Topomancy is an open source technology consultancy founded by partners in Mumbai, Leeds and San Francisco. We have developed and deployed software for digital maps and archives in libraries, academic and civil society organisations since 2008.

Our notable clients include the New York Public Library (NYPL) Maps Division, the Library of Congress, and the Harvard University Center for Geographic Analysis (CGA). Our work received the Cutting Edge Technology in Library Services Award from the American Library Association (ALA) in 2012.