PUBLIC MARKS from Spone with tag maps

Go beyond Google Maps with your own maps Overlay any map and match coordinates

Make a guide, embed maps on your website, organize your geo-data

One of our top feature requests for Plot Hound has been to add satellite/terrain layers to the cruise maps. We couldn't just drop in normal Google or Bing Maps because we needed the maps to be available out in the woods with no data connection.

Leaflet is a modern, lightweight BSD-licensed JavaScript library for making tile-based interactive maps for both desktop and mobile web browsers, developed by CloudMade to form the core of its next generation JavaScript API.

Natural Earth is a public domain map dataset available at 1:10m, 1:50m, and 1:110 million scales. Featuring tightly integrated vector and raster data, with Natural Earth you can make a variety of visually pleasing, well-crafted maps with cartography or GIS software.

The OpenGeo Suite is the fully-integrated open source geospatial platform for serving maps and data through web applications, mobile devices, and desktop clients.

MapBox is a suite of open source tools to create beautiful custom maps in Amazon's cloud.

We live in the era of Google Maps. What started off as an impressive refresh of Mapquest-style maps now fuels web mashups. With APIs official and unofficial, Google Maps is simple enough for front-end designers to embed and for back-end programmers to target. Along the way to becoming nearly ubiquitous, it has played a major role in the “democratization of mapping.” For the practical developer who wants to add geospatial information to a site or application, the Google Maps API has been an easy call.

Mapstraction is a library that provides a common API for various javascript mapping APIs to enable switching from one to another as smoothly as possible. Developers can code their applications once, and then easily switch mapping provider based on project needs, terms and conditions, and new functionality.

Mapnik is a Free Toolkit for developing mapping applications. Above all Mapnik is about making beautiful maps. It is easily extensible and suitable for both desktop and web development.

Tile Drawer makes designing and hosting custom maps simple and straightforward. The project lets anyone run their own OpenStreetMap server in the cloud with one-step configuration and zero administration.

Modest Maps is a BSD-licensed display and interaction library for tile-based maps in Flash (ActionScript 2.0 and ActionScript 3.0) and Python.

This is a survey of Linux applications (almost all of them are Free Software) for navigation with laptops, notebooks, handhelds, PDAs and mobile phones. They are useful for bikers, car drivers, ship and air plane navigators and others. Additionally there are map conversion tools and links to freely available maps for GPS devices.

CloudMade helps you make the most of map data. We source our maps from OpenStreetMap, the community mapping project which is making a free map of the world. Our aim is to continue the democratization of geo data and to expand access to open geo data through a range of simple yet powerful tools and APIs. Our tools and APIs allow developers to create rich interactive experiences on the web and mobile.