Traccar GPS Tracking System

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!

A GPS bicycle speedometer that supports offline maps and track recording

Grab cam shots & GPS location from target's phone front camera or PC webcam just sending a link.

Open Location Code is a library to generate short codes, called "plus codes", that can be used as digital addresses where street addresses don't exist.

wanderer is a self-hosted trail database. Save your adventures!

An Android app that uses your phone's sensors to assist with wilderness treks or survival situations.

:satellite: Lightweight GPS Logging Application For Android.

我的导航算法学习笔记，内容涵盖导航定位开源程序的源码解读、开源项目梳理、书籍讲义、博客翻译、教程讲座推荐；所有内容都可以随意转载，原始文件都放在这里了，大家可以在我的基础上整理出自己的一些文档。（Tips：①主要是写给初学者，已经有基础的同学应该多看论文和代码，看我的笔记学不到啥；②仓库持续更新中，不建议 fork）

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

Wifi & BLE driven passenger flow metering with cheap ESP32 boards

Android OBD diagnostics with any ELM327 adapter

Simple Yet Powerful Geo Library for PHP

.NET Framework for Backgrounding & Device Hardware Services (iOS, Android, & Catalyst)

Location, motion, and activity recording framework for iOS

Android application for Meshtastic

Open-source GNSS + inertial navigation, sensor fusion simulator. Motion trajectory generator, sensor models, and navigation

Repository moved to: https://codeberg.org/OpenTracksApp/OpenTracks

A concise ChartPlotter/Navigator. A cross-platform ship-borne GUI application supporting * GPS/GPDS Postition Input * BSB Raster Chart Display * S57 Vector ENChart Display * AIS Input Decoding * Waypoint Autopilot Navigation

📷 The fastest and most versatile JS EXIF reading library.

Discover the location of nearby Telegram users 📡🌍

An open source bike computer based on Raspberry Pi Zero (W, WH, 2W) with GPS and ANT+ support, as well as offline maps and navigation functions.

gpx-py is a python GPX parser. GPX (GPS eXchange Format) is an XML based file format for GPS tracks.

Traccar GPS Tracking System

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

Satellite tracker and pass predictor for Android, inspired by Gpredict

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

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

Step-by-step instructions to build a smartphone that is open-source, upgradeable, repairable, and Big Tech free.