The Mozilla Manifesto lays out the guiding principles of the Mozilla Foundation, the non-profit that leads the open-source Mozilla project best-known for its Firefox web browser.[1][2] Penned in 2007 by Mitchell Baker, with adjustments in 2018, it promotes free software, universal access to the internet, and interoperable technologies, and emphasizes values of privacy, openness, and a belief in the ability of the internet to enrich the lives of people.[3][4]