Scale Your CPMS Testing with True Digital Twins: Pionix Unveils EVerest-Powered Virtual Charger Park

Testing a CPMS and integrating it with chargers can be a pain, but we got the cure!

Dr. Marco Möller
Co-Founder & CEO
Pionix
13.4.2026
13.4.2026

Today we launched the Pionix Virtual Charger Park (VCP). This cloud-native platform allows Charge Point Operators (CPOs) and CPMS vendors to instantly spin up thousands of EVerest-powered digital twins of charging stations and electric vehicles for massive load testing and real-world scenario validation.

The Pionix Vision: Ending Integration Fatigue

Imagine a future where every charging station feels exactly the same to your backend—regardless of the manufacturer. With the EVerest open-source project, this future is already a reality with 100,000+ charging stations deployed in the field and dozens of further vendors migrating their products to EVerest. The VCP directly addresses the “integration fatigue” of tech leads and operations teams who have struggled with an exponentially growing matrix of charging station types, vehicle types, and protocol edge cases. It solves this by opening up the exact same EVerest platform for cloud-based testing.

But the power of this cloud-based approach extends far beyond just simplifying integrations. By eliminating messy hardware dependencies that have long stalled development, the VCP empowers teams to instantly spin up thousands of virtual chargers for rigorous load testing. Crucially, each instance is freely configurable—allowing you to simulate an endless diversity of charger types without ever touching a physical test bench.

EVerest: The Gateway to Software-Defined Charging

At the heart of this innovation is EVerest, the industry’s universal open-source firmware stack that serves as a proxy for the entire hardware ecosystem. By testing against EVerest, developers essentially test against a standardized software stack, ensuring interoperability across a vast range of physical chargers without needing each unit in a local lab.

EVerest serves as the foundation for Software-Defined Charging (SDC), a paradigm shift where charging logic is decoupled from physical hardware to enable rapid innovation. In this context, SDC allows features like load management and payment authorization to be updated and validated via software at the speed of the cloud, rather than the pace of hardware procurement.


Digital Twins for Real-World Reliability

Unlike basic simulators that merely "mock" OCPP traffic, the VCP deploys True Digital Twins by running 100% production-grade EVerest code. This ensures that if a protocol sequence or state transition works within the VCP, it is practically guaranteed to work in the field.

Key VCP Capabilities:

  • Massive Scalability: Spin up 1 to 10,000+ virtual chargers in minutes to stress-test backends under unprecedented loads.
  • Full Protocol Spectrum: Native support for AC/DC/V2G, OCPP 1.6/2.0.1/2.1, ISO 15118-2/-20, and Plug & Charge.
  • OCPP Golden SUT: Officially selected by the Open Charge Alliance as an OCPP implementation that helps OCA to continuously validate their official test tool (OCTT) and the official OCPP test cases.
  • Automated CI/CD: Use simulation APIs to script regression tests and inject failures on every code commit.

"The VCP removes physical constraints entirely," said Dr. Marco Möller, CEO of Pionix. "We are providing the industry with a tool that matches the velocity of software innovation. If it works in the VCP, it works in the field."

Join the Webinar: Pionix will host a live deep-dive webinar on Wednesday, April 29th, at 17:00 CEST. Register at link.pionix.com/vcp-webinar.

Start a free trial: link.pionix.com/vcp.

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