elm327

OBD-II and ELM327 protocol library over any byte transport: SAE J1979 PIDs, DTCs, VIN, ISO-TP reassembly, multi-ECU frames and a live polling scheduler.

Live dashboard for the 3rd-gen Toyota Prius (2010-2015) over a cheap ELM327 Bluetooth adapter: temperatures, electricity flow, motors, engine and hybrid battery close-ups, fuel economy and trip stats.

Car dashboard that runs in a web page. Reads live data from a BLE OBD-II adapter over Web Bluetooth.

Log scooter/car rides from a BLE ELM327 OBD2 adapter and phone GPS, then review routes, engine data and fault codes. Next.js + Supabase + Web Bluetooth.

A library that reads vehicle RPM data using ELMDuino and drives LED strips using FastLED based on engine speed, letting you focus on the road while ambient light lets you know about your car

ESP-32 project developed for General Motors LS swap projects. Communicate with VPW ECM using ELM327 to collect engine data, and use that information to drive conventional analog gauges on an old-school dashboard. Also monitors AC state and controls PWM radiator fan.

Torque Pro OBD2 maintains Torque Pro documentation and setup resources for connecting a Bluetooth ELM327 adapter, configuring vehicle profiles and dashboards, monitoring live engine data, reading diagnostic trouble codes, and understanding supported OBD-II features on compatible Android phones and tablets.

ELM327 OBD-II protocol and fault-code library for reading car diagnostics in the browser. Powers enginelama.com.

Scanner OBD-II que roda no navegador (Chrome/Edge) e conversa com adaptadores ELM327 via Web Bluetooth (BLE) ou Web Serial (Bluetooth clássico/USB). Sem build, sem conta e sem servidor: tudo fica no aparelho.

FABIA OBD2 ESP32 OLED – palubní displej pro Škoda Fabia 6Y (2002): ESP32 + ELM327 Bluetooth + OLED 0.96" SSD1306, 2 tlačítka

Swift package for ELM327/OBD-II vehicle communication: SAE J1979 + UDS diagnostics, multi-ECU arbitration, ISO-TP reassembly, and a built-in demo mode.

ELM327 OBD-II adaptörüyle Android araç göstergesi: hız, devir, vites, yakıt tahmini, arıza kodları, navigasyon ve medya

Car diagnostics app for Hudiy — reads OBD-II data, checks for errors, runs vehicle diagnostics. Menu-launched (no autolaunch), no root, universal across Hudiy installs.

Open-source vehicle diagnostics in C++20 and Qt 6: OBD-II via ELM327, VW/Audi KWP1281/KWP2000 over K-Line, live data, trouble codes. Windows, Linux, macOS.

Safety-first, read-only MCP server for vehicle diagnostics with simulator-first OBD-II, ELM327, and extensible UDS profiles.

Community maintenance fork of caniOn (Mitsubishi i-MiEV / Peugeot iOn / Citroen C-Zero OBD-II app) — ELM327 Bluetooth adapter compatibility and modern Android support.

https://www.npmjs.com/package/react-native-obd2-reader

App Android de diagnóstico automotriz por Bluetooth LE (ELM327). Datos en vivo, códigos de avería explicados en español, balance por cilindro y diagnóstico automático guiado. React Native + TypeScript.

Native Android (Kotlin/Compose) OBD gauge app for a Mercedes Sprinter (OM642) — live coolant/trans/oil temps + altitude-true boost. Built by a team of Claude agents via a local-first git workflow.

OBD2 car diagnostics in your terminal: live data, check-engine trouble codes with plain-English guidance, readiness monitors and Mode 22 PIDs for ELM327 WiFi adapters. Python TUI for macOS/Linux.