Skills tagged performance: 69 agent skills for Claude Code

• agents-optimize — Use when measuring or improving agent quality and performance — set up evaluators, online monitoring, CI/CD quality gates, observability, or cost optimization.
• amazon-aurora-mysql — Amazon Aurora MySQL — creates, modifies, and advises on Aurora MySQL clusters specifically (MySQL-compatible engine, Aurora serverless, parallel query).
• amazon-aurora-postgresql — Amazon Aurora PostgreSQL — creates, modifies, and advises on Aurora PostgreSQL clusters specifically (PostgreSQL-compatible engine, Aurora serverless.
• amazon-dynamodb — Designs, reviews, and debugs DynamoDB data layers from design axioms — enumerates access patterns, chooses partition/sort keys and GSIs.
• amazon-elasticache — Activate when developers have latent caching needs: slow API responses, database read bottlenecks, DynamoDB throttling or cost, RDS/Aurora scaling pressure.
• amazon-keyspaces — Provides authoritative compatibility checks, pricing estimates, connection troubleshooting, pre-warming guidance.
• angular-architect — Generates Angular 17+ standalone components, configures advanced routing with lazy loading and guards, implements NgRx state management, applies RxJS patterns.
• app-platform-troubleshooting — Debug running App Platform applications by accessing containers, analyzing logs, running diagnostics, and applying fixes.
• aws-billing-and-cost-management — Analyze AWS costs, find savings, manage budgets, evaluate Savings Plans and Reserved Instances, right-size EC2/Lambda/RDS/EBS with Compute Optimizer.
• aws-compute — Provisions, scales, and operates Amazon EC2 virtual-machine workloads: instance-type selection (Graviton/Arm64, burstable T credits, GPU.
• aws-lambda-managed-instances — Evaluates, configures, and migrates workloads to AWS Lambda Managed Instances (LMI).
• aws-observability — Builds, configures, debugs, and optimizes AWS observability with CloudWatch (Log Insights, Metrics, Alarms, Dashboards, EMF), X-Ray, CloudTrail.
• aws-storage — Selects, investigates, and compares AWS object, file, and block storage services, and answers cost, performance, configuration, security.
• aws-transform — Performs code upgrades, migrations, and transformations using the AWS Transform (ATX) CLI.
• chaos-engineer — Designs chaos experiments, creates failure injection frameworks, and facilitates game day exercises for distributed systems — producing runbooks.
• cloud-architect — Designs cloud architectures, creates migration plans, generates cost optimization recommendations, and produces disaster recovery strategies across AWS, Azure.
• code-reviewer — Analyzes code diffs and files to identify bugs, security vulnerabilities (SQL injection, XSS, insecure deserialization), code smells, N+1 queries.
• codex-1m-context-window-setup — Configures and verifies an expanded, model-aware context window for OpenAI Codex CLI and Codex Desktop by safely updating the shared base config.
• context-compression — This skill should be used when long-running agent sessions need context compression, structured summarization, compaction, token-per-task optimization.
• context-degradation — This skill should be used for diagnosing and mitigating context degradation: lost-in-middle failures, context poisoning, context clash, context confusion.
• context-optimization — This skill should be used for improving context efficiency: context budgeting, observation masking, prefix or KV-cache strategy, partitioning.
• coverage-analysis — Measures and interprets what a fuzzing campaign actually reaches, using llvm-cov, lcov, or a fuzzer's own coverage output.
• cpp-pro — Writes, optimizes, and debugs C++ applications using modern C++20/23 features, template metaprogramming, and high-performance systems techniques.
• database-optimizer — Optimizes database queries and improves performance across PostgreSQL and MySQL systems.
• debugging-lambda-timeouts — Debugs AWS Lambda function timeout failures by systematically analyzing function configuration, CloudWatch logs and metrics, VPC/networking, cold starts.
• debugging-wizard — Parses error messages, traces execution flow through stack traces, correlates log entries to identify failure points.
• dotnet-core-expert — NET 8 applications with minimal APIs, clean architecture, or cloud-native microservices.
• embedded-systems — Use when developing firmware for microcontrollers, implementing RTOS applications, or optimizing power consumption.
• evaluation — This skill should be used when building agent evaluation systems: deterministic checks, regression suites, multi-dimensional rubrics, quality gates.
• flutter-expert — Use when building cross-platform applications with Flutter 3+ and Dart.
• game-developer — Use when building game systems, implementing Unity/Unreal Engine features, or optimizing game performance.
• golang-pro — Implements concurrent Go patterns using goroutines and channels, designs and builds microservices with gRPC or REST.
• graphql-architect — Use when designing GraphQL schemas, implementing Apollo Federation, or building real-time subscriptions.
• java-architect — x, microservices, or reactive programming.
• javascript-pro — js APIs. cjs files for correctness and best practices.
• kubernetes-specialist — Use when deploying or managing Kubernetes workloads.
• latent-briefing — This skill should be used when the user asks to "share memory between agents", "KV cache compaction for multi-agent", "orchestrator worker context".
• llm-eval-harness — Test/evaluate any LLM behind an OpenAI- or Anthropic-compatible endpoint: availability (max_tokens-aware).
• macos-cleaner — Diagnoses and safely reclaims macOS disk space.
• managing-amazon-msk — Operates Amazon MSK Provisioned clusters (Standard and Express brokers).
• microservices-architect — Designs distributed system architectures, decomposes monoliths into bounded-context services, recommends communication patterns.
• migrate-to-msk — Helps migrate self-managed Apache Kafka workloads to Amazon MSK Express.
• monitoring-expert — Configures monitoring systems, implements structured logging pipelines, creates Prometheus/Grafana dashboards, defines alerting rules.
• nextjs-developer — js 14+ applications with App Router, server components, or server actions. tsx boundaries, or deploy to Vercel. js performance.
• pandas-pro — Performs pandas DataFrame operations for data analysis, manipulation, and transformation.
• postgres-pro — Use when optimizing PostgreSQL queries, configuring replication, or implementing advanced database features.
• react-expert — js App Router projects, or create-react-app setups.
• react-native-expert — Builds, optimizes, and debugs cross-platform mobile applications with React Native and Expo.
• reasoning-trace-optimizer — Debug and optimize AI agents by analyzing reasoning traces, context degradation, tool confusion, instruction drift, repeated task failures.
• redshift-guide — Amazon Redshift is NOT PostgreSQL — corrects PostgreSQL-derived LLM mistakes; covers Redshift-specific SQL, DDL, COPY/UNLOAD, system views, metadata discovery.
• self-improvement-loops — This skill should be used when the harness, scaffold, workflow, or optimizer itself is the optimization target: recursive self-improvement (RSI) loops.
• seo-audit — When the user wants to audit, review, or diagnose SEO issues on their site.
• seo-images — Image optimization analysis for SEO and performance.
• seo-page — Deep single-page SEO analysis covering on-page elements, content quality, technical meta tags, schema, images, and performance.
• seo-unlighthouse — Multi-page Lighthouse audit via the MIT-licensed Unlighthouse CLI.
• shopify-expert — toml, OAuth, webhooks), and implements Storefront API integrations for headless storefronts.
• spark-engineer — Use when writing Spark jobs, debugging performance issues, or configuring cluster settings for Apache Spark applications.
• sql-pro — Optimizes SQL queries, designs database schemas, and troubleshoots performance issues.
• sre-engineer — Defines service level objectives, creates error budget policies, designs incident response procedures, develops capacity models.
• swift-expert — Builds iOS/macOS/watchOS/tvOS applications, implements SwiftUI views and state management, designs protocol-oriented architectures.
• test-master — Generates test files, creates mocking strategies, analyzes code coverage, designs test architectures.
• troubleshooting-efs — Diagnoses and resolves Amazon EFS issues including mount failures, NFS timeouts, permission errors, throughput problems, and burst credit exhaustion.
• troubleshooting-s3-files — Diagnoses and resolves Amazon S3 Files issues including mount failures, permission errors, synchronization problems, and performance issues.
• vercel-optimize — js, SvelteKit, Nuxt, and limited Astro apps.
• vercel-react-best-practices — js performance optimization guidelines from Vercel Engineering. js code to ensure optimal performance patterns.
• video-comparer — This skill should be used when comparing two videos to analyze compression results or quality differences.
• vue-expert — Builds Vue 3 components with Composition API patterns, configures Nuxt 3 SSR/SSG projects, sets up Pinia stores, scaffolds Quasar/Capacitor mobile apps.
• web-perf — Audit, diagnose, or optimize website loading and interaction performance, Core Web Vitals, and Lighthouse performance scores.
• wordpress-pro — Develops custom WordPress themes and plugins, creates and registers Gutenberg blocks and block patterns, configures WooCommerce stores.