Steve Coast founded the project in 2004 while at a university in Britain, initially focusing on mapping the United … See more

OpenStreetMap uses a topological data structure, with four core elements (also known as data primitives):
• Nodes are points with a geographic position, stored as coordinates (pairs of a latitude… See more

Map data is collected by ground survey, personal knowledge, digitizing from imagery, and government data. Ground survey data is collected by volunteers traditionally using tools such as a handheld GPS unit, a … See more

OsmAnd, Locus Map, Maps.me, and Organic Maps are some of the mobile applications for general public use. Some of these also support editing OSM. See more

The 2010 Haiti earthquake established a model for non-governmental organisations (NGOs) to collaborate with international organisations. OpenStreetMap and Crisis Commons volunteers used available satellite im… See more

Wikimedia projects provide locator map for cities and travel points of interest based on OpenStreetMap data. Wikipedia uses OpenStreetMap data to render custom maps using Kartographer extension.
A variety o… See more