Web & Frontend

sanity-io-agent-toolkit Bundle

Sanity development best practices for schema design, GROQ queries, TypeGen, Visual Editing, images, Portable Text, Studio structure, localization, migrations, Sanity Functions, webhooks, Blueprints, and framework integrations such as Next.js, Nuxt, Astro, Remix, SvelteKit, Angular, Hydrogen, and the App SDK. Use this skill whenever working with Sanity schemas, defineType or defineField, GROQ or defineQuery, content modeling, Presentation or preview setups, Sanity-powered frontend integrations, event-driven content automation, documentEventHandler, defineDocumentFunction, defineMediaLibraryAssetFunction, @sanity/functions, @sanity/blueprints, sanity.blueprint.ts, event-driven content automation, or when reviewing and fixing a Sanity codebase.

apifox Skill

Apifox 导入导出与质量门禁：导入 OpenAPI/Postman/Apifox 原生格式，导出 OpenAPI/HTML/Markdown/Postman/Apifox 原生格式；导入前校验 spec 完整性、tags 分组、schema/body 覆盖率，导入后验证计数、模块和资源可见性。

boise-state-development Bundle

Tailwind CSS v4.1 best practices with WCAG 2.1 AA accessibility, theming, and dark mode support. Use when working with HTML, CSS, styling components, accessibility (a11y), WCAG compliance, color contrast, focus states, screen readers, theming, light mode, dark mode, or building accessible UI patterns like buttons, forms, cards, and navigation. Complements the angular-best-practices skill for Angular frontends.

boise-state-development Bundle

Create distinctive, production-grade frontend interfaces with high design quality. Use this skill when the user asks to build web components, pages, artifacts, posters, or applications (examples include websites, landing pages, dashboards, Angular components, HTML/CSS layouts, or when styling/beautifying any web UI). Generates creative, polished code and UI design that avoids generic AI aesthetics.

ehmo Bundle

Apple Human Interface Guidelines for iPhone. Use when building, reviewing, or refactoring SwiftUI/UIKit interfaces for iOS. Triggers on tasks involving iPhone UI, iOS components, accessibility, Dynamic Type, Dark Mode, or HIG compliance.

ehmo Bundle

Web platform design and accessibility guidelines. Use when building web interfaces, auditing accessibility, implementing responsive layouts, or reviewing web UI code. Triggers on tasks involving HTML, CSS, web components, WCAG compliance, responsive design, or web performance.

ehmo Bundle

Material Design 3 and Android platform guidelines. Use when building Android apps with Jetpack Compose or XML layouts, implementing Material You, navigation, or accessibility. Triggers on tasks involving Android UI, Compose components, dynamic color, or Material Design compliance.

jnsahaj Skill

Review or refactor code so the correct behavior is the default path; use when APIs, setters, hooks, helpers, or component props have footguns where a natural call bypasses required semantics.

limrun-inc Skill

Build an iOS / Apple app on remote Xcode with `lim xcode build` instead of local xcodebuild, or run its XCTest suites with `lim xcode test`, from any environment (Linux, Windows, macOS, VM, container). Use for non-Bazel projects (an `.xcodeproj` / `.xcworkspace`, an XcodeGen `project.yml` with a gitignored project, React Native / Expo native build) when the user wants to build, compile, test, reload, produce a preview build, or ship a signed device IPA. To run, tap, screenshot, or otherwise interact with the result on a simulator, use limrun-ios-simulator. For Bazel workspaces, use limrun-xcode-bazel.

limrun-inc Skill

Build an Android app on a remote Gradle sandbox with `lim gradle build` instead of local Gradle or Android Studio, from any environment (Linux, Windows, macOS, VM, container). Use when the user wants to build an APK or AAB, sign a release with an upload key, or prepare a Play Store publish, for native Android projects, React Native, and Expo. To run, tap, screenshot, or otherwise interact with the built APK on an emulator, use limrun-android-emulator. For iOS builds, use limrun-xcode or limrun-expo-development.

limrun-inc Skill

Drive an app running on a Limrun cloud iOS simulator: launch, tap, type, read the accessibility element tree, screenshot, record video, connect the app to local services, play a video file as the camera, and run timed action chains. Use after a build (from any builder) when the user wants to see, test, or interact with their app on a simulator, or says 'show me a screenshot', 'tap', 'run the UI test', 'record a video', 'connect localhost', 'reach my local server from the simulator', 'mock the camera', or 'launch on simulator'. To build the app first, use limrun-xcode-bazel (Bazel workspaces) or limrun-xcode (xcodebuild projects).

limrun-inc Skill

Prepare and run Expo / React Native apps on Limrun with Expo dev-client iteration. Use when the user wants an Expo dev build, Metro tunnel, hot reload, JS/TS iteration without repeated native rebuilds, or to run/test an Expo app on a remote iOS simulator or Android emulator.

payloadcms Skill

Review UI4 CSS migrations for proper token usage. Checks that CSS variables are used instead of hardcoded values.

antvis Skill

Use this skill whenever the user wants to create, customize, or troubleshoot X6 v3 graph editor diagrams. Triggers include: any mention of 'X6', 'antv x6', '@antv/x6', 'X6 editor', 'X6 图编辑', '流程图', 'DAG', 'ER图', '实体关系图', '血缘图', '组织架构图', 'UML类图', 'flowchart', 'DAG diagram', 'ER diagram', 'lineage graph', 'org chart', 'network topology', 'stencil', 'drag-and-drop editor', 'port connection', 'node port edge', 'graph editor', 'diagram editor', or requests about X6 node/edge styling, plugins (Selection, History, Clipboard, Keyboard, MiniMap, Scroller, Snapline, Stencil, Dnd, Transform, Export), interactions (panning, mousewheel, connecting, embedding), HTML shape nodes, custom shapes, serialization, or layout. Also use when debugging X6 rendering errors, v2→v3 migration, or editor interaction issues. Do NOT use for G2 statistical charts, G6 network graphs, or S2 pivot tables.

contentful Bundle

Explain core Contentful concepts and route users to the right implementation skill or documentation. Use when users ask conceptual questions, need terminology clarified, want help choosing between APIs (CDA/CMA/CPA/GraphQL), or need guidance on the Contentful MCP server. Also triggers on "Contentful 101", "which Contentful API", "how do I get started", "which skill should I use", "what does X mean in Contentful", "Contentful glossary", "CDA vs CPA", "CDA vs GraphQL", "how does Contentful work", "Contentful architecture", "explain environments", "what are aliases", "content model design", "headless CMS", "Contentful MCP", "MCP server", "set up MCP", "Remix Contentful", "Astro Contentful", "Gatsby Contentful", "SvelteKit Contentful", "Nuxt Contentful". Not for framework-specific implementation (contentful-nextjs), migrations (contentful-migration), personalization (contentful-personalization), or hands-on REST/GraphQL request examples (contentful-api).

contentful Bundle

Add and configure Contentful in an existing Next.js project. Covers installing the JavaScript SDK, configuring environment variables, creating production and preview-aware clients, fetching content in App Router or Pages Router, and wiring Draft Mode preview flows. Use when users ask to integrate Contentful with Next.js, fetch entries, set up preview or draft content, or configure the Contentful client. Also triggers on "Contentful SDK Next.js", "contentful.js", "fetch Contentful entries", "get content from Contentful", "Contentful preview", "preview mode", "Contentful environment variables", "Contentful client setup", "create Contentful client", "Pages Router Contentful", "getStaticProps Contentful", "Server Components Contentful", "revalidate Contentful", "ISR Contentful". Not for personalization or Experiences SDK setup (contentful-personalization). Not for non-Next.js frameworks (contentful-guide can route to platform docs).

contentful Bundle

Write and run Contentful content model migration scripts using the contentful-migration library and the Contentful CLI. Covers creating, editing, and deleting content types and fields, validations, editor interface configuration, editor layouts, sidebar widgets, entry transformations, tags, annotations, and the migration context object. Use when asked to write a migration, create or add a content type, add, rename, or delete fields, change or update a content model, transform entries, derive linked entries, configure editor controls, or run a migration script. Also triggers on "migration script", "contentful-migration", "schema migration", "content model migration", "field validation", "editor interface", "editor layout", "sidebar widget", "moveField", "changeFieldId", "rich text field", "reference field", "link field". Not for SDK client setup or Next.js integration (contentful-nextjs). Not for Contentful terminology or API routing (contentful-guide).

contentful Bundle

Implement, extend, and debug Contentful personalization. Use onboarding for new, project-wide, or unknown setups; use extend-existing only for scoped work on an explicitly working integration. Trigger keywords: personalization, optimization, ninetailed, A/B test, experiment, multivariate test, targeting, audience targeting, segments, variants, content variants, set up personalization, implement personalization, enable personalization, personalization not working, personalization broken, personalize this component, am I ready for personalization, experience API, Contentful Experiences, Experiences SDK, Studio Experiences, personalization in Next.js, @contentful/optimization, @ninetailed/experience.js, run an experiment, check this URL, debug this live page, inspect network requests, check console errors, experience.ninetailed.co

iart-ai-web-animation-skills Bundle

This skill should be used when the user asks to "fix janky CSS animation", "make animation 60fps", "stop layout thrashing", "animate width/height/top/left smoothly", "convert animation to transform", "animate box-shadow performantly", "animate height auto", "FLIP animation", or "why is my scroll/hover animation choppy".

iart-ai-web-animation-skills Bundle

This skill should be used when the user asks to "add a hover/press effect", "animate a toggle or switch", "build an animated like button", "make a toast/snackbar slide in", "animate a drawer or modal", "animate list reordering or add/remove", "do a shared-element layout transition", or "polish UI feedback". Covers UI motion with Framer Motion (motion/react) and modern CSS.

iart-ai-web-animation-skills Bundle

This skill should be used when the user asks to "respect prefers-reduced-motion", "honor reduced motion", "make my animations accessible", "fix vestibular / motion-sickness issues", "add a useReducedMotion hook", "gate GSAP / Framer Motion / Lenis for reduced motion", or "meet WCAG 2.3.3 / C39". Provides tiered (not all-or-nothing) reduced-motion patterns in CSS and JS.

iart-ai-web-animation-skills Bundle

This skill should be used when the user asks to "animate page or route transitions", "add a page transition or crossfade between views", "animate route changes in Next.js App Router", "use the View Transitions API", "AnimatePresence exit doesn't fire on navigation", or "Framer Motion exit animation not working / exit animation before unmount in Next.js". Covers enter/exit page-transition animation with the View Transitions API and Framer Motion, for Next.js App Router and general SPA routing.

margelo Bundle

Design, implement, and review modern C++ APIs and native implementation code. Use when working on .cpp, .hpp, CMake, RAII ownership, std::variant, callbacks, async work, platform bridges, or C++-backed React Native Nitro Module implementations.

margelo Bundle

Design, implement, and review Swift APIs and Apple-platform code. Use when working on .swift files, Swift types, Foundation or AVFoundation APIs, DispatchQueue, async/await, Task, actors, MainActor, thread-affine state, or Swift-backed React Native Nitro Module implementations.

margelo Bundle

Design, implement, and review Kotlin and Android APIs. Use when working on .kt files, Kotlin nullability, sealed classes/interfaces, coroutines, Android threading, Java interop, or Kotlin-backed React Native Nitro Module implementations.

margelo Skill

Design and review predictable public APIs for TypeScript, JavaScript, React, and React Native libraries. Use when shaping exported functions, classes, hooks, options objects, event and listener APIs, error behavior, naming, cross-platform abstractions, or JS-only packages. Pair with build-nitro-modules when the library is backed by Nitro.

margelo Bundle

Fast synchronous key-value storage for React Native via react-native-mmkv (Nitro-backed). Covers creating and configuring MMKV instances, reading/writing all value types (string, number, boolean, buffer), React hooks for reactive UI, value-change listeners, encryption, AsyncStorage migration, and state-management integrations (zustand, redux-persist, jotai, react-query). Also covers storage limits, multi-process mode, and the V4 upgrade from the class-based API.

margelo Bundle

Builds and designs React Native Nitro Modules with Nitrogen, HybridObject TypeScript specs, Nitro View components, generated native implementations, zero-copy and native-state APIs, Swift/Kotlin/C++ bindings, example apps, and testing. Use when creating a Nitro Module, adding or reviewing HybridObjects, building a Nitro View (HybridView) component, designing Nitro-specific public APIs, implementing native functionality, or setting up the nitrogen codegen pipeline. Pair with api-design for general library API shape.

margelo Bundle

Fast native networking primitives for React Native built on Nitro Modules — react-native-nitro-fetch, react-native-nitro-websockets, and react-native-nitro-text-decoder. Covers the fetch API, global replacement, prefetching and cold-start cache warming, the NitroWebSocket class and pre-warming, migrating from React Native's built-in WebSocket, the in-process NetworkInspector, native Perfetto / Instruments tracing, the native TextDecoder, and plugging nitro-fetch into axios via a custom adapter.

margelo Bundle

Best-practices guide for React Native VisionCamera v5 setup, migration, capture, controls, outputs, and basic frame processing. Use the separate react-native-vision-camera-realtime skill for production low-latency GPU, ML, CV, Skia or WebGPU pipelines and frame-coupled overlays.

margelo Bundle

Design and review production-grade low-latency VisionCamera v5 pipelines. Use for real-time GPU, ML, CV, Skia or WebGPU overlays, Nitro frame plugins, zero-copy interop, frame budgets, and latency profiling. Use the general react-native-vision-camera skill for setup, capture, controls, basic frame outputs, or v4 migration.

plinde Skill

This skill should be used when converting documents between formats (Markdown, DOCX, PDF, HTML, LaTeX, etc.) using pandoc. Use for format conversion, document generation, and preparing markdown for Google Docs or other word processors.

riba2534 Bundle

飞书可视化与展示统一入口，负责选择合适载体，并覆盖画板、Slides、妙笔BOX 动态组件、 妙搭 HTML 应用和统一数据可视化设计规范。用户要求画板/whiteboard、架构图、流程图、飞轮、 鱼骨、路线图、海报、插画、SVG/Mermaid、数据图表或 dashboard，创建 Slides/PPT，嵌入会动的 ECharts/地图/3D/window.magic 组件，或用妙搭/Miaoda/spark 发布 HTML 应用时必须使用本 Skill。 消息卡片由 feishu-cli-messaging 构造和发送；Markdown 图表导入由 feishu-cli-docs 执行。

snyk Skill

Generate and analyze AI Bill of Materials (AIBOM) for Python projects using AI/ML components. Identifies AI models, datasets, tools, and frameworks for security and compliance tracking. Use this skill when: - User asks to scan for AI components - User wants to know what AI models a project uses - User mentions "AI BOM", "AI inventory", or "ML security" - User is working with Python AI/ML projects (PyTorch, TensorFlow, HuggingFace) - User needs AI component compliance documentation

uni-helper Bundle

MUST be used for Vue.js tasks. Strongly recommends Composition API with `<script setup>` and TypeScript as the standard approach. Covers Vue 3, SSR, Volar, vue-tsc. Load for any Vue, .vue files, Vue Router, Pinia, or Vite with Vue work. ALWAYS use Composition API unless the project explicitly requires Options API.

dylanfeltus Bundle

Framer Motion (Motion) animation patterns for React — springs, staggers, layout animations, micro-interactions, scroll effects, and page transitions. Use when building or improving UI animations, adding polish, or making interfaces feel premium.