Media development cooperation is based on the assumption that free and independent media are a precondition for good governance and thus the effective functioning of democratic societies. In order to holistically approach the area of media development a concept that combines media sustainability and journalistic quality is needed – this call laid the foundation for the concept of media viability. This publication is one of the firsts that reveals general characteristics that shape, enhance and restrict media viability of online news organizations in developing countries and economies in transition. Further, the comparative approach serves to highlight the challenges and chances alternative online news media face with regard to media viability in the developing world and thus is a first step in the search for clues on how to best promote media viability. This analysis focuses on five countries within different world regions: Ecuador, Uganda, Cambodia, Ukraine and Tunisia.