OpenStreetMap US

The game of mini mapping challenges

MapRoulette breaks up OpenStreetMap work into snack-sized “challenges.” Earn points by fixing validation issues, turning nodes into areas, adding missing tags, and through countless other little tasks that contribute to a healthier map.

Meet the team

News and talks

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MapRoulette and OSMCha Become OSM US Programs

Jan 15, 2026 · Jake Low

The OSM US Charter Projects program provides a long-term home for significant projects in the OSM ecosystem. MapRoulette and OSMCha have been Charter Projects since 2023, which provided both projects with a...
Charter Projects Face Uncertain Future as Financial Support Ends

Jul 29, 2025 · OpenStreetMap US Staff

Many of the best OpenStreetMap tools emerge organically as personal projects built by members of the global community. Informal structures can be great for getting a project off the ground, but at...
OpenStreetMap US Tech Updates

Jan 24, 2025 · Quincy Morgan and Jake Low

Learn what’s new with MapRoulette, OSMCha, OSM Sandbox, Public Domain Map, OpenTrailMap, and other OSM US tech projects.
OpenStreetMap US Wrapped: A Year in Review for 2024

Dec 19, 2024 · OpenStreetMap US Staff

2024 was a year of exciting growth for both OpenStreetMap and the OpenStreetMap US team. Let’s celebrate some of the highlights! The Team Grew OSM US welcomed Jake Low, Software Engineer, and...