Python data, Leaflet.js maps
Interactive, thoroughly customizable maps in the browser
Open-source JavaScript library for mobile-friendly interactive maps
Kepler.gl is a powerful open source geospatial analysis tool for data
MacOS application to spoof / fake / mock your iOS / iPadOS or iPhone
GeoServer repository
Traccar GPS Tracking System
Large-scale WebGL-powered geospatial data visualization analysis
Krylov methods for linear problems, eigenvalues, and singular values
Mergo: merging Go structs and maps since 2013
Open Source Routing Machine - C++ backend
Open source cross-platform Java Visual Traceroute
Toolkit for working with and mapping geospatial data
Satellite tracking software
GPS track editor for editing tracks and planning (multiple) day tours
IEC 60870-5-104 protocol tester.
A Fractal Zoomer with various functions.
Open source system for GPS tracking devices
An information system for cyclists in Berlin and Brandenburg
Minimalistic wide-open GPS-locator/tracker