Web mapping Geographic information system



in recent years there has been proliferation of free-to-use , accessible mapping software such proprietary web applications google maps , bing maps, free , open-source alternative openstreetmap. these services give public access huge amounts of geographic data; perceived many users trustworthy , usable professional information.


some of them, google maps , openlayers, expose application programming interface (api) enable users create custom applications. these toolkits commonly offer street maps, aerial/satellite imagery, geocoding, searches, , routing functionality. web mapping has uncovered potential of crowdsourcing geodata in projects openstreetmap, collaborative project create free editable map of world. these mashup projects have been proven provide high level of value , benefit end users outside possible through traditional geographic information.








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