There are 3 repositories under obdii topic.
Arduino OBD-II Bluetooth Scanner Interface Library for Car Hacking Projects
ELM327 Emulator for testing software interfacing OBDII via ELM327 adapter supporting multi-ECU simulation
A WEB Based OBDII Dongle Platform using the ESP32 WROVER Module
A Python package that provides support for ISO-TP (ISO-15765) protocol
PCM Hammer & PCM Logger, tools for General Motors Powertrain Control Modules (PCMs).
DIY bluetooth obd2 gauge with ESP32
Open source engine tuning software for Mazda platforms.
ELM327-based OBD-II Bluetooth interface
Dashboard application that collects and displays realtime car telemetry information such as speed, rpm, throttle, etc using a raspberry pi. A short clip of it running can be found here: https://www.youtube.com/watch?v=rTwZY9AT3mg&ab_channel=BrianChan
Arduino/ELM327-based project to create a car head's up display
KWP2000 Logger for Android
Digital OBDII Instrument Cluster developed in Angular / Express available for all vehicles that have OBDII capabilities
elm 327 WiFi OBDII scanner tool which is developed in C#
The repo contains the Python code developed for the Connected Car OSS work
Extensible Internet Of Things integration service written in Python that can be run in a Raspberry Pi Zero W.
Node-RED flow for capturing data sent from the Torque OBDII app
Utility to log OBDII CAN bus data on the Ford Mustang Mach-E and write to InfluxDB2 or playback files.
Developed to assist in managing day-to-day operations of a mobile automotive diagnostic, and car key replacement business. This project integrates several cutting-edge technologies to improve hands-free interaction while driving. Automotive-AI can be customized for 2-way interaction with any available API services.
Relay reading OBD data from an ELM327 chip, producing HTTP + WebSocket JSON outputs & CSV log
An ionic2+ example app to use https://github.com/hsccorp/node-bluetooth-tcp-obd
Car OBD gauges Arduino TFT
Automatically offset car exhaust using Particle.io and Wren.co
KiCad project for an IS0-9141 interface between a car and a micro-controller (ODB2)
OBDII throttle position reader, enabling electronic solenoid control