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
Announcing our #MapGiveImpact Telemapathon Guest Speakers!
Our #MapGiveImpact global, 24-hour telemapathon is just around the corner. We are excited to present our star-studded guest speaker lineup for each of the 2-hour sessions.
Treinando Governos Locais no Uso da Cartografia Colaborativa: Aliança HOT - OGP Local
O projeto "Cidades Abertas Resilientes" capacitou seis governos em dados abertos e ferramentas geográficas, promovendo soluções resilientes e colaborativas diante de desafios urbanos e climáticos.
Social Infrastructure Recovery in Porto Alegre: Mapping for Resilience
After the 2024 floods in Porto Alegre, Brazil, the IDB and HOT partnered to map and assess damaged infrastructure. Using georeferenced data and community involvement, the collaboration supports sustainable recovery and resilience for the city’s most vulnerable.
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
