This book constitutes the refereed proceedings of the 23rd International Conference on Web Engineering, ICWE 2023, held in Alicante, Spain, during June 6-9, 2023.The 18 revised full papers and 7 short papers presented in this book were carefully reviewed and selected from 77 submissions. tools and techniques for advanced web engineering;

​Research Papers.- Architecting the Web in the Cloud Continuum.- DCM: Dynamic Client-Server Code Migration.- Code Vectorization and Sequence of Accesses Strategies for Monolith Microservices Identification.- HYAS: Hybrid Autoscaler Agent for Apache Flink.- Machine Learning for Web Engineering.- Optimizing ML Inference Queries under Constraints.- LiquidAI: Towards an Isomorphic AI/ML System Architecture for the Cloud-Edge Continuum.- Predicting Crowd Workers Performance: An Information Quality Case.- IoT and WoT Engineering.- WebAssembly in IoT: Beyond Toy Examples.- Applying Discrete Event Simulation on patient flow scenarios with Health monitoring systems.- User Privacy Engineering.- Streamlining personal data access requests: From obstructive procedures to automated web workflows.- In2P-Med: Toward the individual privacy preferences identity in the medical web apps.- User Behaviour Characterization.- Hierarchical Transformers for User Semantic Similarity.- User Identity Linkage via Graph Convolutional Network Across Location-Based Social Networks.- Emotions Intensity Prediction in Online Discussions Using Time Series Forecasting.- User Centered Technologies.- Speed up the Web with Universal CSS Rendering.- Collaborative Web Accessibility Evaluation: An EARL-based Workflow Approach.- In a Hurry: How Time Constraints and the Presentation of Web Search Results Affect User Behaviour and Experience.- A Taxonomy of User Behavior Model (UBM) Tools for UI Design and User Research.- Tools and Techniques for Advanced Web Engineering.- On the Energy-Efficiency of Hybrid UI Components for MobileCross-Platform Development.- Human-Friendly RDF Graph Construction: Which one do you chose?.- Waiter and AUTRATAC: Don’t throw it away, just delay!.- Scraping Data from Web Pages using SPARQL Queries.- Web Engineering Practices and Experiences.- An empirical study of Web API versioning practices.- The Rise of Disappearing Frameworks in Web Development.- On the Popularity of Classical Music Composers on Community-Driven Platforms.- Topio: an Open-Source Web Platform for Trading Geospatial Data.- Demos and Posters.- Creating Searchable Web Page Snapshots using Semantic Technologies.- Choose your preferred life cycle and SofIA will do the rest.- SLA4OAI-Analyzer: Automated Validation of RESTful API Pricing Plans.- Towards a model-driven development of environmental-aware Web Augmenters based on open data.- Enhancing Web Applications with Dynamic Code Migration Capabilities.- Macaroni: Crawling & Enriching Metadata from Public Model Zoos.