GeoServer
6.4#20 in gis softwareFree planFree planWebAPILinuxSelf-hosted
VisitGeoServer suits teams that need to publish and manage geospatial data using open standards. It is also relevant to organizations seeking configurable security controls and multiple deployment options.
WorldWind is for developers building geospatial applications and organizations visualizing geographic data. Its web and Java options cover browser use as well as Windows, Mac OS X, and Linux.