Undici is a modern HTTP client for Node.js that offers improved performance and advanced features. It supports HTTP 1.1 and recently added HTTP 2.0 support. Undici provides impressive performance, especially with Undici.Stream. It also supports HTTP 1.1 pipelining, which can significantly cut response time. Undici offers flexible connection management and dispatchers, as well as interceptors for customization. Undici v7 is coming with improved APIs and platformatic runtime for running multiple microservices in the same process.

Talk on React Native as a Gaming UI System in Unreal Engine, covering the integration journey, importance in mobile app development, and current methods of game UI creation. Innovative approach of rendering UI in games using a browser headlessly onto a texture. Challenges and benefits of using React Native for game UIs, including handling JavaScript overrides and showcasing a demo. Exploration of applying shaders to React Native UI in a gaming context and invitation to engage with React Native on Unreal Engine for future game development.

My name is Mauro and I work for a company called Doubleloop in Italy. Today, I'm going to share my learning journey through puzzles and challenges related to React Server Components (RSC). RSC allows for server-side rendering and streaming of components. React flight, a protocol used to serialize and share rendering jobs, is a key feature of RSC. RSC can be used without a server, known as React Serverless Components. Using RSC, different types of content can be switched using the useState hook. RSC can be effectively used on a server by starting Node.js with a specific flag. Client-only components recognized by RSC can be executed on the client. React Streaming Components introduces the streaming concept and allows for continuous updates of the page. Advanced features of React Streaming Components include asynchronous rendering, suspense, and recursion. The React Strange Constraints challenge focuses on optimizing rendering by sending the initial page as HTML. The use of a proxy and RSE payload allows for client hydration of RSC. The possibility of using languages other than JavaScript, such as Rust, for server components is explored. RSC has the potential to become a language-agnostic protocol. The meaning of client-server roles in RSC can be extended. RSC offers streaming capabilities and the ability to balance server and client work. Infinite streaming is possible with server sockets. RSC hydration is believed to be faster than regular hydration. The Talk concludes by encouraging questions during the Q&A session.

Memory usage is often overlooked in web applications, but excessive memory usage impacts performance and user experience. It's important to analyze memory usage and optimize it, considering concepts like count versus size and shallow versus retain memory. The Chrome Memory Profiler and Memlab are useful tools for analyzing memory usage. By optimizing React components and using tools like Memlab, memory usage can be reduced significantly. React hooks can be expensive for large-scale projects, and memory analysis is a challenging task.

Hello, React Summit and goodbye, you states. Introduction of the speaker, David K. P., creator of Xstate library. Discussion on challenges with useEffect, managing multiple useEffects, implications of state overuse, optimizing state management in React, enhancing form data handling, effective state management strategies, innovative state management approaches, state management best practices, exploring state management options, promoting best practices, and exploring state management tools.

Introduction to React Summit 2025 focusing on seamless Bluetooth Low Energy integration with iOS Live Activity. Understanding custom modules in React Native and Bluetooth Low Energy basics. Challenges with iOS Live Activity updates on Bluetooth devices without push notifications. Exploring UI background mode in iOS for Bluetooth communication wake-up. Utilizing React Native Bluetooth manager for seamless integration with iOS native modules. Demonstrating Bluetooth communication between peripheral and central devices using iOS Core Bluetooth. Exploring challenges and best practices for live activity development in iOS.

In the Talk, various key points were discussed regarding micro-front-end architecture. These included challenges with micro-intents, common mistakes in system design, the differences between micro-intents and components, granularity in software architecture, optimizing micro-front-end architecture, efficient routing and deployment strategies, edge computing strategies, global state and data sharing optimization, managing data context, governance and fitness functions, architectural testing, adaptive growth, value of micro-frontends, repository selection, repo structures, and web component usage.

Elina, front-end developer at PhysicsX, compares state management library performance. Data-heavy UI visualization challenges. Recoil replaced; exploring Jotai, Redux Toolkit, Zustand, MobX. Does the library choice significantly impact real app performance? Real timings measurement experiments; safe-to-state time and render time analysis across libraries with various payload sizes. Jotai, MobX, Recoil, and RTK performance focus. Comparing Recoil, Jotai, RTK, Redux, and MobX in state management. User interaction testing for state propagation and highlighting across plots. Performance comparison of state management libraries focusing on rendering and optimization experiments with plot updates. Libraries compared for performance in storing dates and rendering data on plots. Rankings show Recoil, MobX, Jotai around two seconds, Zustand, RTK around four seconds. Consider library fit with your data structure and design state shape and subscription boundaries accordingly.

Today's Talk is about logging with Pino, one of the fastest loggers for Node.js. Pino's speed and performance are achieved by avoiding expensive logging and optimizing event loop processing. It offers advanced features like async mode and distributed logging. The use of Worker Threads and Threadstream allows for efficient data processing. Pino.Transport enables log processing in a worker thread with various options for log destinations. The Talk concludes with a demonstration of logging output and an invitation to reach out for job opportunities.

Introducing different AI interaction styles like chat interface vs. generating interactive interfaces for learning. Evolution of AI interfaces from text-based apps to tailored UIs based on user needs. Generative UI applications creating visual interfaces with AI. AI-driven UI component selection ensuring safety and flexibility. Challenges of true code generation for React or HTML. Balancing AI development approaches for innovation and reliability. Foundational aspects of AI SDK and generative UI with React components. Enhancing learning with voice-enabled interaction and expanding AI applications with voice UI. Voice-enabled workflow automation for various tasks. Utilizing production-ready AI technology for adaptive interfaces.