An open source, embedded, high performance g-code-parser and CNC milling controller written in optimized C that will run on a straight Arduino

STM32 HAL library for GPS module NEO-6M

STM32 HAL library for SIM800 release MQTT client over AT command

A light-weight Arduino hardware package for ATtiny13

STM32 HAL library for GY-521 (MPU6050) with Kalman filter

A GPS bicycle speedometer that supports offline maps and track recording

Let you work with some GPS trackers that connects through tcp.

GPS Cell Phone Tracker is an open-source project that tracks android and ios cell phones and displays routes on a map.

Traccar Manager for Android

Traccar GPS Tracking System

Python MQTT v5.0 async client

W25qxx, N25Qxx and other SPI FLASH driver for stm32 HAL