The Map of the World, Built by Everyone.
OpenStreetMap is the Wikipedia of maps. Join millions of contributors creating the most detailed, up-to-date, and freely available map of the world.
What's OpenStreetMap
OpenStreetMap is the free, editable map of the world; built by people like you. From remote villages to busy cities, OSM helps power apps, emergency services, transport systems, and more.
See how OpenStreetMap is making a difference around the world
Changesets
1M+
Contributors
1M+
Mapped Features
20.2M+
Countries Mapped
45
Apps using OSM
45
OSM Data is used by top industries around the world
OpenStreetMap is utilized by leading sectors across the globe, enhancing navigation, logistics, and urban planning, humanitarian response.
Explore the OpenStreetMap Toolbelt
From code libraries to mapping apps, editors to analytics engines. See tools that tap into OSM's global data to help you build, map, and explore the world smarter.
OpenStreetMap community around the world
How to contribute to Openstreemap
- 01
Explore
Browse the map and find areas that need updating. Missing roads, new buildings, or incorrect information - every contribution matters.
- 02
Start Mapping
Use tools like the iD Editor or JOSM (a more advanced offline editor) to add roads, outline buildings, map paths, and label locations with the correct names.
- 03
Upload Changesets
After making edits, save and upload your changes with a brief description. This instantly improves the global, open-access map data that anyone can use.
