OpenNauticalChart offers free seacharts for everybody. This charts are usable (offline) with several ship-plotters and Navigation-equipement on board.
- Map Service
- Free • Open Source
- Online
- Self-Hosted

OpenNauticalChart offers free seacharts for everybody. This charts are usable (offline) with several ship-plotters and Navigation-equipement on board.

OpenSeaMap's goal is to add nautical and tourism information a sailor could be interested in to OSM (OpenStreetMap) and to present it in a pleasing way.


Make high-dpi maps for print applications within minutes, using the Printmaps editor. Put custom geo data such as routes or shapes onto your map, or geocode hundreds of addresses to populate your map with POIs.
Find your way around the city and keep track of current traffic with your cell phone.

Stats about all US cities - real estate, relocation info, house prices, home value estimator, recent sales, maps, race, income, photos, education, crime, weather, houses, etc.




KeplerJs is a open source geosocial solution that lets users share favorite places and join discussions in real-time. It can be seen as a platform where users can interact with other open data platforms searching across OpenStreetMap, Geonames among other sources.

MapTiler is graphical application for online map publishing. Your map can create overlay of standard maps like Google Maps, Yahoo Maps, Microsoft VirtualEarth or OpenStreetMap and can be also visualized in 3D form by Google Earth.

TrailRunner, a route planning software for long distance sports like biking, hiking, inline-skating, skiing. Calculator for jogging triathalon bikers running can calculate exercise and training routes matching your fitness and mileage.
SpatiaLite is a spatial extension to SQLite, providing vector geodatabase functionality. It is similar to PostGIS, Oracle Spatial, and SQL Server with spatial extensions, although SQLite/SpatiaLite aren't based on client-server architecture: they adopt a simpler personal...
Abc-Map is a tool for processing geographic information that is easy to understand and use.

Maverick is a GPS off-road navigation app for Android devices. It automatically caches all your maps for offline use so that you can access them even without an Internet connection. This app is great for hiking, boating, geocaching, and other outdoor activities.

uDig is a GIS software program produced by a community led by Canadian-based consulting company Refractions Research. It is based on the Eclipse platform and features full layered open source GIS. It is written in Java and released under GNU Lesser General Public License.

A location intelligence and visualization engine that empowers you to effortlessly transform data into insights. With CartoDB, connect and map location data, quickly customize your visualizations, and develop powerful location based apps.
This online tool allows Google user create and share custom map informations.
Relief Maps is a GPS application focused on outdoor sports, the app is based on an beautiful and high-performance 3D map.



Spectator simplifies access to satellite imagery from NASA, ESA and other providers. It gives you access to images archives, but also tracks satellites in real-time to give you information about next image acquisition.

Sharemap is an online map creation GIS tool. With ShareMap you can create maps that can be later presented in various formats - as SVG vector graphic, bitmap raster or as interactive web map. Maps are free and licensed with Creative Commons license - it can be used on commercial...

Plan trips and record GPS tracks for free, with the best outdoor app. Browse hiking trail maps, hunting units, and scout offroad camping trips.

Web-based trip planner with real-time traffic data, route optimization options, device syncing, integration with mobile navigation, and commute monitoring tools.

The Globe application allows you to have a 3D representation of the Earth always at your fingertips, like a real globe that you might find in stores. It's easy to use, just swipe your finger across the watch screen to spin the Earth in 3D.


Pixel Map Generator lets you play with different projections of a map of the world. You can annotate it, colour in different countries, draw lines on it. You can also zoom in to view countries in more detail.

GMapCatcher is an offline map viewer. It can display maps from many providers, using a custom GUI. GMapCatcher doesn't depend on the map's JavaScript. GMapCatcher is written in Python 2.7 & PyGTK, can run on Linux, Windows and Mac OSX.