491K
Total Mappersⓘ Total number of Mappers using HOT Tasking Manager - as of May 2024
260M
Total Map Editsⓘ Total number of edits mapped using HOT Tasking Manager - as of May 2024
156.4M
Buildings Mappedⓘ Total number of buildings mapped using HOT Tasking Manager - as of May 2024
3.4M
Roads Mapped (KM)ⓘ Total length of roads mapped using HOT Tasking Manager - as of May 2024
Updates
Advancing Mangrove Monitoring in Indonesia Through Open Mapping and Collaboration
Effective conservation monitoring requires reliable, open spatial data. Through the Map4Mangrove project, Open Mapping Hub - Asia Pacific partners with organizations engaged in mangrove rehabilitation in Indonesia to strengthen their monitoring efforts through open mapping.
Mapatón Nacional de Colombia 2025: Juventudes y datos abiertos para anticipar riesgos
El Mapatón Nacional de Colombia 2025, segunda edición de esta iniciativa, demostró cómo la colaboración entre instituciones, comunidades y juventudes puede transformar la gestión del riesgo.
Data Gaps in Myanmar’s 2025 Earthquake Response: Demonstrating the Urgent Need for an Open Mapping Approach
Since the devastating earthquakes on 28 March 2025 in Central Myanmar, many international and local humanitarian actors, including the Humanitarian OpenStreetMap Team (HOT), have been actively supporting the disaster response and recovery. Explore how HOT is working with mappers to address local data challenges.
Our Impact
HOT's work is global in scale and contributes to the achievement of the Sustainable Development Goals (SDGs). Our Monitoring and Evaluation framework is constantly evolving to ensure tangible and measurable impact. Check out our core impact areas and learn more about where we're making a difference.
Tools & Data
Access free, open source tools for community mapping. Export data from OpenStreetMap for humanitarian and development programs.
View the tools
Community & Events
Learn about the community and the latest events — especially about the Open Summit 2023, a decentralized, year-long program of 13 global, regional, and local conferences.
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Partnerships
Want to know more about ways you can partner with HOT? Start creating and supporting the #GlobalGoals with free, open map data through becoming a partner.
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