An open source bike computer based on Raspberry Pi Zero (W, WH, 2W) with GPS and ANT+. Including offline map and navigation.

BLE (Bluetooth Low Energy) Sensor to simulate an indoor bike trainer or runner

Bike computer based on arduino and Hall Sensor

Receive Komoot BLE Connect messages for navigation

Defending Bicyclists from Erratic Drivers with Computer Vision and mmWave Radar

A home-made arduino bicycle computer that shows various statistics.

A bodged together bicycle computer for hackers

[8051] Bike speed watch with mono LCD

This is an ESP8266 / Node.js / React based IoT project for bicyclers.

Bicycle computer for a velomobile

conRAD! is an iOS App that turns your iPhone into a full-fledged bike computer.