Web performance

Core React 19 patterns including hooks, Suspense, lazy loading, component structure, TypeScript best practices, and performance optimization.

blencorp/claude-code-kit

Checks the technical health of a website, from robots.txt, sitemaps and noindex tags to mobile, Core Web Vitals, JavaScript rendering and IndexNow, but not content or backlinks.

AgriciDaniel/claude-seo

Build Hotwire navigation and content-discovery flows: Turbo Frame pagination, tabbed navigation, lazy loading, faceted filtering/search, cache lifecycle, scroll restoration, and visit/render control.

TheHotwireClub/hotwire_club-skills

Diagnose page-load and interaction performance using browser traces, network evidence, and source code.

elithrar/dotfiles

A skill your agent uses for any question involving telemetry data: "investigate an issue", "debug a problem", "find out why something is slow", "check error rates", "analyze user behavior"…

coralogix/cx-cli

Identify the right Ignite UI Web Components (igniteui-webcomponents, grids, charts, dock manager, React wrappers) for a UI requirement and point to official docs, examples, and API references.

IgniteUI/igniteui-webcomponents

Pre-launch checklist for shipping a new website or web app. An agent skill from samber/cc-skills.

samber/cc-skills

Walks through measuring and speeding up a slow site: images, fonts, third-party scripts, bundle size, code splitting and caching headers, with a checklist.

tech-leads-club/agent-skills

A skill your agent uses when building or refactoring Angular applications — choosing between signals, RxJS, and NgRx for state, configuring routing with guards and lazy loading, optimizing change…

kid-sid/claude-spellbook

A skill your agent uses when a task changes any screen, form, dialog, menu or control - Lighthouse/axe scan of the changed screens, a keyboard walk, and the thresholds that fail a task

makifbaysal/tasktrooper

Build conversion-optimized landing pages with CRO frameworks (Conversion Research, LIFT Model), scroll effects, A/B testing, personalization, form optimization, and Core Web Vitals (INP, LCP, CLS).

EliasOulkadi/shokunin

Image optimization analysis for SEO and performance. An agent skill from sickn33/agentic-awesome-skills.

sickn33/agentic-awesome-skills

React and Next.js performance optimization patterns adapted from Vercel Engineering's React Best Practices (https://github.com/vercel-labs/agent-skills).

affaan-m/ECC

Slate v2 Autoresearch recipe picker. An agent skill from udecode/plate.

udecode/plate

Multi-page Lighthouse audit via the MIT-licensed Unlighthouse CLI.

AgriciDaniel/claude-seo

React performance optimization guidelines from Vercel Engineering.

gambitph/Stackable

Apply modern web development best practices for security, compatibility, and code quality.

tech-leads-club/agent-skills

Astro-specific performance optimizations for 95+ Lighthouse scores.

tech-leads-club/agent-skills

Run Lighthouse audits locally via CLI or Node API, parse and interpret reports, and set performance budgets.

tech-leads-club/agent-skills

Implements media and file management components including file upload (drag-drop, multi-file, resumable), image galleries (lightbox, carousel, masonry), video players (custom controls, captions…

ancoleman/ai-design-components

Scaffolds and extends Angular standalone feature MODULES under src/app/modules/{name} using Clean Architecture layering (presentation/application/core/infrastructure), a self-registering module…

fmflurry/settings-opencode

Audit web performance using Chrome DevTools MCP. An agent skill from warpdotdev/oz-skills.

warpdotdev/oz-skills

Angular performance: NgOptimizedImage, @defer, lazy loading, SSR.

Gentleman-Programming/Gentleman-Skills

Technology/library/framework comparison analysis guide. An agent skill from revfactory/claude-code-harness.

revfactory/claude-code-harness

Run a broad health check across a Nimara surface — checkout, SEO/metadata, performance, or a page-type matrix — and report findings, instead of verifying one ticket.

mirumee/nimara-ecommerce

Set up a data grid with Ignite UI Web Components, including grid selection, single-design-system theming, Shadow DOM theme injection, component registration, fluid layout, and sorting/filtering.

IgniteUI/igniteui-webcomponents

SEO + Generative Engine Optimization (GEO) for 2026 — technical SEO, on-page optimization, structured data (JSON-LD, schema.org), Core Web Vitals, citability scoring (llms.txt, entity clarity), AI…

EliasOulkadi/shokunin

Pre-launch gate for this starter — build, mechanical rule checks, SEO, metadata and brand-kit completeness, the robot form, measured load (Lighthouse people + robot) and scroll (PC + phone)…

textura-agency/next16-claude-starter

Run every Convex audit (authz, reviewer, advisor, insights) into one scored, deduped readiness report with an ordered fix plan — Lighthouse for your backend.

openclaw/clawhub

Batch process images for marketing. An agent skill from guia-matthieu/clawfu-skills.

guia-matthieu/clawfu-skills

Website page register: URL, title, meta description, search intent, NAP block, schema type, canonical, indexability and Core Web Vitals target.

sickn33/agentic-awesome-skills

Scan, audit, and fix web performance issues across all four Lighthouse/PageSpeed Insights pillars — Performance, Accessibility, Best Practices, and SEO — in structured batches.

sickn33/agentic-awesome-skills

React and Next.js performance optimization from Vercel Engineering.

Dokhacgiakhoa/Agent-Skills-4-Vibe-Coding-CLI

Systematic performance profiling for Node.js, Python, and Go applications.

alirezarezvani/claude-skills

Diagnose and improve Largest Contentful Paint, Interaction to Next Paint, and Cumulative Layout Shift in this repository's Next.js App Router frontends.

theopenco/llmgateway

TanStack Router file-based routing patterns including route creation, navigation, loaders, type-safe routing, and lazy loading.

blencorp/claude-code-kit

效能分析與最佳化：量測 baseline、定位瓶頸、優化最高影響項、驗證改善效果。適用於應用程式慢、API 超時、前端 Core Web Vitals 問題。

zeuikli/claude-code-workspace

Optimize UI performance against Core Web Vitals — LCP, INP, CLS — with loading/code-split strategy, layout-shift prevention, and animation performance rules.

plugin87/ux-ui-agent-skills

Integrate with Google Analytics for web metrics. An agent skill from refly-ai/refly-skills.

refly-ai/refly-skills

Plan and run a media pipeline for images, video, and downloadable assets.

rampstackco/claude-skills

Audit project dependencies for vulnerabilities, license issues, and bloat.

agulli/atlas-agents

Add a portable Lighthouse CI gate for production frontend builds with Core Web Vitals budgets, category floors, median runs, and CI artifacts.

sickn33/agentic-awesome-skills

Search tool for modern web development best practices. An agent skill from JetBrains/skills.

JetBrains/skills

Reduce application bundle size with Ignite UI Web Components by registering only needed components via named imports from the package root with defineComponents instead of defineAllComponents…

IgniteUI/igniteui-webcomponents

Angular performance optimization and best practices guide. An agent skill from aiskillstore/marketplace.

aiskillstore/marketplace

Expert performance engineer specializing in modern observability.

Dokhacgiakhoa/Agent-Skills-4-Vibe-Coding-CLI

Claude Code workflow mastery for .NET developers. An agent skill from codewithmukesh/dotnet-claude-kit.

codewithmukesh/dotnet-claude-kit

A skill your agent uses when optimising Largest Contentful Paint (LCP), reducing render-blocking resource contention, or fine-tuning resource loading order in the critical rendering path.

thedaviddias/Front-End-Checklist