Top 4 C++ obd Projects

Seeed_Arduino_CAN

1 794 3.1 C++

Seeed Arduino CAN-BUS library - MCP2518FD&MCP2515&MCP2551
ELMduino

9 555 7.9 C++

Arduino OBD-II Bluetooth Scanner Interface Library for Car Hacking Projects

Project mention: Connecting esp32 to a bluetooth ODB2sensor | /r/arduino | 2023-05-23

Coding: You'll need to communicate with the OBD2 scanner somehow. Check out the ELMduino library which is designed to talk to the OBD2 scanner via ELM327 Bluetooth adapters. You might need to read through the library documentation and understand how to send/receive data.

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OBD9141

1 216 6.2 C++

A class to read an ISO 9141-2 port found in OBD-II ports.

Project mention: K-Line communication with just Arduino and OBD2 cable | /r/arduino | 2023-10-12

I have an elegoo mega and an obd2 cable with naked pinout. I want to communicate with my car over Kline protocol, which is pin 7 of obd2. The board is going to be powered with usb. I have found this library https://github.com/iwanders/OBD9141 too. However I want to ask some things as my knowledge is limited.

Keyword-Protocol-2000

1 202 0.0 C++

The KWP2000 is a communications protocol used for on-board vehicle diagnostics systems (OBD) by Suzuki (SDS), Kawasaki (KDS), Yamaha (YDS), Honda (HDS) and possibly more. It is standardized by ISO 14230

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).