The research works presented in this issue are based on various topics of interest, among which are included: DSL, Machine Learning, Information hiding, Steganography, SMA, RTECTL, SMT-based bounded model checking, STS, Spatial sound, X3D, X3DOM, Web Audio API, Web3D, Real-time, Realistic 3D, 3D Audio, Apache Wave, API, Collaborative, Pedestrian Inertial, Navigation System, Indoor Location, Learning Algorithms, Information Fusion, Agile development, Scrum, Cross Functional Teams, Knowledge Transfer, Technological Innovation, Technology Transfer, Social Networks Analysis, Project Management, Links in Social Networks, Rights of Knowledge Sharing and Web 2.0