Open source client and server library of Open Charge-Point Protocol (OCPP) defined by openchargealliance.org (OCA)

Charging Station Management System based on OCPP 2.0.1

An open source OCPP Charge Point Emulator built using Kotlin Multiplatform and Jetbrains Compose

Open Source C++ implementation of the OCPP 1.6 and 2.0.1 protocols

Main Repository of CitrineOS - an EV Charging Station Management System software stack. All main documentations and issues are stored here.

A Node.js client & server implementation of the WAMP-like RPC-over-websocket system defined in the OCPP-J protocols.

Libraries for ocpp 1.6, 2.0.1 and 2.1

A modern, extendable OCPP 2.0.1. charging station management system

This is a emulator for huge numbers of charge points, that connect to central system through web socket and implement OCPP 2.0.1

Charging Station firmware for electric vehicles - OCPP 2.0.1. compliant

OCPP v2.0.1 Websockets Server

An OCPP 1.6 and 2.1 compliant Charging Station Management System for managing EV charging infrastructure. Handles real-time WebSocket communication with charging stations, OCPI 2.2.1/2.3.0 roaming, ISO 15118 Plug and Charge, a REST API for operators, and two React frontends for operators and drivers.

Java mappings for OCPP

Charging station OCPP based simulator with support for OCPP 1.6 and OCPP 2.0.1

A secure, lightweight OCPP proxy server designed as a Home Assistant add-on that enables intelligent EV charger sharing. Supports both OCPP 1.6 and OCPP 2.0.1 protocols with automatic version detection.

Open OCTT implementation

Integration of MicroOCPP on STM32F4 Nucleo-F446RE using ESP32-C3 as a Wi-Fi bridge. Implements UART communication, secure WebSocket connections, and Open Charge Point Protocol (OCPP) for EV chargers.

Open Charge Point Protocol

Implementation of the Open Charge Point Protocol in C# (.NET 8, .NET 9, .NET 10)

A library for type-aware validation of OCPP 1.6, OCPP 2.0.1 and OCPP 2.1 messages, built against the official JSON Schema documents published by the Open Charge Alliance.