This article deals with the concept of Good Living as one of the most visible expressions of alternatives to development and how its postulates and practices can contribute to responses to the planetary megacrisis. For this purpose, a reflection based on a specialized bibliographical review is carried out, and is complemented by a surves. From the reflection it is concluded that although the concept of Good Living is under construction, as an alternative ethical-political proposal, it constitutes a semantic, discursive and mobilizing force of multiple possibilities, applicable to a diversity of contexts, as it recovers central values to respond to the planetary mega-crisis from basic principles of recovery of harmony among people, social harmony and harmony between human beings and nature, the ontological turn from individualism to conviviality, from the ideology of domination of people,...