Review of Open Software Bug Datasets.- SERVICIOS WEB CLOUD CON MÓDULO DE DISTRIBUCIÓN (SAAS) Y JAVA.- Static Level Ancestors in Practice.- Virtual Reality Training Platform: a case study for heavy machinery operators in immersive environments.- Digital Twin technologies for immersive virtual reality training environments.- Prototype of the crowdsensing system for pollution monitoring in a smart city based on data streaming.- Transcolar Rural New Route Cost Calculation Software And Cost Analysis Tool.- Agent Team Management Using Distributed Ledger Technology.- AirVA - Indoor Air Quality Monitoring and Control with Occupants Alerting System.- A federated algorithm for the lightweight generation of high-entropy keys in distributed computing systems.