Search for HOT projects, news, people and jobs.


The HOT community is made up of volunteers, local community leaders, and professionals committed to the mission of helping reach those in need through maps. This diverse group includes dedicated voting members, staff, contractors, volunteers, interns, and board members. Read more about different community members or learn more about becoming a part of the community.

HOT Summit at FOSS4G2018

HOT and FOSS4G have joined forces to bring you the GIS and humanitarian mapping event of the year in Dar es Salaam, Tanzania. HOT will sponsor and lead a conference track on Widening Access & Humanitarian Mapping, in addition to opportunities to join code sprints, field visits with the Ramani Huria mapping project, two workshop days (available as an add-on to your registration) and much more!

Karibu Sana!

Register for FOSS4G 2018

Financials and Organization

HOT is a global not-for-profit organization registered in the United States of America.

As part of our obligations as a 501(c)3 registered organization, we make our financial filings (known as “Form 990: Return of Organization Exempt From Income Tax”) available for public inspection. HOT’s 2012 - 2017 returns are posted below. Any further questions can be directed to the Board of Directors, specifically the Treasurer.

Access older financial reports and organization bylaws in our archive here.

Download 2017 990 PDF
2017 Annual Report

Each year we publish an annual report to recap projects and share updates from the community. We cover stories from our projects and share data about the successes and impact of the community.

Download our latest annual report below. Access our annual report archive here.

Download 2017 PDF