JOSM is an extensible editor for âOpenStreetMap (OSM) written in âJava 11+. It supports loading GPX tracks, background imagery, and OSM data from local and online sources, and allows editing the OSM data (nodes, ways, and relations) and their metadata tags. JOSM is open source and licensed under the GPLâ. Launch josm.jnlp (Latest tested version, currently 19265) Preferred distribution channel, all
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