React Advanced 2023104 min
Building High-Performance Online Stores with Shopify Hydrogen and Remix
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React Advanced 2023
Type-safe bindings for Node.js with Rust and WebAssembly
Node Congress 2023
Node Congress 202322 min
Type-safe bindings for Node.js with Rust and WebAssembly
This Talk explores TypeScript bindings for NodeJS with Rust and WebAssembly, providing an alternative approach for creating native NodeJS modules and automatically generating types. It delves into the use of WebAssembly and Rust for TypeScript modules, showcasing how Rust functions can be defined and imported using the wasm.bindgen library. The Talk also highlights the challenges of string conversion between Rust and JavaScript, the limitations of supporting Rust data types in JavaScript, and the seamless integration of Rust functions into TypeScript apps using tspy. It concludes with the recommendation of TSFI for type-safe bindings and showcases its usage in a TypeScript-based full-text search engine with WebAssembly support.
TanStack Start 1.0 - A New Full Stack Framework for React and Friends
React Summit US 2025
React Summit US 202529 min
TanStack Start 1.0 - A New Full Stack Framework for React and Friends
The speaker introduces Tanstack Start, emphasizing type safety for better development experiences. Tanstack Start offers a client-first approach with seamless server-side integration. Tanstack Router provides server-side solutions like SSR and API routes. The demo showcases Tanstack CLI usage and server functions. Tanstack Start enables isomorphic code with server-only logic. Enhanced data validation and URL state management are highlighted. TanStack Start enhances React development speed and quality. Integration of trpc with SSR data-only mode simplifies application migration. TanStackRouter focuses on type safety and advanced functionality compared to ReactRouter.
Understanding React’s Fiber ArchitectureReact Advanced 2022
React Advanced 202229 min
Understanding React’s Fiber Architecture
Top Content
This Talk explores React's internal jargon, specifically fiber, which is an internal unit of work for rendering and committing. Fibers facilitate efficient updates to elements and play a crucial role in the reconciliation process. The work loop, complete work, and commit phase are essential steps in the rendering process. Understanding React's internals can help with optimizing code and pull request reviews. React 18 introduces the work loop sync and async functions for concurrent features and prioritization. Fiber brings benefits like async rendering and the ability to discard work-in-progress trees, improving user experience.
How I Build Web Applications in 2026
AI Coding Summit 2026
AI Coding Summit 202631 min
How I Build Web Applications in 2026
Top Content
Kent C. Dodds discusses building web applications in 2026, highlighting the importance of user experience and challenges in offline video downloads. Recent AI advancements in the Epic Workshop app enable offline video downloads with features like bulk downloads and quality control. Efficient AI agent management using agents like Cursor transforms workflow. Leveraging Laravel and Ruby on Rails, Ask Mode enhances project understanding by communicating with AI agents. Emphasizing clear task scoping, iterative planning, and agent feedback improves project development. Utilizing MCP tools and agent workflow, including BugBot for code review, optimizes app development. Closing the agent loop and emphasizing architecture's role in utilizing agent input context are crucial. The talk invites developers to become experienced AI agent managers and join the mailing list for updates.
AgentCraft: Putting the Orc in Agent OrchestrationAI Coding Summit 2026
AI Coding Summit 202610 min
AgentCraft: Putting the Orc in Agent Orchestration
Welcome to AgentCraft with Iddo Salomon, AI lead. Scale up agents for efficient work but consider cognitive overload. Agent orchestrators are crucial for task management and real-time reactions. AgentCraft is a tool inspired by real-time strategy games to manage agents effectively, with features like heroes and buildings. It visualizes repository files through terrain projection, simplifies code inspection, and enhances task management with cloud code support. Task delivery is streamlined with code merging, quests, and hero summoning for project improvement.
React Summit US 202555 min
Debugging with Sentry AI using Seer, MCP, and Agent Monitoring
JSNation 2024152 min
Build Peer-to-Peer Applications with Pear Runtime
Top Content
WorkshopFree
Learn how to rapidly build peer-to-peer applications with Pear Runtime. No servers required. Understand peer-to-peer paradigms and construct applications from well-defined building blocks. This workshop will cover how to create both Desktop and Terminal applications (with discussion for Mobile) t...
The Future of Web Storage: Exploring Advanced Storage APIs 
React Day Berlin 2023Watch video: The Future of Web Storage: Exploring Advanced Storage APIs 
React Day Berlin 20239 min
The Future of Web Storage: Exploring Advanced Storage APIs
Today's Talk explores three powerful web APIs: indexedDB, cache storage, and the filesystem API. IndexedDB enables offline functionality and provides advanced features like coding & indexing, transactions, versioning, and security. Cache storage supports various caching strategies and namespaces, while the File System API allows fine-grained control over files, facilitating file uploads and downloads. A code example of interacting with the File System API is also provided.
The Road to Async ContextNode Congress 2023
Node Congress 202326 min
The Road to Async Context
Top Content
This Talk discusses the implementation and performance improvements of the async local storage API in Node and Cloudflare Workers. It explores the concept of continuations and execution contexts and how async local storage allows for passing contextual data through async flows. The talk also highlights the challenges in implementing async local storage in Node and the need for a standardized API. The introduction of async context as a replacement for async local storage is discussed, along with its benefits and the ongoing development of the async context API.
Featured
JSNation US 2025122 min
Pragmatic 101 on Custom JS Tooling for Your Project
Featured Workshop
Let’s demystify the secrets of modern JavaScript tooling. In this workshop, you will learn how linters, compilers, and code transforms work. You will take your first steps building your own developer tools, writing an ESLint rule, a compiler plugin, and a code transformation. Learn these skills t...
Keeping Up with The Fast and Furious WebJSNation US 2025
JSNation US 202529 min
Keeping Up with The Fast and Furious Web
Scott Talinsky's journey in web development highlights his transition from YouTube tutorials to creating educational content and courses, reflecting his passion for teaching. The evolution of web development tools showcases advancements from limited colors to modern frameworks like React and CSS features like squircles. Adapting to new technologies emphasizes core skills and freedom in tool selection. User-centric development prioritizes accessibility and understanding the purpose of tools. Learning strategies focus on fundamentals, hands-on learning, and avoiding influencer bias. Standing out in tech roles requires quality projects, broad knowledge, and effective communication.
React Summit US 202596 min
The React Developer's Guide to AI Engineering
Featured WorkshopFree
A comprehensive workshop designed specifically for React developers ready to become AI engineers. Learn how your existing React skills—component thinking, state management, effect handling, and performance optimization—directly translate to building sophisticated AI applications. We'll cover the...
No REST for Cap'n WebNode Congress 2026
Node Congress 202623 min
No REST for Cap'n Web
Top Content
Kenton Varda advocates for using CapnWeb, an RPC protocol, over REST for web APIs, emphasizing benefits for humans and AI agents. CapnWeb simplifies client-server communications by treating them as function calls. TypeScript type checking ensures method accuracy in CapnWeb across JavaScript runtimes. Stubs in CapnWeb allow method calls to execute on remote objects and simulate all possible method names for remote calls. Converting REST APIs to CapnWeb streamlines code and improves API calls. CapnWeb enhances API functionality with object-specific RPC sessions and promises pipelining for multilevel API optimization. AI agent security challenges are addressed with sandboxing and token protection in CapnWeb. CapnWeb capabilities for AI agents include passing restricted CapnWeb stubs and exploring capability-based security with CapnProto.
The AI-Native Software EngineerJSNation US 2025
JSNation US 202535 min
The AI-Native Software Engineer
Software engineering is evolving with AI and VIBE coding reshaping work, emphasizing collaboration and embracing AI. The future roadmap includes transitioning from augmented to AI-first and eventually AI-native developer experiences. AI integration in coding practices shapes a collaborative future, with tools evolving for startups and enterprises. AI tools aid in design, coding, and testing, offering varied assistance. Context relevance, spec-driven development, human review, and AI implementation challenges are key focus areas. AI boosts productivity but faces verification challenges, necessitating human oversight. The impact of AI on code reviews, talent development, and problem-solving evolution in coding practices is significant.
The New AI WorkflowsReact Advanced 2025
React Advanced 202514 min
The New AI Workflows
The Talk delves into the impact of LLMs on engineering workflows, emphasizing the shift towards AI for code writing efficiency. It highlights the importance of problem-solving abilities and product development in hiring practices. LLMs enhance productivity for developers, designers, and product managers, enabling faster iterations and collaboration. Efficient product workflows are achieved through simultaneous UI and code work using Builder.io. Task delegation is streamlined with async agents and Builder bots, optimizing project editing and code management. Integration with tools like VS Code and Figma streamlines design and code editing, enhancing collaboration and workflow automation.
Vite and the Future of JavaScript ToolingJSNation 2025
JSNation 202523 min
Vite and the Future of JavaScript Tooling
Top Content
Evan Yeo discusses Vite's growth, challenges with dependencies like ES Build and Rollup, and the creation of the bundler Rolldown. The JavaScript ecosystem faces fragmentation, but the company aims for a unified JavaScript stack. Rust is chosen for lower-level development, while JavaScript and TypeScript for high-level APIs. Roldown offers advanced bundling features, outperforming existing tools. Integration with Vite leads to tailored optimizations and significant speed improvements. Vite+ development focuses on creating a comprehensive toolkit. VitePlus integrates TS-down for library bundling, ViteTest for testing, and OX-Lint for linting. Future plans include monorepo awareness, build orchestration, and framework-like features.
React Summit 202591 min
From Frontend to Fullstack Development With Next.js
Top Content
Featured Workshop
Join us as we journey from React frontend development to fullstack development with Next.js. During this workshop, we'll follow along the official Next.js Learn tutorial with Eric Burel, professional trainer and author of NextPatterns.dev. Together, we'll set up a Next.js website and explore its...
We Deserve a Better Streams API for the WebNode Congress 2026
Node Congress 202630 min
We Deserve a Better Streams API for the Web
James Snell discusses challenges in current stream APIs, proposes a new, faster, and simpler streams API while questioning the existing Web Streams model. Discussion includes the necessity for a new API due to excessive ceremony, confusing locking mechanisms, and complex specifications, especially in controller APIs. Challenges with controller API optimization, hidden buffering, and excessive memory usage are highlighted. The talk delves into the cost and complexity of promises in JavaScript, optimizing readable streams, and managing complexity in stream implementations. Optimizing stream processing in JavaScript, data chunk processing, back pressure policies, multi-consumer patterns, and efficient branch cursor management are explored. The new API aims at simplifying stream processing by eliminating unnecessary operations, reducing promise overhead, and focusing on iterators, transforms, and back pressure for efficiency and simplified design.
The State of the WebJSNation 2025
JSNation 202532 min
The State of the Web
Sasha Grief discusses the state of the web through web development surveys, leading to an interactive quiz about the state of JS and usage of front end frameworks. Discussion on popular front-end libraries like React, Vue, Angular, and the rising popularity of TypeScript among developers in recent surveys. Discussion on TypeScript adoption, TC39 committee proposals, favorite CSS feature 'has,' and browser support for 'has' selector. Browser interoperability, browser vendors' initiatives, AI usage among web developers, and survey insights. Job titles linked to higher income, diversity of survey topics, top hobby among developers, and popular specific video games. Learnings on CSS features, TypeScript default, AI usage, survey benefits, challenges in reaching diverse survey participants. Surprising positivity in JavaScript usage, stable framework landscape, AI adoption challenges, mainstream AI tools, successful situp.js survey. Inconsistent respondent numbers, manual data normalization efforts, subjective question selection process, community input, mitigation of selection bias. Reason for starting surveys, transition from Meteor JS, exploration of JavaScript ecosystem.
Short takes
No Dependencies, No Problem: Streaming AI Over the PhoneJSNation 2025
JSNation 20256 min
No Dependencies, No Problem: Streaming AI Over the Phone
Marius from Twilio demonstrates building AI agents for phone calls, addressing latency issues by leveraging Twilio's infrastructure and third-party providers like 11 Labs and Google Cloud. Configuration includes WebSocket integration for message handling, static responses, and text-to-speech with 11 Labs. AI integration involves GPT4 or mini model for conversation history storage. A live demo showcases an AI voice assistant with instant responses and latency improvements.
Improve Your Presentation Skills by Scripting Your Live Coding Demos to PerfectionReact Summit 2025
React Summit 20258 min
Improve Your Presentation Skills by Scripting Your Live Coding Demos to Perfection
Elio's tips for perfect live coding: Minimize distractions, prepare well with light themes and larger fonts, adjust cursor style, avoid hover panels. Stay focused on one application during presentations. Changing settings for clarity, stressing the importance of tools like Demo Time for scripted presentations within Visual Studio Code, eliminating context switching between applications, and facilitating audience interaction with shared repositories. Exploring actions in Demo Time: creating code, opening files, highlighting code, and executing VS Code commands for a cleaner presentation. Utilizing Slides for Markdown presentations within Demo Time.
Zero-Styling Development: Utopia or the Future of Frontend?React Summit 2025
React Summit 20257 min
Zero-Styling Development: Utopia or the Future of Frontend?
Mateusz Jagodziński presenting on Zero Styling Development and the challenges faced with manual styling implementations, leading to the adoption of a zero styling approach for efficiency and consistency in design implementation. Workflow Builder adopts a zero-styling approach beginning with design tokens in Figma, followed by automation for CSS generation and implementation using CSS variables, ensuring easy styling changes without developer intervention.
Reimagine Frontend in the Serverless EraReact Summit 2025
React Summit 20258 min
Reimagine Frontend in the Serverless Era
Evangelia, tech founder of Fioromat Academy, discusses the impact of serverless technologies on frontends, emphasizing a shift towards lightweight, stateless backends split into smaller units and the increased importance of API gateways and serverless functions. The discussion also highlights the significance of optimistic state updates, caching strategies to reduce API calls, resilient connection handling with retries for failed HTTP calls, granular error handling at the component level, and custom fallback UI per component. Overall, the Talk emphasizes the evolving frontend architectures and the necessity of adapting to changes in data structures and technologies.
Backend-for-Frontend Auth: The Secure JS App ArchitectureJSNation US 2025
JSNation US 20256 min
Backend-for-Frontend Auth: The Secure JS App Architecture
Challenges in OAuth, importance of back end security for front end, and implementation details of OAuth flow between front end, back end, and authorization server. Detailed process of token handling, session management, and user data retrieval in OAuth implementation between front end, back end, and authorization server.
Video Optimization for the Web: The Missing Piece in LighthouseReact Summit US 2025
React Summit US 20257 min
Video Optimization for the Web: The Missing Piece in Lighthouse
Rahul introduces video optimization principles, emphasizing modern formats, compression, bitrate reduction, and lazy loading. ImageKit simplifies video loading by compressing videos significantly and adapting to network conditions. Pausing videos when not in view saves data costs and enhances user experience.
MCPs: How to Avoid Security PitfallsAI Coding Summit 2026
AI Coding Summit 20267 min
MCPs: How to Avoid Security Pitfalls
Gil Friedman from Backslash Security discussed MCP security, focusing on the Model Context Protocol and AI assistant security risks like GitHub token exposure in auto run mode. Security measures for MCP usage include setting autorun to ask every time, postmarking MCP incidents, handling malicious servers, safeguarding sensitive information, reviewing and disabling unused tools, requiring permission before triggering actions, removing MCP from environments, and revoking API keys when necessary.
Deploy Your AI Code in MinutesAI Coding Summit 2026
AI Coding Summit 20267 min
Deploy Your AI Code in Minutes
Shifra guides the migration of a Repl.it app to Render with emphasis on simplicity and mock data. Ensure Render deployment requirements are met, including specifying root directory, build and start commands, and correct port. Configure GitHub repository setup, connect to Git, and create a repository. Confirm code in the repository and deploy on Render, showcasing a sample landing page.
Garbage Collection Between V8, cppgc (Oilpan), and Native RuntimesNode Congress 2026
Node Congress 20269 min
Garbage Collection Between V8, cppgc (Oilpan), and Native Runtimes
Today's presentation delves into garbage collection challenges in JavaScript and native code, highlighting the impact on memory leaks and bugs. V8's implementation of minor and major garbage collection is discussed. The evolution of memory management in runtimes, including Node.js and Deno, is explored, emphasizing the shift towards automatic cleanup and improved performance. The complexity of runtime memory management, especially in handling CPP objects and bridging with workers, is outlined. Key points include the efficiency gains from generational garbage collection and the importance of migrating away from certain memory management practices for enhanced runtime performance.
Next.js Adapters: Build Once, Deploy EverywhereReact Summit 2025
React Summit 20257 min
Next.js Adapters: Build Once, Deploy Everywhere
Hello, React Summit. Excited to talk about Next.js adapters. Evolution towards adapter solutions to simplify deployment complexities. Minimalist adapter interface for customization and structured output handling. Key hooks and configurations for platform-specific optimizations. Partners collaboration for enhanced experiences in Next.js deployments. Simplified, platform-agnostic deployments for better developer experience.
Latest
AI Coding Summit 202672 min
Building AI Co-Worker with Codex SDK
Transforming Your Tech Interviews in the AI Agent Age
TechLead Conf London 2025: Adopting AI in Orgs Edition
TechLead Conf London 2025: Adopting AI in Orgs Edition11 min
Transforming Your Tech Interviews in the AI Agent Age
Anna McDougal, director of engineering operations at Blinkist, presents the McDougal method for technical interviews aiming to improve their effectiveness by leveraging emerging technologies. The challenges in technical interviews involve the inadequacy of measuring the right skills through traditional methods like DSA problems and take-home tests. The speaker questions the necessity of perfection in engineering hires and emphasizes problem-solving skills over perfection, especially with AI tools. Hiring criteria are evolving with a focus on attitude alignment and cultural addition rather than just fit. Maximizing value in hiring involves seeking candidates with aligned goals and the necessary toolkit for the job. Ensuring technical interviews reflect actual job conditions and tool usage is crucial, and encouraging experimentation and feedback on proposed methods is essential for improvement.
JSNation US 202597 min
Build a MCP (Model Context Protocol) in Node.js
Featured Workshop
Model Context Protocol (MCP) introduces a structured approach to LLM context management that addresses limitations in traditional prompting methods. In this workshop, you'll learn about the Model Context Protocol, its architecture, and how to build and use and MCP with Node.jsTable of Cont...
From Segments to Suspense: The Future of Next.js CachingReact Advanced 2025
React Advanced 202527 min
From Segments to Suspense: The Future of Next.js Caching
Introduction to Cache Components in Next.js 16, transforming the app router with new features like partial pre-rendering, Dynamic I.O., and caching directives. Deep dive into static params generation in Next.js focusing on changes in generating static params for improved performance. Exploring challenges of generating static params and balancing static vs. dynamic rendering for better performance. Addressing challenges with cache components, optimizing static and dynamic rendering for improved performance. Understanding impact of parameters on rendering with cache components, managing dynamic components, and introducing suspense boundaries for faster page loads. Enhancing cache life APIs, introducing a new caching model for static outputs in Next.js. Revolutionizing cache management with granular control over cache lifetimes and dynamic segment configuration. Navigating data and caching in Next.js, exploring cache components guidance and caching differences between server and client components.
Chrome DevTools, for Super Fast SSR Applications!React Advanced 2025
React Advanced 202521 min
Chrome DevTools, for Super Fast SSR Applications!
Introduction to Chrome DevTools and the challenges developers face in application development. Utilizing features for debugging, improving performance, accessibility, and security. Exploring file optimization and network throttling for efficient loading and user experience enhancement. Testing application performance under different network conditions and optimizing for varied speeds. Working on PWA applications, testing on slow connections, and ensuring accessibility. Analyzing performance panel insights for optimizing application performance. Using built-in insights, labeling the performance panel, and collaborating with teammates. Leveraging Chrome DevTool MCP server for performance testing and application code improvement.
npm install && prayNode Congress 2026
Node Congress 202629 min
npm install && pray
JavaScript developers face security risks in npm packages with self-replicating worms compromising packages. Supply chain attacks target prolific maintainers leading to unauthorized code injections. Vulnerabilities in package maintainers and implicit trust contribute to successful attacks. Secure package installation practices vary between npm and Deno. AI-generated code introduces new security risks with embedded secrets. Secure AI code execution involves sandboxing for isolation and secure handling of API keys.
Designing Sandboxed Dev Environments for Coding AgentsAI Coding Summit 2026
AI Coding Summit 202620 min
Designing Sandboxed Dev Environments for Coding Agents
A demo of an animated goose following the cursor in a unique environment with real-time updates. Advanced models for long-running agents performing complex tasks. Exploring sandbox environments for agent coding, focusing on isolation, containers, networking, and persistence. Challenges in sandbox orchestration, including handling heavy processing, managing sessions, and security concerns. Importance of agent control, Micro VMs for isolation, and networking in sandbox environments. Strategies for efficient sandbox operations with pre-built images, persistent volumes, and warm pools. Utilizing sandbox primitives for simple usage with focus on isolation, networking, and persistence.
AI Coding Summit 202687 min
Build Your Dream Extensions with AI
WorkshopFree
In this interactive workshop, you’ll build a working internal browser extension you and your team can use to share context across apps you use daily. We’ll start with a practical, real-world example: a web clipper that you’ll customize to send content from GitHub to your team’s communication tool...
How to Help Agents RememberAI Coding Summit 2026
AI Coding Summit 202620 min
How to Help Agents Remember
Carly discusses memory, context in LLMs, and managing information for effective results in agentic systems. LLMs hallucinate due to knowledge gaps, biases, overfitting, and incentives. Importance of context in minimizing hallucinations and focus on memory storage for decision-making. Short term memory acts like RAM, while long term memory stores knowledge and experiences. Efficient memory storage using disk, file systems, and semantic memory. Emphasis on managing message context, retrieval, and concatenation for LLM input. Attention to context length, information evaluation, and memory optimization for accurate responses.
React Native as a Gaming UI System in Unreal EngineReact Advanced 2025
React Advanced 202520 min
React Native as a Gaming UI System in Unreal Engine
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.
Popular
React Summit 2022117 min
Detox 101: How to write stable end-to-end tests for your React Native application
Top Content
If You Were a React CompilerReact Summit US 2024
React Summit US 202426 min
If You Were a React Compiler
Top Content
In this talk, the speaker aims to build an accurate understanding of how the new React compiler works, focusing on minimizing re-renders and improving performance. They discuss the concept of memoization and how it can be used to optimize React applications by storing the results of function calls. The React compiler automates this process by analyzing code, checking dependencies, and transpiling JSX. The speaker emphasizes the importance of being aware of memory concerns when using memoization and explains how the React compiler detects changes in function closure values. They also mention the Fibre Tree, which drives the reconciliation process and helps optimize performance in React. Additionally, the speaker touches on JSX transpilation, compiler caching, and the generation of code. They encourage developers to understand the code generated by the compiler to optimize specific sections as needed.
Optimizing HTML5 Games: 10 Years of Learnings
JS GameDev Summit 2022Watch video: Optimizing HTML5 Games: 10 Years of Learnings
JS GameDev Summit 202233 min
Optimizing HTML5 Games: 10 Years of Learnings
Top Content
PlayCanvas is an open-source game engine used by game developers worldwide. Optimization is crucial for HTML5 games, focusing on load times and frame rate. Texture and mesh optimization can significantly reduce download sizes. GLTF and GLB formats offer smaller file sizes and faster parsing times. Compressing game resources and using efficient file formats can improve load times. Framerate optimization and resolution scaling are important for better performance. Managing draw calls and using batching techniques can optimize performance. Browser DevTools, such as Chrome and Firefox, are useful for debugging and profiling. Detecting device performance and optimizing based on specific devices can improve game performance. Apple is making progress with WebGPU implementation. HTML5 games can be shipped to the App Store using Cordova.
Svelte 5: North StarJSNation US 2024
JSNation US 202429 min
Svelte 5: North Star
Top Content
As a child, the speaker was fascinated with space and finding direction. Svelte is an HTML-first approach to web development that simplifies tasks and offers efficient reactivity. The speaker reflects on Svelte's growth, goals, and design philosophy. Svelte aims to fix broken software and prioritize user focus. The future direction includes error boundaries, better debugging, and AI's role. Building open source software is challenging, and Rust's impact is discussed. The speaker values framework diversity and highlights the advancements and challenges faced by web development.
Frontend’s Lost Decade and the Performance Inequality GapJSNation 2025
JSNation 202532 min
Frontend’s Lost Decade and the Performance Inequality Gap
Top Content
Alex Russell's journey from engineering to product management, the focus on improving web experiences, and optimizing software for end-user success. Considerations include device performance, web diversity, and API constraints. Challenges of web platforms encompass hardware and network limitations, prioritizing user experience. Understanding the impact of Moore's Law on device performance and adapting browsers for efficiency. Emphasis on code optimization, user-focused development, and quality in web UI. Addressing challenges in PWA success, developer learning, and balancing frameworks with platform understanding.
Utilising Rust from Vue with WebAssembly
Vue.js London Live 2021
Vue.js London Live 20218 min
Utilising Rust from Vue with WebAssembly
Top Content
In this Talk, the speaker demonstrates how to use Rust with WebAssembly in a Vue.js project. They explain that WebAssembly is a binary format that allows for high-performance code and less memory usage in the browser. The speaker shows how to build a Rust example using the WasmPack tool and integrate it into a Vue template. They also demonstrate how to call Rust code from a Vue component and deploy the resulting package to npm for easy sharing and consumption.
React Summit 2023170 min
React Performance Debugging Masterclass
Top Content
React Concurrency, ExplainedReact Summit 2023Watch video: React Concurrency, Explained
React Summit 202323 min
React Concurrency, Explained
Top Content
React 18's concurrent rendering, specifically the useTransition hook, optimizes app performance by allowing non-urgent updates to be processed without freezing the UI. However, there are drawbacks such as longer processing time for non-urgent updates and increased CPU usage. The useTransition hook works similarly to throttling or bouncing, making it useful for addressing performance issues caused by multiple small components. Libraries like React Query may require the use of alternative APIs to handle urgent and non-urgent updates effectively.
Levelling up Monorepos with npm Workspaces
DevOps.js Conf 2022
DevOps.js Conf 202233 min
Levelling up Monorepos with npm Workspaces
Top Content
NPM workspaces help manage multiple nested packages within a single top-level package, improving since the release of NPM CLI 7.0. You can easily add dependencies to workspaces and handle duplications. Running scripts and orchestration in a monorepo is made easier with NPM workspaces. The npm pkg command is useful for setting and retrieving keys and values from package.json files. NPM workspaces offer benefits compared to Lerna and future plans include better workspace linking and adding missing features.
Managing React State: 10 Years of Lessons LearnedReact Day Berlin 2023Watch video: Managing React State: 10 Years of Lessons Learned
React Day Berlin 202316 min
Managing React State: 10 Years of Lessons Learned
Top Content
This Talk focuses on effective React state management and lessons learned over the past 10 years. Key points include separating related state, utilizing UseReducer for protecting state and updating multiple pieces of state simultaneously, avoiding unnecessary state syncing with useEffect, using abstractions like React Query or SWR for fetching data, simplifying state management with custom hooks, and leveraging refs and third-party libraries for managing state. Additional resources and services are also provided for further learning and support.
JavaScript
10 Years of Best of JSJSNation 2025
JSNation 202528 min
10 Years of Best of JS
Michael discusses the evolution of JavaScript from its early days to modern server-side capabilities, the impact of jQuery, Node.js, and single-page applications with popular libraries like Backbone and AngularJS. The emergence of UI libraries like React, Vue.js, and Angular, alongside meta frameworks like Next.js, Remix, Veltkit, and Solid with server components. The Best of JS project tracks JavaScript project trends, filters out deprecated projects, and monitors GitHub stars for maintenance. The importance of maintaining project relevance, adding new projects continuously, and classifying projects under meaningful tags. The evolution of TypeScript, tool releases like Deno and Burn, styling evolution from CSS to headless components, and the impact of Tailwind CSS. Analysis of CSS optimization, CLI ecosystem, tooling trends, emerging tools, and JavaScript development trends over the past decade.
Temporal: The Curious Incident of the Wrong NighttimeJSNation 2025
JSNation 202525 min
Temporal: The Curious Incident of the Wrong Nighttime
Speaker's involvement in Temporal proposal and TC39 meetings for JavaScript standardization. Date conversion challenges faced in development. Addressing time zone discrepancies with Temporal to prevent bugs. Exploration of Temporal types and design philosophy. Usage of Java's time zone serialization in JavaScript Temporal. Challenges in implementing Temporal proposal and its transformative potential in ECMAScript.
React
Suspenseful Component CompositionReact Summit US 2025
React Summit US 202512 min
Suspenseful Component Composition
Simeon Griggs discusses Suspenseful Component Composition, the use of fallback props, and the basics of suspense in React applications with a demo showcasing data fetching and layout shifting. Exploring issues with data fetching and suspense boundaries. Addressing the challenges of using suspense boundaries and data fetching for individual rows in React applications. Creating consistent fallback elements for smooth loading experiences in tables by aligning sizes and optimizing data fetching placement. Optimizing data fetching placement for smoother loading experiences. Consider exporting suspense boundary to enhance code cleanliness and be defensive against data fetching errors. Use error boundaries to handle errors in suspenseful data fetching components for a smoother user experience.
The State of ReactReact Summit 2025
React Summit 202526 min
The State of React
Introduction to the State of React survey and the history of developer surveys. Detailed analysis of survey results, user demographics, and job titles. Examination of React API trends, user sentiment towards APIs, and new API challenges. Analysis of React library satisfaction, particularly with Next.js. Discussion on React state management and data loading, including pain points. Insights on React library usage patterns and application trends. Key takeaways include staying calm, appreciating foundational React elements, and relying on data for a balanced view.
Lessons From Adopting React CompilerReact Summit US 2025
React Summit US 202523 min
Lessons From Adopting React Compiler
Akash Hamilwasia presenting at React Summit 2025, shares React Compiler learnings and works on an AI audio platform. Memoization in React helps optimize UI performance by preventing unnecessary re-renders. React Compiler offers automatic memoization through static code analysis. React rules emphasize purity and immutability. The compiler analyzes and memoizes code changes for optimization. React Compiler package usage improves performance through code analysis. Understanding reactivity issues is crucial for handling React state. Compiler optimization requires correct dependency arrays and usage of external libraries. Measure React Compiler impact using React Profiler for optimization and real user impact analysis.
How to React CompilerReact Summit 2025
React Summit 202520 min
How to React Compiler
Top Content
Introduction to React compiler, differences from React 19, installation of Babel plug-in React compiler, specifying target React versions, and how React compiler detects and processes component dependencies. Configuring React compiler settings, exploring default options and configurations, utilizing React compiler playground website for configurations, dealing with JSX markup re-computation. React compiler feature for extracting JSX from array map callbacks, limitations of enable function outlining, enabling JSX outlining for separate functions. Function memoization in React compiler, React compiler beta stage, potential errors with React compiler. React compiler error: memorization preservation, hidden messages, validation settings. React compiler: validation tools, hooks treatment, memorization challenges. Changing hooks to functions for React compiler optimization. React Compiler usage considerations and potential optimizations.
React Summit US 2025125 min
Hands-on React Server Components, Server Functions, and Forms in the Next.js App Router
Workshop
In this workshop, we will explore React's latest features: Server Components, Server Functions, and forms. Discover how to optimize server-side rendering, build smooth user experiences with React Suspense and Transitions, and enhance application interactivity with Server Functions and new React 1...
Panel Discussion: The State of ReactReact Summit 2025
React Summit 202535 min
Panel Discussion: The State of React
Panelists introduced themselves and discussed React Server Components (RSCs), exploring usage in production and alternative frameworks. Challenges of adopting RSCs and benefits of universal data fetching were highlighted. The complexities of implementing RSCs were discussed, emphasizing the need for better integration. The potential of server components for composability and evolving architecture was explored. The React compiler's impact on performance optimization and component re-rendering was examined. Discussions included enhancing React with compiler features, evolving feature sets, and reimagining state management. Improvements in communication, community engagement, and dependency management within the React ecosystem were emphasized. Recommendations for managing dependencies, component performance, and audience appreciation were shared.
React Summit 2025121 min
TDD in Frontend
Our Own React Global State Manager in Less Than 50 Lines of CodeReact Summit 2025
React Summit 202526 min
Our Own React Global State Manager in Less Than 50 Lines of Code
Top Content
Speaker delves into global state management in React, mentioning Redux and alternatives like React context. Creating a global state manager in under 50 lines of code with React context, highlighting challenges with performance and React specificity. Building a custom hook named user store for state management, implementing state and API for store, handling partial state updates efficiently. Managing listeners for state changes, setting up custom hooks and selectors, and subscribing to external stores. Demonstrating optimization in state management and preventing unnecessary button re-renders. Discussion on Redux, Signals, debugging, and various global state management choices like Zestand and Redux toolkit.
The State of React and the Community in 2025React Summit 2025
React Summit 202529 min
The State of React and the Community in 2025
Mark Erickson discusses the state of React in 2025, React community debates on React's direction and misconceptions, React's shift towards client-side frameworks and SSR emphasis, React's feature development process at Meta and Vercel, controversy around Vercel's server components involvement, tight relationship between React and Next, React team's emphasis on frameworks for app performance, critique of React's heavy-handed framework recommendation, React team's delay in adding VEET as a recommended tool, challenges with server components' origins and communication, no official signals support planned for React 19, social media impact on React development decisions, React community diversity and server components usage insights, React's evolving black box concept and tradeoffs discussed.
React Strict Dom: Cross-Platform React Based on the WebReact Summit US 2025
React Summit US 202529 min
React Strict Dom: Cross-Platform React Based on the Web
Talk on cross-platform React using ReactStrict DOM to unify web and native React, standardizing for consistent UI development. Fragmentation challenges in React due to lack of standardized styling systems, impacting development efficiency and product consistency. Exploring unsuccessful cross-platform React approaches and the importance of minimizing migration costs. Enabling web developers to build native apps with React Native while enhancing it with web APIs for seamless code migration. Benefits of code sharing for cross-platform apps, AI integration for React Strict DOM, and the future vision for React Native as a web renderer. Unified styling in React Native, Tailwind integration, and UI best practices. Flexibility and readiness in React DOM, potential inclusion in React Foundations, and considerations for reversibility of decisions in React DOM.
Free workshops
Node Congress 202673 min
Building Model Context Protocol (MCP) Tools for AI Agents with Cloudflare Workers
WorkshopFree
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AI Coding Summit 202634 min
Building with Gemini: AI Studio, Antigravity, and Google DeepMind's Latest Models
WorkshopFree
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AI Coding Summit 202653 min
"Hello World" on OpenShift AI: Training Your First Neural Network
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AI Coding Summit 202652 min
Hands-On Guide to Secure AI-Driven Coding
WorkshopFree
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AI Coding Summit 202649 min
Ship a Production Voice Agent: A Hands-on Workshop
WorkshopFree
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AI Coding Summit 202676 min
Using Sandboxes to Safely Execute Untrusted or Dynamic Code
WorkshopFree
This workshop introduces Sandboxes as a general computing primitive and uses Cloudflare Sandboxes as the concrete implementation. Participants explore common, real-world use cases for sandboxed execution and learn how to reason about when and why sandboxes are the right tool.
The works...
The works...
React Summit US 2025141 min
Building AI workflow editor UI in React with Workflow Builder SDK
WorkshopFree
Join us to learn how to build your own Zapier-like interface in days, not months. Discover how to save 1,000+ hours of design and coding upfront, building a complex workflow editor UI from scratch. Customize it for AI orchestration, automations, business processes visualization and other real-wor...
React Advanced 2025145 min
Build LLM agents in TypeScript with Mastra and Vercel AI SDK
Featured WorkshopFree
LLMs are not just fancy search engines: they lay the ground for building autonomous and intelligent pieces of software, aka agents.
Companies are investing massively in generative AI infrastructures. To get their money's worth, they need developers that can make the best out of an LLM, and t...
Companies are investing massively in generative AI infrastructures. To get their money's worth, they need developers that can make the best out of an LLM, and t...
React Advanced 2025109 min
How To Enhance an Existing React App With AI, Without Rewriting It From Scratch
WorkshopFree
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TechLead Conf London 2025: Adopting AI in Orgs Edition58 min
On-Premise Open-Source LLMs with Ollama & FastAPI
WorkshopFree
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