vehicle-diagnostics

Python package for Unified Diagnostic Services (UDS, ISO 14229) communication. Provides a common API across diagnostic buses (CAN, Ethernet, LIN, FlexRay, K-Line) and can be extended to custom transports.

Open-source OBD2 dashboard app for real-time car data and diagnostics.

Comprehensive OBD-II Diagnostic Trouble Code database with 28,220+ codes including 9,415 generic SAE J2012 and 18,805 manufacturer-specific definitions for 33+ brands. SQLite database with Python/Java implementations, zero dependencies.

CAN / CAN FD bus analyzer for reverse-engineering and diagnostics. Live bit-level heatmaps, pattern detection, signal discovery, and synchronized video. Supports SocketCAN, Panda, ASC, candump, TRC, and openpilot routes. Built-in DBC editor with 50+ vehicle definitions.

Open-source, modular engine monitoring system for classic cars and vehicles without OBDII diagnostics.

Professional OBD-II diagnostic app for Android with live data, fault codes, emissions testing, vehicle history, track mode, and AI-powered analysis

Vehicle CAN Bus, OBD-II and J1939 Diagnostics for LLMs (Model Context Protocol)

A lightweight C++ simulator for vehicle diagnostics. It emulates ELM327 responses and OBD2 protocols to test dashboard applications without real hardware.

Open-source CAN bus log converter for automotive engineers

Portable ISO 14229 (UDS) automotive diagnostics stack in C for embedded ECUs: server + client, table-driven dispatcher with ISO 14229-1 NRC priority, zero-malloc static memory, ISO-TP (ISO 15765-2) over CAN / CAN-FD, Zephyr and bare-metal, MISRA-aligned, with Wireshark dissector, Python bindings and HTML session dashboard.

🚗 Vehicle telemetry and diagnostics simulator with real-time monitoring and ECU-inspired workflows.

🚘 Open-source CAN bus analyser and decoder for Linux .

ESP32-S3 OBD-II gauge cluster — reads enhanced (Mode-22/UDS) PIDs your factory dash hides; auto-selects a vehicle profile by VIN; signed OTA.

Advanced OBD-II CAN Bus ECU simulator for Teensy 4.0 with comprehensive vehicle diagnostics support, dynamic driving simulation, and real Mercedes-Benz data. Implements SAE J1979 protocol with 5 modes and 45+ PIDs.

Evidence-first workflow protocol for vehicle diagnostic AI agents.

Evidence-first workflow protocol for vehicle diagnostic AI agents.

CAN bus diagnostic and research tool with Android support. Monitor, transmit, record and analyze CAN traffic.

OBD-II vehicle health monitoring and anomaly detection platform

An LLM-based car problem diagnosis system that uses fine-tuned language models to analyze natural language vehicle complaints and generate structured troubleshooting guidance with safety-aware recommendations.

CanMsgParser — 车载 CAN 工具 / CAN 报文分析工具，类似 Vector CANoe / CANalyzer。支持 CAN 报文解析、DBC 解析、BLF/ASC 日志、CAN FD、多信号曲线绘制、实时报文监控、信号模拟上报、报文回放、DBC 位图可视化。Python + PyQt5 桌面应用。