An open source Smartwatch firmware written in C for the Raspberry Pi Pico

ZSWatch - the Open Source Zephyr™ based Smartwatch, including both HW and FW.

simple OS for LillyGO T-Watch V3

ESP32 Smart-Watches with GPS and Pulseoximeter

An open-source handmade smartwatch. All of the codes, PCBs and schematics are available. ⌚

Zephyr based firmware for ligo twatch

Some of my Tizen apps

穿戴设备--智能手表

⌚ A smart watch based on Persistence Of Vision.