Fog Creek Software is a software company specializing in project management tools. Its main products are FogBugz, a web-based project management tool; Fog Creek Copilot, a remote assistance tool; CityDesk, a desktop-based content management system; and Kiln, a source control and code review tool built around Mercurial and Git.Based in New York City, Fog Creek was founded in 2000 as a consulting company by Joel Spolsky and Michael Pryor.