The official firmware for Meshtastic, an open-source, off-grid mesh communication system.

Let's upgrade cheap off-the-shelf robotic mowers to modern, smart RTK GPS based lawn mowing robots!

GNSS-SDR, an open-source software-defined GNSS receiver

Wifi & BLE driven passenger flow metering with cheap ESP32 boards

Fast map matching, an open source framework in C++

Multi-Sensor Fusion (GNSS, IMU, Camera) 多源多传感器融合定位 GPS/INS组合导航 PPP/INS紧组合

LIO_SAM for 6-axis IMU and GNSS.

NMEA and ublox GPS parser for Arduino, configurable to use as few as 10 bytes of RAM

Robust LiDAR SLAM with a versatile plug-and-play loop closing and pose-graph optimization.

GPSBabel: convert, manipulate, and transfer data from GPS programs or GPS receivers. Open Source and supported on MacOS, Windows, Linux, and more. Pointy clicky GUI or a command line version...

A driver for ublox gps

KiwiSDR: BeagleBone web-accessible shortwave receiver and software-defined GPS (archived)

Use LiDAR to map the static world

This is a repo for my master thesis research about the Fusion of Visual SLAM and GPS. It contains the research paper, code and other interesting data.

Creating video with telemetry overlay from GPX data

Lvio-Fusion: A Self-adaptive Multi-sensor Fusion SLAM Framework Using Actor-critic Method (IROS 2021)

Smartphone navigation positionning, fusion GPS and IMU sensors.

Extended Kalman Filter predicts the GNSS measurement based on IMU measurement

OBD2 to MQTT for Home Assistant

TTGO-T-Beam Arduino Car Tracker - ESP32 + LoRa + GPS + GSM (optional)