Garmin MapSource!

QLandkarte GT is a powerful Open Source GIS application to display your GPS data on a variety of maps. It's target is the less the scientific user but the private outdoor aficionadoIt can be used for managing waypoints, routes, tracks and maps, and transferring them to a GPS device.

GpsPrune can load data from arbitrary text-based formats (for example, any tab-separated or comma-separated file) or Xml, or directly from a GPS receiver. It can display the data (as map view using openstreetmap images and as altitude profile), edit this data (for example delete points and ranges, sort waypoints, compress tracks), and save the data (in various text-based formats). It can also export data as a Gpx file, or as Kml/Kmz for import into Google Earth, or send it to a GPS receiver.

Garmin® BaseCamp® provides an interface for viewing Garmin map products and managing geographic data. With BaseCamp, you can perform the following tasks:

RouteConverter displays, modifies, enriches and converts GPS data between over 75 formats. It works without installation under Linux, Mac OS X and Windows, automatically detects the format of a file, supports drag and drop, undo and redo, offers a map view onto the positions of routes, tracks and waypoints, allows to modify positions in the map view, supports multiple routes within Google Earth, GPX and Garmin MapSource files, allows to select duplicate positions to remove them to abbreviate tracks, allows to move one or more positions of the route to the top, to the bottom, upwards and downwards, allows to complement elevation, place name, postal address, speed of positions from NASA SRTM3 and geonames.org, uses file and position names that suit to the display of the TomTom Rider, uses file, route and position names that suit to the display of the Map&Guide Motorrad Tourenplaner, remembers language, paths, window size and position »

Viking is a free/open source program to manage GPS data. You can import, plot and create tracks, routes and waypoints, show OSM, Terraserver, Bing Aerial and other maps, geotag images, see real-time GPS position, get geocaches, control items, etc.

Load, modify and save your GPX 1.1 files. Add and remove waypoints, edit track and routes, simplify tracks (reducing file's size), clean recorded data, add and edit GPX metadata, edit waypoint, route and track properties, all with real-time preview.

Use QMapShack to plan your next outdoor trip or to visualize and archive all the GPS recordings of your past exciting adventures. QMapShack is the next generation of the famous QLandkarte GT application. And of course it's even better and easier to use.

GPS Track Editor: Free Windows Application to Make GPS Tracks Better.

Admiral MAX Pro gives you all the features found in Visual Navigation Suite MAX Pro (VNS MAX Pro) including Microsoft Vista support, improved depth contour and night mode display options, it also features four fully-customizable NavInfo panels for immediate display and histogram representation of key navigation data, a hand panning tool, GPS signal strength, trip odometer display, advanced multi-monitor support, GlassBridge Network, data sharing, track line coloring, dual radar support, vessel scaling, AIS filtering, and the easy-to-use NavView touch-screen, with a big-button user interface. »