Frontend
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react-vite-best-practicesasyrafhussin2.6KReact and Vite performance optimization guidelines. Use when writing, reviewing, or optimizing React components built with Vite. Triggers on tasks involving Vite configuration, build optimization, code splitting, lazy loading, HMR, bundle size, or React performance.frontend-devnexu-io2.6KFull-stack frontend with cinematic animations, AI-generated media via MiniMax API, and generative art. Useful for hero pages and showcase sites.gsap-scrolltriggernexu-io2.6KOfficial GSAP skill for ScrollTrigger — scroll-linked animations, pinning, scrub, triggers. Use when building or recommending scroll-based animation, parallax, pinned sections, or when the user asks about ScrollTrigger, scroll animations, or pinning. Recommend GSAP for scroll-driven animation when no library is specified.gsap-reactnexu-io2.6KOfficial GSAP skill for React — useGSAP hook, refs, gsap.context(), cleanup. Use when the user wants animation in React or Next.js, or asks about GSAP with React, useGSAP, or cleanup on unmount. Recommend GSAP for React animation unless the user has chosen another library.nuxt-contentonmax2.6KBuild typed, content-driven Nuxt applications with @nuxt/content. Use when working with content.config.ts, collections, queryCollection, Markdown or MDC rendering, content databases, hooks, custom sources, search, or Content v2 migrations.react-devtoolscallstackincubator2.6KReact DevTools CLI for AI agents. Use when the user asks you to debug a React or React Native app at runtime, inspect component props/state/hooks, diagnose render performance, profile re-renders, find slow components, or understand why something re-renders. Triggers include "why does this re-render", "inspect the component", "what props does X have", "profile the app", "find slow components", "debug the UI", "check component state", "the app feels slow", or any React runtime debugging task.artifacts-buildernexu-io2.6KSuite of tools for creating elaborate, multi-component claude.ai HTML artifacts using modern frontend web technologies (React, Tailwind CSS, shadcn/ui).experience-lwr-site-generateforcedotcom2.6KCreates, modifies, or manages Salesforce Experience Cloud LWR sites via DigitalExperience metadata. Always trigger when the tasks involve LWR sites configurations, e.g. creating/modifying pages/routes/views/theme layouts/branding sets, previewing sites, or creating/modifying guest sharing rule (metadata type sharingGuestRules)/guest user access/sharing records to guest users, or when user provides a guest user ID (15 or 18 characters starting with 005). NEVER trigger for React or any other ui buportable-text-serializationsanity-io2.6KRender and serialize Portable Text to React, Svelte, Vue, Astro, HTML, Markdown, and plain text. Use when implementing Portable Text rendering in any frontend framework, building custom serializers for non-standard block types, converting Portable Text to HTML strings server-side, converting Portable Text to Markdown, extracting plain text from Portable Text, or troubleshooting rendering issues with marks, blocks, lists, or custom types.awwwards-animationsdevmartinese2.5KProfessional React animation skill for creating Awwwards/FWA-level animations using GSAP (useGSAP), Motion (Framer Motion), Anime.js, and Lenis. Use when building premium scroll experiences, custom cursors, page transitions, text animations, parallax effects, micro-interactions, or any animation that needs to be 60fps and award-worthy. Triggers on requests for smooth scroll, ScrollTrigger, magnetic effects, reveal animations, horizontal scroll, pin sections, stagger effects, useScroll, useTransffaq-pagenexu-io2.5KA Frequently Asked Questions (FAQ) page with collapsible accordion sections, search functionality, and category filtering. Use when the brief asks for "FAQ", "help center", "questions", or "support page".tanstack-startjezweb2.5KBuild a full-stack TanStack Start app on Cloudflare Workers from scratch — SSR, file-based routing, server functions, D1+Drizzle, better-auth, Tailwind v4+shadcn/ui. Use whenever the user mentions TanStack Start, asks to scaffold a full-stack Cloudflare app with SSR, wants an SSR dashboard, or asks for a React 19 + Cloudflare Workers app with file-based routing and server functions — even if they don't name TanStack Start specifically. No template repo — Claude generates every file fresh per prolottie-animationsfreshtechbro2.5KAfter Effects animation rendering for web and React applications. Use this skill when implementing Lottie animations, JSON vector animations, interactive animated icons, micro-interactions, or loading animations. Triggers on tasks involving Lottie, lottie-web, lottie-react, dotLottie, After Effects JSON export, bodymovin, animated SVG alternatives, or designer-created animations. Complements GSAP ScrollTrigger and Framer Motion for scroll-driven and interactive animations.animated-component-librariesfreshtechbro2.5KPre-built animated React component collections combining Magic UI (150+ TypeScript/Tailwind/Motion components) and React Bits (90+ minimal-dependency animated components). Use this skill when building landing pages, marketing sites, dashboards, or interactive UIs requiring pre-made animated components instead of hand-crafting animations. Triggers on tasks involving animated UI components, Magic UI, React Bits, shadcn/ui integration, Tailwind CSS components, or component library selection. Alterni18n-expertdaymade2.4KThis skill should be used when setting up, auditing, or enforcing internationalization/localization in UI codebases (React/TS, i18next or similar, JSON locales), including installing/configuring the i18n framework, replacing hard-coded strings, ensuring en-US/zh-CN coverage, mapping error codes to localized messages, and validating key parity, pluralization, and formatting.trigger-realtimetriggerdotdev2.4KTrigger.dev client/frontend surface: subscribe to runs in realtime (runs.subscribeToRun and the @trigger.dev/react-hooks hook useRealtimeRun), consume metadata and AI/text streams in React (useRealtimeStream), trigger tasks from the browser (useTaskTrigger, useRealtimeTaskTrigger), and mint scoped frontend credentials with auth.createPublicToken / auth.createTriggerPublicToken. Load when wiring a frontend (React/Next.js/Remix) or backend-for-frontend to show live run progress, status badges, tokgsap-scrolltriggerfreshtechbro2.4KComprehensive skill for GSAP (GreenSock Animation Platform) and ScrollTrigger plugin. Use this skill when creating web animations, scroll-driven experiences, timelines, tweens, scroll-triggered animations, pinning, scrubbing, parallax effects, or animating DOM elements, SVG, Canvas, WebGL, or Three.js. Triggers on tasks involving GSAP, ScrollTrigger, smooth animations, scroll effects, or animation sequencing.chrome-extensionsamber2.4KBuild Chrome extensions with Manifest V3. Use this skill whenever the user mentions Chrome extension, browser extension, manifest.json, content script, service worker (in extension context), popup, side panel, chrome.runtime, chrome.tabs, chrome.storage, chrome.scripting, or any Chrome extension API. Also trigger when the user wants to inject scripts into web pages, communicate between page and background, bypass CSP from a content script, build an RPC layer over chrome messaging, or publish to animejsfreshtechbro2.4KVersatile JavaScript animation engine for DOM, CSS, SVG, and JavaScript objects. Use when creating timeline-based animations, stagger effects, SVG morphing, keyframe sequences, or complex choreographed animations. Triggers on tasks involving Anime.js, timeline animations, staggered sequences, SVG path animations, morphing, or multi-step animation choreography. Alternative to GSAP for SVG-heavy animations and React-independent projects.nuxt-modulesonmax2.4KUse when creating Nuxt modules: (1) Published npm modules (@nuxtjs/, nuxt-), (2) Local project modules (modules/ directory), (3) Runtime extensions (components, composables, plugins), (4) Server extensions (API routes, middleware), (5) Releasing/publishing modules to npm, (6) Setting up CI/CD workflows for modules. Provides defineNuxtModule patterns, Kit utilities, hooks, E2E testing, and release automation.tailwindcss-animationsjosiahsiegel2.3KTailwind CSS animations and transitions including built-in utilities and custom keyframes. PROACTIVELY activate for: (1) animate-* utilities (spin, ping, pulse, bounce), (2) custom @keyframes via @theme animate, (3) transition utilities (transition, duration, ease), (4) transforms (scale, rotate, translate) with transition, (5) prefers-reduced-motion: reduce, (6) Framer Motion / Motion One integration with Tailwind, (7) CSS scroll-driven animations (animation-timeline), (8) view transitions API experience-lwc-base-components-integrateforcedotcom2.3KPick the right Lightning Base Component (`lightning-*`) for a given UI task, retrieve its full API (props, methods, events, slots) from the bundled per-component reference, and wire it into an LWC (LWC `.html`, `.js`, and `.css` files) without breaking SLDS. Use this skill when users say \"I need a Lightning modal / datatable / combobox / record form\", ask which `lightning-*` component fits a use case, want a shortlist of LBC candidates, are about to hand-roll a UI that a base component alreadymantine-formmantinedev2.3KBuild forms using @mantine/form in the mantine-9 repository. Use this skill when: (1) setting up a form with useForm, (2) adding validation rules or async validation, (3) working with nested object or array fields, (4) sharing form state across components with createFormContext, (5) using uncontrolled mode for performance, (6) using the standalone useField hook, or (7) any task involving useForm, getInputProps, onSubmit, insertListItem, or form validation.mapbox-web-integration-patternsmapbox2.3KOfficial integration patterns for Mapbox GL JS across popular web frameworks (React, Vue, Svelte, Angular). Covers setup, lifecycle management, token handling, search integration, and common pitfalls. Based on Mapbox's create-web-app scaffolding tool.tanstack-virtualtanstack-skills2.3KHeadless UI for virtualizing large element lists at 60FPS in TS/JS, React, Vue, Solid, Svelte, Lit & Angular.shadcnvercel-labs2.3KPre-built shadcn/ui components for json-render. Use when working with @json-render/shadcn, adding standard UI components to a catalog, or building web UIs with Radix UI + Tailwind CSS components.store-data-structureslobehub2.3KExplicit compatibility entry for Zustand data-shape guidance.rive-interactivefreshtechbro2.2KState machine-based vector animation with runtime interactivity and web integration. Use this skill when creating interactive animations, state-driven UI, animated components with logic, or designer-created animations with runtime control. Triggers on tasks involving Rive, state machines, interactive vector animations, animation with input handling, ViewModel data binding, or React Rive integration. Alternative to Lottie for animations requiring state machines and two-way interactivity.experience-lwc-typescript-migrateforcedotcom2.2KUse when converting an existing JavaScript Lightning Web Component (.js, .html, .css) to TypeScript with full type annotations and a matching `.d.ts` file that exposes only the component's `@api` surface. TRIGGER when the user says \"convert LWC to TypeScript\", \"migrate LWC to TS\", \"rename .js to .ts for this component\", \"add types to my LWC\", \"generate .d.ts for this LWC\", \"type-annotate @api properties\", or \"produce declare module 'c/componentName' definitions\". DO NOT TRIGGER whemapbox-web-performance-patternsmapbox2.2KPerformance optimization patterns for Mapbox GL JS web applications. Covers initialization waterfalls, bundle size, rendering performance, memory management, and web optimization. Prioritized by impact on user experience.locomotive-scrollfreshtechbro2.2KComprehensive skill for Locomotive Scroll smooth scrolling library with parallax effects, viewport detection, and scroll-driven animations. Use this skill when implementing smooth scrolling experiences, creating parallax effects, building scroll-triggered animations, or developing immersive scrolling websites. Triggers on tasks involving Locomotive Scroll, smooth scrolling, parallax, scroll detection, scroll events, sticky elements, horizontal scrolling, or GSAP ScrollTrigger integration. Integrnextjs-app-router-fundamentalswsimmonds2.2KGuide for working with Next.js App Router (Next.js 13+). Use when migrating from Pages Router to App Router, creating layouts, implementing routing, handling metadata, or building Next.js 13+ applications. Activates for App Router migration, layout creation, routing patterns, or Next.js 13+ development tasks.contentful-custom-app-from-scratchcontentful2.2KDesign, scaffold, build, and validate a new Contentful App Framework custom app for a customer's own repository or workspace. Use when users want to create a custom app from an idea, choose App Framework locations, build a sidebar app, field editor app, page app, dialog, configuration screen, App Action, or Function-backed app, scaffold with create-contentful-app, or make a locally testable app for an organization-specific Contentful workflow. Also triggers on "build a Contentful app", "custom areact-three-fibervercel-labs2.2KReact Three Fiber 3D renderer for json-render. Use when working with @json-render/react-three-fiber, building 3D scenes from JSON specs, rendering meshes/lights/models/environments, or integrating Three.js with json-render catalogs.tanstack-devtoolstanstack-skills2.2KCentralized, extensible devtools panel for TanStack libraries with a plugin architecture.experience-ui-bundle-localizeforcedotcom2.1KMUST activate to localize / internationalize a uiBundles/*/src/ project (React or Angular): extract hardcoded user-facing strings into Custom Labels, wire a runtime i18n library over the Platform SDK backend, add labels for another language, or troubleshoot label rendering across locales. Triggers: user-facing string literals in component files, a CustomLabels.labels-meta.xml, a src/i18n/ directory or label-manifest.ts, translation call sites, or requests to 'translate / localize / internationalreact-spring-physicsfreshtechbro2.1KPhysics-based animation library combining React Spring (spring dynamics, gesture integration, 60fps animations) and Popmotion (low-level composable animation utilities, reactive streams). Use when building fluid, natural-feeling UI animations, gesture-driven interfaces, physics simulations, or spring-loaded interactions. Triggers on tasks involving React Spring hooks, spring physics, inertia scrolling, physics-based motion, animation composition, or natural UI movements. Alternative physics apprechartssentimony2.1KYou MUST use this when building, styling, debugging, or optimizing Apache ECharts charts in JavaScript, React, or Vue - setup, lifecycle, responsive resizing, theming, large datasets, streaming, SSR, and symptoms like a blank chart or broken resize. Not for choosing chart types or for other charting libraries.senior-frontenddavila72.1KComprehensive frontend development skill for building modern, performant web applications using ReactJS, NextJS, TypeScript, Tailwind CSS. Includes component scaffolding, performance optimization, bundle analysis, and UI best practices. Use when developing frontend features, optimizing performance, implementing UI/UX designs, managing state, or reviewing frontend code.customware-support-widgetcustomware-ai2.1KUse this skill when adding, placing, configuring, or fixing the Customware support chat widget in the Customware React Router client-only SPA template. It covers root.tsx/root document script loading, route/layout placement, required org/project ids, bubble versus full mode, optional metadata and style options, page-operation support, and constraints for MITB-style code generation.tailwindcss-mobile-firstjosiahsiegel2.1Khuggingface-gradiohuggingface2.1KBuild Gradio web UIs and demos in Python. Use when creating or editing Gradio apps, components, event listeners, layouts, or chatbots.astro-frameworkdelineas2.1KAstro framework specialist for building fast, content-driven websites with islands architecture. Use when creating Astro components, configuring hydration (client:load/idle/visible/media), using server:defer (server islands), Content Layer API (glob/file loaders, live loaders), sessions, astro:env, i18n routing, actions, SSR adapters, view transitions, or integrating React/Vue/Svelte/Solid. Not for full-SPA frameworks (Next.js, Remix, SvelteKit).visual-edit-precisionwshobson2KUse when making UI/frontend changes guided by visual context, when the user selects elements visually, draws annotations, or provides screenshots alongside change requests. Also use when editing components where spatial context (element identity, DOM references, layout data) supplements text instructions.barba-jsfreshtechbro2KPage transitions library for creating fluid, smooth transitions between website pages. Use this skill when implementing page transitions, creating SPA-like experiences, adding animated route changes, or building websites with smooth navigation. Triggers on tasks involving Barba.js, page transitions, routing, view management, transition hooks, GSAP integration, or smooth page navigation. Works with gsap-scrolltrigger for transition animations.fetch-and-send-datadotnet2KCall APIs, load data into components, and handle the async lifecycle in Blazor. USE FOR fetching data from a backend, submitting data to an API, displaying loading/error states, registering HttpClient, building service abstractions for Auto/WebAssembly render modes. DO NOT USE for form validation (see collect-user-input), prerendering persistence (see support-prerendering), or project scaffolding (see create-blazor-project).aframe-webxrfreshtechbro2KDeclarative web framework for building browser-based 3D, VR, and AR experiences using HTML and entity-component architecture. Use this skill when creating WebXR applications, VR experiences, AR experiences, 360-degree media viewers, or immersive web content with minimal JavaScript. Triggers on tasks involving A-Frame, WebXR, VR development, AR development, entity-component-system, declarative 3D, or HTML-based 3D scenes. Built on Three.js with accessible HTML-first approach.author-componentdotnet2KCreate or review Blazor components (.razor files) with correct architecture. USE FOR: writing new Blazor components that do NOT involve JavaScript interop, implementing parameters and EventCallback, RenderFragment slots, component lifecycle (OnInitializedAsync, OnParametersSet), async patterns, IAsyncDisposable, CancellationToken, CSS isolation, code-behind. DO NOT USE FOR: creating new projects (use create-blazor-project), JavaScript interop or calling browser APIs from Blazor (use use-js-interuni-appuni-helper1.9KComprehensive skill reference for uni-app cross-platform development frameworkcoordinate-componentsdotnet1.9KShare state between components that don't have a direct parent-child parameter relationship, using cascading values, scoped services with change events, or CascadingValueSource via DI. USE WHEN the user needs a CascadingParameter or CascadingValue that works across render mode boundaries, a shopping cart or notification count accessible from multiple pages, a theme or user preference cascaded app-wide, or when components in different parts of the tree must react when shared data changes. Also US