Performance skills

This skill helps you secure WebSocket communications by validating origins, authenticating tokens, and enforcing per-message authorization to prevent CSWSH.

This skill designs and optimizes RabbitMQ deployments for reliability and throughput, guiding exchange patterns, clustering, and monitoring.

This skill helps you write safe, high-performance async code in Python and Rust by preventing race conditions and ensuring resource safety.

This skill guides you through DNS configuration for custom funnel domains, covering A/CNAME records, SSL setup, redirects, and provider-specific nuances.

This skill helps you write secure, performant JavaScript by applying modern ES6+ patterns, async handling, and robust testing across environments.

This skill helps you design production-ready FastAPI apps with async APIs, Pydantic v2, SQLAlchemy 2.0, and robust authentication.

This skill helps you design secure, high-performance FastAPI REST and WebSocket services with validated inputs, authenticated access, and robust rate limiting.

This skill helps you craft accessible, user-centered web interfaces by applying WCAG 2.2 guidelines, design systems, and responsive patterns.

This skill helps you develop with Bun by showcasing native APIs, SQLite, HTTP servers, and testing patterns for faster, easier Bun projects.

This skill analyzes TypeScript pattern code to detect violations against documented rules and outputs a categorized [PASS]/[FAIL] checklist with actionable

This skill provides deep Node.js internals expertise, covering V8, libuv, C++ addons, and build systems to diagnose and optimize engine-level issues.

This skill helps you configure TanStack Query v5 in React apps, enabling efficient data fetching, caching, optimistic updates, and devtools debugging.

This skill helps you locate text across codebases and large files quickly using ripgrep, reducing time spent scanning files.

This skill helps you construct and optimize PostgreSQL 16 queries, diagnose performance issues, and introspect schemas for robust database work.

This skill helps you implement Node.js best practices with TypeScript type stripping, improving performance and maintainability.

This skill helps you implement production-grade TanStack Table v8 integrations for server-side pagination, filtering, sorting, and Cloudflare D1.

This skill reviews JavaScript and Stimulus changes for data races, ensuring safe timing, proper cleanup, and DOM stability across Turbo/Hotwire.

This skill enhances LLM accuracy on lightweight models by automatically repeating prompts to mimic bidirectional attention and improve context comprehension.

This skill acts as a proactive design-iterator to deliver iterative refinements for UI components, escalating visual balance and polish through focused cycles.

This skill helps you design data systems for performance and scalability by guiding schema choices, indexing, OLTP/OLAP trade-offs, and ORM/N+1 handling.

This skill guides users to scaffold Claude Code skills, including directory structure, YAML frontmatter, and bundled resources for reliable, reusable workflows.