Best Claude Code Skills for Performance

Analyze slow SQL queries, explain the execution plan, and suggest indexes or rewrites to make them fast

Profile and benchmark code performance, identify bottlenecks, and suggest optimizations with before/after measurements

Create new skills, modify and improve existing skills, and measure skill performance. Use when users want to create a skill from scratch, edit, or optimize an existing skill, run evals to test a skill, benchmark skill performance with variance analysis, or optimize a skill's des…

Analyzes sales pipeline health, revenue forecasting accuracy, and go-to-market efficiency metrics for SaaS revenue optimization. Use when analyzing sales pipeline coverage, forecasting revenue, evaluating go-to-market performance, reviewing sales metrics, assessing pipeline anal…

Use when reviewing, scoring, or auditing third-party SaaS / vendor relationships — running a vendor scorecard with industry tuning, tracking SLA compliance with credit-claim flags, classifying third-party risk across 4 risk vectors, preparing a tier-1 vendor review, or auditing …

People leadership for scaling companies. Hiring strategy, compensation design, org structure, culture, and retention. Use when building hiring plans, designing comp frameworks, restructuring teams, managing performance, building culture, or when user mentions CHRO, HR, people st…

Frontend development skill for React, Next.js, TypeScript, and Tailwind CSS applications. Use when building React components, optimizing Next.js performance, analyzing bundle sizes, scaffolding frontend projects, implementing accessibility, or reviewing frontend code quality.

ML engineering skill for productionizing models, building MLOps pipelines, and integrating LLMs. Covers model deployment, feature stores, drift monitoring, RAG systems, and cost optimization. Use when the user asks about deploying ML models to production, setting up MLOps infras…

Docker and container development agent skill and plugin for Dockerfile optimization, docker-compose orchestration, multi-stage builds, and container security hardening. Use when: user wants to optimize a Dockerfile, create or improve docker-compose configurations, implement mult…

Systematic performance profiling for Node.js, Python, and Go applications. Identifies CPU, memory, and I/O bottlenecks, generates flamegraphs, analyzes bundle sizes, optimizes database queries, runs load tests with k6 and Artillery. Always measures before and after. Use when inv…

Use when the user asks to write SQL queries, optimize database performance, generate migrations, explore database schemas, or work with ORMs like Prisma, Drizzle, TypeORM, or SQLAlchemy.

Analyzes campaign performance with multi-touch attribution, funnel conversion analysis, and ROI calculation for marketing optimization. Use when analyzing marketing campaigns, ad performance, attribution models, conversion rates, or calculating marketing ROI, ROAS, CPA, and camp…

Social media campaign analysis and performance tracking. Calculates engagement rates, ROI, and benchmarks across platforms. Use when analyzing social media performance, calculating engagement rate, measuring campaign ROI, comparing platform metrics, or benchmarking against indus…

When the user wants to develop social media strategy, plan content calendars, manage community engagement, or grow their social presence across platforms. Also use when the user mentions 'social media strategy,' 'social calendar,' 'community management,' 'social media plan,' 'gr…

Generates high-converting landing pages as complete Next.js/React (TSX) components with Tailwind CSS. Creates hero sections, feature grids, pricing tables, FAQ accordions, testimonial blocks, and CTA sections using proven copy frameworks (PAS, AIDA, BAB). Outputs SEO meta tags, …

Senior Quality Manager Responsible Person (QMR) for HealthTech and MedTech companies. Provides quality system governance, management review leadership, regulatory compliance oversight, and quality performance monitoring per ISO 13485 Clause 5.5.2. Use when leading management rev…

The durable documentation set that makes an AI-built (vibe-coded) app reviewable before shipping. A small core every app needs — architecture, user/permission flows, permissions, variables/secrets, and a test-coverage map — plus conditional docs added only when they apply: email…

Optimizes API performance through payload reduction, caching strategies, and compression techniques. Use when improving API response times, reducing bandwidth usage, or implementing efficient caching.

Browser automation with Puppeteer CLI scripts. Use for screenshots, performance analysis, network monitoring, web scraping, form automation, or encountering JavaScript debugging, browser automation errors.

Multi-language Workers development with Rust, Python, and WebAssembly. Use when building Workers in languages other than JavaScript/TypeScript, or when integrating WASM modules for performance-critical code.

Cloudflare Workers performance optimization with CPU, memory, caching, bundle size. Use for slow workers, high latency, cold starts, or encountering CPU limits, memory issues, timeout errors.

Builds GraphQL APIs with schema design, resolvers, error handling, and performance optimization using Apollo or Graphene. Use when creating flexible query APIs, migrating from REST, or implementing real-time subscriptions.

Optimizes images for web performance using modern formats, responsive techniques, and lazy loading strategies. Use when improving page load times, implementing responsive images, or preparing assets for production deployment.

Mobile app debugging for iOS, Android, cross-platform frameworks. Use for crashes, memory leaks, performance issues, network problems, or encountering Xcode instruments, Android Profiler, React Native debugger, native bridge errors.

Mobile app testing with unit tests, UI automation, performance testing. Use for test infrastructure, E2E tests, testing standards, or encountering test framework setup, device farms, flaky tests, platform-specific test errors.

| Nuxt 4 production optimization: hydration, performance, testing with Vitest, deployment to Cloudflare/Vercel/Netlify, and v4 migration. Use when: debugging hydration mismatches, optimizing performance and Core Web Vitals, writing tests with Vitest, deploying to Cloudflare Page…

React and Next.js performance optimization guidelines from Vercel Engineering. This skill should be used when writing, reviewing, or refactoring React/Next.js code to ensure optimal performance patterns. Triggers on tasks involving React components, Next.js pages, data fetching,…

React Native and Expo best practices for building performant mobile apps. Use when building React Native components, optimizing list performance, implementing animations, or working with native modules. Triggers on tasks involving React Native, Expo, mobile performance, or nativ…

Postgres performance optimization and best practices from Supabase. Use this skill when writing, reviewing, or optimizing Postgres queries, schema designs, or database configurations.

Sveltia CMS Git-backed content management (Decap/Netlify CMS successor). 5x smaller bundle (300 KB), GraphQL performance, solves 260+ issues. Use for static sites (Hugo, Jekyll, 11ty, Gatsby, Astro, Next.js), blogs, docs, i18n, or encountering OAuth errors, TOML/YAML issues, COR…

Manage performance lighthouse runner operations. Auto-activating skill for Frontend Development. Triggers on: performance lighthouse runner, performance lighthouse runner Part of the Frontend Development skill category. Use when working with performance lighthouse runner functio…

Calculate apdex score calculator operations. Auto-activating skill for Performance Testing. Triggers on: apdex score calculator, apdex score calculator Part of the Performance Testing skill category. Use when working with apdex score calculator functionality. Trigger with phrase…

Generate artillery config generator operations. Auto-activating skill for Performance Testing. Triggers on: artillery config generator, artillery config generator Part of the Performance Testing skill category. Use when configuring systems or services. Trigger with phrases like …

Create benchmark suite creator operations. Auto-activating skill for Performance Testing. Triggers on: benchmark suite creator, benchmark suite creator Part of the Performance Testing skill category. Use when working with benchmark suite creator functionality. Trigger with phras…

Execute bottleneck identifier operations. Auto-activating skill for Performance Testing. Triggers on: bottleneck identifier, bottleneck identifier Part of the Performance Testing skill category. Use when working with bottleneck identifier functionality. Trigger with phrases like…

Analyze connection pool analyzer operations. Auto-activating skill for Performance Testing. Triggers on: connection pool analyzer, connection pool analyzer Part of the Performance Testing skill category. Use when analyzing or auditing connection pool analyzer. Trigger with phras…

Configure cpu profiler config operations. Auto-activating skill for Performance Testing. Triggers on: cpu profiler config, cpu profiler config Part of the Performance Testing skill category. Use when configuring systems or services. Trigger with phrases like "cpu profiler config…

Profile database query profiler operations. Auto-activating skill for Performance Testing. Triggers on: database query profiler, database query profiler Part of the Performance Testing skill category. Use when working with database query profiler functionality. Trigger with phra…

Generate flame graph generator operations. Auto-activating skill for Performance Testing. Triggers on: flame graph generator, flame graph generator Part of the Performance Testing skill category. Use when working with flame graph generator functionality. Trigger with phrases lik…

Create gatling scenario creator operations. Auto-activating skill for Performance Testing. Triggers on: gatling scenario creator, gatling scenario creator Part of the Performance Testing skill category. Use when working with gatling scenario creator functionality. Trigger with p…

Analyze gc log analyzer operations. Auto-activating skill for Performance Testing. Triggers on: gc log analyzer, gc log analyzer Part of the Performance Testing skill category. Use when analyzing or auditing gc log analyzer. Trigger with phrases like "gc log analyzer", "gc analy…

Analyze heap dump analyzer operations. Auto-activating skill for Performance Testing. Triggers on: heap dump analyzer, heap dump analyzer Part of the Performance Testing skill category. Use when analyzing or auditing heap dump analyzer. Trigger with phrases like "heap dump analy…

Create jmeter test plan creator operations. Auto-activating skill for Performance Testing. Triggers on: jmeter test plan creator, jmeter test plan creator Part of the Performance Testing skill category. Use when writing or running tests. Trigger with phrases like "jmeter test pl…

Generate k6 script generator operations. Auto-activating skill for Performance Testing. Triggers on: k6 script generator, k6 script generator Part of the Performance Testing skill category. Use when working with k6 script generator functionality. Trigger with phrases like "k6 sc…

Plan load test scenario planner operations. Auto-activating skill for Performance Testing. Triggers on: load test scenario planner, load test scenario planner Part of the Performance Testing skill category. Use when writing or running tests. Trigger with phrases like "load test …

Create locust test creator operations. Auto-activating skill for Performance Testing. Triggers on: locust test creator, locust test creator Part of the Performance Testing skill category. Use when writing or running tests. Trigger with phrases like "locust test creator", "locust…

Configure memory profiler setup operations. Auto-activating skill for Performance Testing. Triggers on: memory profiler setup, memory profiler setup Part of the Performance Testing skill category. Use when working with memory profiler setup functionality. Trigger with phrases li…

Test network latency tester operations. Auto-activating skill for Performance Testing. Triggers on: network latency tester, network latency tester Part of the Performance Testing skill category. Use when writing or running tests. Trigger with phrases like "network latency tester…

Analyze percentile analyzer operations. Auto-activating skill for Performance Testing. Triggers on: percentile analyzer, percentile analyzer Part of the Performance Testing skill category. Use when analyzing or auditing percentile analyzer. Trigger with phrases like "percentile …

Create performance baseline creator operations. Auto-activating skill for Performance Testing. Triggers on: performance baseline creator, performance baseline creator Part of the Performance Testing skill category. Use when working with performance baseline creator functionality…

Analyze response time analyzer operations. Auto-activating skill for Performance Testing. Triggers on: response time analyzer, response time analyzer Part of the Performance Testing skill category. Use when analyzing or auditing response time analyzer. Trigger with phrases like …

Plan soak test planner operations. Auto-activating skill for Performance Testing. Triggers on: soak test planner, soak test planner Part of the Performance Testing skill category. Use when writing or running tests. Trigger with phrases like "soak test planner", "soak planner", "…

Configure spike test setup operations. Auto-activating skill for Performance Testing. Triggers on: spike test setup, spike test setup Part of the Performance Testing skill category. Use when writing or running tests. Trigger with phrases like "spike test setup", "spike setup", "…

Configure stress test config operations. Auto-activating skill for Performance Testing. Triggers on: stress test config, stress test config Part of the Performance Testing skill category. Use when writing or running tests. Trigger with phrases like "stress test config", "stress …

Analyze thread dump analyzer operations. Auto-activating skill for Performance Testing. Triggers on: thread dump analyzer, thread dump analyzer Part of the Performance Testing skill category. Use when analyzing or auditing thread dump analyzer. Trigger with phrases like "thread …

Calculate throughput calculator operations. Auto-activating skill for Performance Testing. Triggers on: throughput calculator, throughput calculator Part of the Performance Testing skill category. Use when working with throughput calculator functionality. Trigger with phrases li…

Code review with principal-engineer-level depth. Reviews for correctness, performance, security, maintainability, and architecture. Use when completing tasks, reviewing PRs, or before merging.

Competitive X-Ray — analyze any competitor URL vs your site. Use when user wants to compare their site against a competitor, benchmark performance, or understand competitive positioning.

Run Lighthouse performance audit with auto-fix for common issues. Use when user wants to check or improve site performance.