Claude Skills Online Marketplace

Cross-language patterns for memory-safe programming including RAII, ownership, smart pointers, and resource management.

Master Rust 1.75+ with modern async patterns, advanced type system features, and production-ready systems programming.

Audit pages and user journeys against a declared WCAG scope. Use when identifying keyboard, screen-reader, focus or contrast barriers and planning verified remediation.

Build reliable browser checks using observed UI state, semantic locators, bounded waits, isolated test data and explicit outcome verification.

Step-by-step workflow for UI work: read the project, follow the plan for the job (new screen, dashboard, polish, simplify, review), then render, fix and check again.

Optimize any form that is NOT signup or account registration — including lead capture, contact, demo request, application, survey, quote, and checkout forms.

Production-ready patterns for integrating frontend applications with backend APIs, including race condition handling, request cancellation, retry strategies, error normalization,...

Design and implement a distinctive frontend within the product’s existing brand, accessibility, performance and framework constraints.

Build React components, implement responsive layouts, and handle client-side state management. Masters React 19, Next.js 15, and modern frontend architecture.

Master modern JavaScript with ES6+, async patterns, and Node.js APIs. Handles promises, event loops, and browser/Node compatibility.

Comprehensive patterns for Next.js 14+ App Router architecture, Server Components, and modern full-stack React development.

Next.js App Router principles. Server Components, data fetching, routing patterns.

Node.js development principles and decision-making. Framework selection, async patterns, security, and architecture. Teaches thinking, not copying.

Comprehensive performance optimization guide for React and Next.js applications, adapted from Vercel’s published guidance. Use when writing new React components or Next.js pages,...

Modern React patterns and principles. Hooks, composition, performance, TypeScript best practices.

Diagnose and audit SEO issues affecting crawlability, indexation, rankings, and organic performance.

Manages shadcn/ui components and projects, providing context, documentation, and usage patterns for building modern design systems.

Tailwind CSS v4 principles. CSS-first configuration, container queries, modern patterns, design token architecture.

TypeScript and JavaScript expert with deep knowledge of type-level programming, performance optimization, monorepo management, migration strategies, and modern tooling.

Audit a component or page for accessibility issues and fix them