Claude Skills
The open format is called Agent Skills and works in Claude Code, Codex, Cursor and other agents — most people know it as Claude Skills.
Every Agent Skill we could find on GitHub, deduplicated by content. 79 404 files from 1 741 authors, of which 61 763 are unique — the rest is the same skill repackaged into someone else's repository. For each one: what it weighs in tokens, whether it ships runnable scripts, and which MCP servers it needs.
| Penetration Test Planner - Auto-activating skill for Security Advanced. Part of the Security Advanced skill category.
| This skill enables automated penetration testing of web applications. It uses the penetration-tester plugin to identify vulnerabilities, including OWASP Top 10 threats, and suggests exploitation techniques. Use this skill when the user requests a "penetration test", "pentest", "vulnerability assessment", or asks to "exploit" a web application. It provides comprehensive reporting on identified security flaws.
| Percentile Analyzer - Auto-activating skill for Performance Testing. Part of the Performance Testing skill category.
| Performance Baseline Creator - Auto-activating skill for Performance Testing. Part of the Performance Testing skill category.
| This skill enables Claude to validate application performance against defined budgets. It's useful for identifying performance regressions early in the development lifecycle. The skill is triggered when the user mentions "performance budget", "validate budget", "performance regression", or requests a check against performance metrics like "page load times", "bundle sizes", "API response times", or "Lighthouse scores". The plugin validates against predefined thresholds and alerts on violations. It is especially helpful in CI/CD pipelines to prevent performance degradation in production.
| Performance Lighthouse Runner - Auto-activating skill for Frontend Development. Part of the Frontend Development skill category.
| This skill enables Claude to provide comprehensive, prioritized performance optimization recommendations for software projects. It is triggered when the user requests performance improvements, optimization suggestions, or asks for a performance review. The skill analyzes frontend, backend, and infrastructure aspects of the project to identify bottlenecks and anti-patterns. It then provides actionable advice, estimates potential performance gains, and suggests a phased implementation roadmap. Use this skill when the user mentions "optimize performance", "performance recommendations", "performance review", "improve speed", or asks about "bottlenecks".
| This skill enables Claude to automatically detect performance regressions in a CI/CD pipeline. It analyzes performance metrics, such as response time and throughput, and compares them against baselines or thresholds. Use this skill when the user requests to "detect performance regressions", "analyze performance metrics for regressions", or "find performance degradation" in a CI/CD environment. The skill is also triggered when the user mentions "baseline comparison", "statistical significance analysis", or "performance budget violations". It helps identify and report performance issues early in the development cycle.
| This skill enables Claude to design, execute, and analyze performance tests using the performance-test-suite plugin. It is activated when the user requests load testing, stress testing, spike testing, or endurance testing, and when discussing performance metrics such as response time, throughput, and error rates. It identifies performance bottlenecks related to CPU, memory, database, or network issues. The plugin provides comprehensive reporting, including percentiles, graphs, and recommendations.
| Execute this skill empowers AI assistant to perform regression analysis and modeling using the regression-analysis-tool plugin. it analyzes datasets, generates appropriate regression models (linear, polynomial, etc.), validates the models, and provides performa... Use when analyzing code or data. Trigger with phrases like 'analyze', 'review', or 'examine'.
| Analyze code, infrastructure, and configurations by conducting comprehensive security audits. It leverages tools within the security-pro-pack plugin, including vulnerability scanning, compliance checking, and cryptography review. Use when assessing security or running audits. Trigger with phrases like 'security scan', 'audit', or 'vulnerability'.
| Execute this skill enables AI assistant to conduct a security-focused code review using the security-agent plugin. it analyzes code for potential vulnerabilities like sql injection, xss, authentication flaws, and insecure dependencies. AI assistant uses this skill wh... Use when assessing security or running audits. Trigger with phrases like 'security scan', 'audit', or 'vulnerability'.
Analyzes existing plugins to extract their capabilities, then adapts and applies those skills to the current task. Acts as a universal skill chameleon that learns from other plugins.
| Pinia Store Setup - Auto-activating skill for Frontend Development. Part of the Frontend Development skill category.
| Pipeline Monitoring Setup - Auto-activating skill for Data Pipelines. Part of the Data Pipelines skill category.
| Pivot Table Creator - Auto-activating skill for Data Analytics. Part of the Data Analytics skill category.
| Execute use when you need to work with backup and recovery. This skill provides backup automation and disaster recovery with comprehensive guidance and automation. Trigger with phrases like "create backups", "automate backups", or "implement disaster recovery".
| Plantuml Diagram Generator - Auto-activating skill for Visual Content. Part of the Visual Content skill category.
| Plotly Chart Generator - Auto-activating skill for Visual Content. Part of the Visual Content skill category.
| Audit automatically audits AI assistant code plugins for security vulnerabilities, best practices, AI assistant.md compliance, and quality standards when user mentions audit plugin, security review, or best practices check. specific to AI assistant-code-plugins repositor... Use when assessing security or running audits. Trigger with phrases like 'security scan', 'audit', or 'vulnerability'.
| Create automatically creates new AI assistant code plugins with proper structure, validation, and marketplace integration when user mentions creating a plugin, new plugin, or plugin from template. specific to AI assistant-code-plugins repository workflow. Use when generating or creating new content. Trigger with phrases like 'generate', 'create', or 'scaffold'.
| Validate automatically validates AI assistant code plugin structure, schemas, and compliance when user mentions validate plugin, check plugin, or plugin errors. runs comprehensive validation specific to AI assistant-code-plugins repository standards. Use when validating configurations or code. Trigger with phrases like 'validate', 'check', or 'verify'.
| Polling Mechanism Setup - Auto-activating skill for API Integration. Part of the API Integration skill category.
| Pre Commit Hook Setup - Auto-activating skill for DevOps Basics. Part of the DevOps Basics skill category.
| Build a scalable outbound B2B sales process with specialized roles (SDR, AE, CSM). Use when the user mentions "outbound sales", "Cold Calling 2.0", "prospecting emails", "sales pipeline", "SDR process", or "B2B SaaS sales". Covers lead generation, qualification frameworks, and separating prospecting from closing. For offer design, see hundred-million-offers. For persuasion science, see influence-psychology. Trigger with 'predictable', 'revenue'.
| Prediction Monitor - Auto-activating skill for ML Deployment. Part of the ML Deployment skill category.
| Prefect Flow Builder - Auto-activating skill for Data Pipelines. Part of the Data Pipelines skill category.
| Process automate data cleaning, transformation, and validation for ML tasks. Use when requesting "preprocess data", "clean data", "ETL pipeline", or "data transformation". Trigger with relevant phrases based on skill purpose.
| Presentation Slide Outliner - Auto-activating skill for Visual Content. Part of the Visual Content skill category.
| Prisma Schema Helper - Auto-activating skill for Backend Development. Part of the Backend Development skill category.
| Process Flow Generator - Auto-activating skill for Visual Content. Part of the Visual Content skill category.
| Optimize bulk API requests with batching, throttling, and parallel execution. Use when processing bulk API operations efficiently. Trigger with phrases like "process bulk requests", "batch API calls", or "handle batch operations".
| Process images using object detection, classification, and segmentation. Use when requesting "analyze image", "object detection", "image classification", or "computer vision". Trigger with relevant phrases based on skill purpose.
Structured product brief and PRD creation assistant. Use when the user needs to write a product brief, PRD, feature spec, or any document that defines what to build and why. Triggers include "product brief", "PRD", "spec", "feature doc", "write a brief", "define this feature", or when scoping work for engineering.
| Execute this skill enables AI assistant to profile application performance, analyzing cpu usage, memory consumption, and execution time. it is triggered when the user requests performance analysis, bottleneck identification, or optimization recommendations. the... Use when optimizing performance. Trigger with phrases like 'optimize', 'performance', or 'speed up'.
| Prometheus Config Generator - Auto-activating skill for DevOps Advanced. Part of the DevOps Advanced skill category.
| Property Based Test Helper - Auto-activating skill for Test Automation. Part of the Test Automation skill category.
Provide comprehensive prioritized performance optimization recommendations for frontend, backend, and infrastructure. Use when analyzing bottlenecks or seeking improvement strategies. Trigger with phrases like "optimize performance", "improve speed", or "performance recommendations".
| Pubsub Subscription Config - Auto-activating skill for GCP Skills. Part of the GCP Skills skill category.
| Pubsub Topic Setup - Auto-activating skill for GCP Skills. Part of the GCP Skills skill category.
| Pwa Manifest Generator - Auto-activating skill for Frontend Development. Part of the Frontend Development skill category.
| Pyspark Transformer - Auto-activating skill for Data Pipelines. Part of the Data Pipelines skill category.
| Pytest Test Generator - Auto-activating skill for Test Automation. Part of the Test Automation skill category.
| Pytorch Model Trainer - Auto-activating skill for ML Training. Part of the ML Training skill category.
| This skill enables Claude to analyze and optimize database query performance. It activates when the user discusses query performance issues, provides an EXPLAIN plan, or asks for optimization recommendations. The skill leverages the query-performance-analyzer plugin to interpret EXPLAIN plans, identify performance bottlenecks (e.g., slow queries, missing indexes), and suggest specific optimization strategies. It is useful for improving database query execution speed and resource utilization.
| Quickstart Guide Generator - Auto-activating skill for Technical Documentation. Part of the Technical Documentation skill category.
| Rabbitmq Queue Setup - Auto-activating skill for Backend Development. Part of the Backend Development skill category.
| Rate Limit Middleware - Auto-activating skill for Backend Development. Part of the Backend Development skill category.
| Rate Limiter Config - Auto-activating skill for Security Fundamentals. Part of the Security Fundamentals skill category.
| Implement sophisticated rate limiting with sliding windows, token buckets, and quotas. Use when protecting APIs from excessive requests. Trigger with phrases like "add rate limiting", "limit API requests", or "implement rate limits".
| Rds Instance Setup - Auto-activating skill for AWS Skills. Part of the AWS Skills skill category.
| React Component Generator - Auto-activating skill for Frontend Development. Part of the Frontend Development skill category.
| React Context Setup - Auto-activating skill for Frontend Development. Part of the Frontend Development skill category.
| React Hook Creator - Auto-activating skill for Frontend Development. Part of the Frontend Development skill category.
| Readme Generator - Auto-activating skill for DevOps Basics. Part of the DevOps Basics skill category.
| This skill assists in implementing Real User Monitoring (RUM) to capture and analyze actual user performance data. It helps set up tracking for key metrics like Core Web Vitals, page load times, and custom performance events. Use this skill when the user asks to "setup RUM", "implement real user monitoring", "track user experience", or needs assistance with "performance monitoring". It guides the user through choosing a RUM platform, designing an instrumentation strategy, and implementing the necessary tracking code.
| This skill empowers Claude to construct recommendation systems using collaborative filtering, content-based filtering, or hybrid approaches. It analyzes user preferences, item features, and interaction data to generate personalized recommendations. Use this skill when the user requests to build a recommendation engine, needs help with collaborative filtering, wants to implement content-based filtering, or seeks to rank items based on relevance for a specific user or group of users. It is triggered by requests involving "recommendations", "collaborative filtering", "content-based filtering", "ranking items", or "building a recommender".
| Redis Cache Manager - Auto-activating skill for Backend Development. Part of the Backend Development skill category.
| Redux Slice Generator - Auto-activating skill for Frontend Development. Part of the Frontend Development skill category.
| Audit and fix visual hierarchy, spacing, color, and depth in web UIs. Use when the user mentions "my UI looks off", "fix the design", "Tailwind styling", "color palette", or "visual hierarchy". Covers grayscale-first workflow, constrained design scales, shadows, and component styling. For typeface selection, see web-typography. For usability audits, see ux-heuristics. Trigger with 'refactoring', 'ui'.
Claude Skills — questions
Answers built from the skills we actually parsed.