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
Our Journey at Skoll World Forum 2025: a Time for Reflection and Collaboration in a New Era
The Skoll World Forum is over, but the reflections that came from it will definitely stay with us for a long time. Read more about what our Executive Director, Rebecca Firth, and Fabrizio Scrollini, Regional Director for the Open Mapping Hub –Latin America and the Caribbean (LAC), learned during the week of April 1-4, 2025.
Mapeo Humanitario en Bahía Blanca: Colaboración ante la Emergencia
Respuesta rápida y efectiva tras las inundaciones en Bahía Blanca, Argentina. el LAC Hub activó a la comunidad de mapeo humanitario para generar datos clave para la atención y recuperación.
Sargassum Monitoring with Drones in Santo Domingo: Open Technologies to Tackle Environmental Challenges
HOT, together with the Global Partnership for Sustainable Development Data and the National Statistics Office of the Dominican Republic, organized a regional workshop on sargassum monitoring. The training focused on the use of drones and open technologies for generating geospatial data. Participants included representatives from civil society, academia, and public institutions. This experience strengthens Caribbean collaboration in the face of growing environmental 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.
Learn more
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.
Become a partner
