to minutes – scalable SDV architecture deployment

What Changes Concretely?

Today (Status Quo)

Highly encapsulated devices, many special paths, test environments differ from production, long rebuild times & resource conflicts, gut-feeling decisions, integration risks & vendor lock-in

Tomorrow (with OSxCAR)

Modular software building blocks with clear contracts, production-like tests on real target hardware, remotely reconfigurable bench with time-sharing, data-/AI-driven architecture and placement decisions, standards & interoperability as default

Cross-Industry Impact

OSxCAR is not limited to automotive. The architecture supports:
  • Robotics
  • Avionics
  • Medical Devices
  • Cloud Infrastructure

Guiding Principles

  • Simple over complex: Solutions must remain maintainable.
  • Contracts over implicit assumptions: Interfaces are explicit, versioned, testable.
  • Security from day 1: Isolation, least privileges, traceable artifact chain.
  • Measure, don't guess: Quality and performance are made visible.
  • Prefer standards: Interoperability beats custom paths.

What OSxCAR Is Not

  • Not a proprietary lock – standards and openness are part of the goal.
  • Not a feature firework – reliable core competency takes precedence over "nice-to-have".
  • Not a lab island – production readiness is the standard, not the exception.

Continue: Funding • Work Packages