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
Strengthening Competencies in Natural Resource Management with ODK in Latin America
Guatemala, in collaboration with HOT, UNDP and MARN, is working on waste and natural resource management by identifying critical sites and training officials to improve infrastructure.
Mapping Dhaka’s Informal Settlements for Climate Resilience and Urban Development
Discover how the Dhaka Thrive Project is working with local stakeholders to collect open geospatial data to address rapid urbanization, climate change, and public health challenges in Dhaka's informal settlements.
Cerramos el 2024 con unión y fuerza comunitaria: el Hub LAC mira hacia el 2025
El Hub de Mapeo Abierto de América Latina y el Caribe concluyó sus actividades del 2024 con una reunión comunitaria donde voluntarios, representantes de organizaciones aliadas y mapeadores en general, se reunieron para celebrar el fin de año y el inicio del 2025 haciendo un llamado a seguir mapeando en comunidad.
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