Research A Study on the Impact of Code Annotations on Software Evolution INCT of the Future Internet for Smart Cities QualiPSo Quality Plataform for Open Source Research and Development Evolution of the Brazilian Public Software Portal research and development for a new integrated generation of open and collaborative platforms Semi-Automatic Code Quality Monitoring Calculation, interpretation and visualization of source code and test metrics Collaborations Turning Padawans into Jedis Using worked examples to improve newcomers' skills in free software projects. Programming Interface for Retrieving Element Metadata in Object-Oriented Languages Portal for novice developers in free software communities