Component-Based Middleware -- R-OSGi: Distributed Applications Through Software Modularization -- Argos, an Extensible Personal Application Server -- Compadres: A Lightweight Component Middleware Framework for Composing Distributed Real-Time Embedded Systems with Real-Time Java -- Mobile and Ubiquitous Computing -- SIPHoc: Efficient SIP Middleware for Ad Hoc Networks -- Vector-Field Consistency for Ad-Hoc Gaming -- Correlation-Based Content Adaptation for Mobile Web Browsing -- Grid and Cluster Computing -- New Worker-Centric Scheduling Strategies for Data-Intensive Grid Applications -- Interactive Resource-Intensive Applications Made Easy -- Garbage Collecting the Grid: A Complete DGC for Activities -- Enhancing Communication -- XenSocket: A High-Throughput Interdomain Transport for Virtual Machines -- Creating Private Network Overlays for High Performance Scientific Computing -- A Cost-Effective Distributed File Service with QoS Guarantees -- Resource Management -- R-Capriccio: A Capacity Planning and Anomaly Detection Tool for Enterprise Services with Live Workloads -- AVMEM - Availability-Aware Overlays for Management Operations in Non-cooperative Distributed Systems -- iManage: Policy-Driven Self-management for Enterprise-Scale Systems -- Reliability and Fault Tolerance -- Middleware Support for Adaptive Dependability -- Consistent and Scalable Cache Replication for Multi-tier J2EE Applications -- CLASP: Collaborating, Autonomous Stream Processing Systems -- Asynchronous Communication -- A Policy Management Framework for Content-Based Publish/Subscribe Middleware -- Hybrid Dissemination: Adding Determinism to Probabilistic Multicasting in Large-Scale P2P Systems -- A Utility-Aware Middleware Architecture for Decentralized Group Communication Applications -- Programming Wireless Sensor Networks with the TeenyLime Middleware.