Open source tools for makers

OBD adapters with open source firmware.

WiCAN adapters put your car on Wi-Fi, Bluetooth, USB and LTE, running firmware you can read, flash and extend. Dashboards, logging, Home Assistant: the data stays yours.

Where to buy Read the docs

Firmware on GitHub
Works with Home Assistant, RealDash and SocketCAN
Stocked worldwide by Mouser

WiCAN PRO, white OBD-II adapter with status LEDs — **WiCAN PRO** $89 ESP32-S3 · OBD-II · Wi-Fi · BLE · USB

Products

Our products

From a plug-in OBD-II scanner to a bare USB-CAN board. Use the store link on each product to order.

WiCAN PRO

Flagship

Advanced OBD-II scanner: every legislated protocol, Wi-Fi, BLE, USB host, microSD and Home Assistant.

$89

Mouser Crowd Supply

WiCAN

OBD or USB

ESP32-C3 OBD-II adapter with Wi-Fi, BLE and USB. Choose the OBD-II plug or the USB version with screw terminals.

$42

Mouser Crowd Supply

ESPNetLink

Pre-order

LTE Cat-M1 and GNSS module that plugs into WiCAN PRO: vehicle tracking and a WireGuard tunnel into Home Assistant.

$89

Crowd Supply

USB-Dual CAN

High-speed dual-channel USB-CAN adapter with SocketCAN and RealDash support.

See price on Tindie

Tindie

mpUSB-CAN

V2.00

Low-cost, small-footprint USB to CAN adapter that can be flashed with several firmwares for different tools.

See price on Tindie

Tindie

Ollie v2

Isolated multifunction interface. Two UARTs, CAN, RS485 and RS232 behind one USB-C port, in a plastic enclosure.

$62

Mouser Crowd Supply

Open source

Firmware you can read, fork and flash.

WiCAN firmware is developed in the open on GitHub, with tagged releases, a browser-based flasher and a Home Assistant add-on. If your car needs a profile that does not exist yet, the vehicle profile editor and a pull request get it in.

GitHub Discord r/wican

2,375 backers funded WiCAN PRO on Crowd Supply

1,112 backers funded the original WiCAN

Resources

Product manuals WiCAN PRO manual Supported vehicles Firmware releases Programming examples Home Assistant add-on

Custom work

Need an OBD-II adapter built for your fleet or your project?

We build custom adapters for enthusiasts chasing performance data and for businesses running fleets. Tell us the vehicles and the data you need, and we will spec the board.

Where to buy

Buy MeatPi Products

We design and build in Melbourne. Orders, shipping and invoices go through our distribution partners, so you buy wherever suits you.

Mouser Electronics

Worldwide distribution with fast shipping and business invoicing.

WiCAN PROWiCANOllie v2

MeatPi on Mouser

Crowd Supply

Campaign launches and pre-orders. New products ship from here first.

WiCAN PROWiCANESPNetLinkOllie v2

MeatPi on Crowd Supply

Tindie

Small-batch boards straight from our bench.

USB-Dual CANmpUSB-CAN

MeatPi on Tindie