This document discusses accelerating and promoting the use of free and open source software (FOSS) in Africa. It defines FOSS and outlines some of the challenges to its adoption. It highlights the huge potential of the African continent given its large and youthful population. It provides examples of concrete FOSS experiences and projects in various African countries. It also examines trends in FOSS adoption by companies, focusing on cost reduction being less of a main criteria now and examples of migrations from proprietary to FOSS solutions. The document aims to show how governments can help promote greater FOSS use.