Ubuntu Theme for Flipping Book Publisher for Office are 100% free here! This free theme is about Ubuntu, which is an African ethic or humanist philosophy which focuses on people's allegiances and relations with each other. On one hand, some people convince that ubuntu is a classical African philosophy; On the other hand, others put forward to that the idea that ubuntu is a philosophy or worldview developed in written sources during the second half of the 1900s. You can download it and have a try!