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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. 86 961 files from 2 125 authors, of which 68 678 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.

68 678
unique skills
out of 86 961 files found on GitHub
18 283
are copies
same content, someone else's repository
1 749
tokens, median
what a typical skill costs you in context
8 467
name collisions
two skills with one name cannot sit side by side

4 681–4 740 of 68 678

page 79 of 1 145
Makepad Evolution
by ComeOnOliver
×1

Self-improving skill system for Makepad development. Features self-evolution (accumulate knowledge), self-correction (fix errors automatically), self-validation (verify accuracy), usage feedback (track pattern health), version adaptation (multi-branch support), and personalization (adapt to project style). Use to continuously improve makepad-skills during development.

9.4k tokens
Internationalizing Websites
by ComeOnOliver
×1

Adds multi-language support to Next.js websites with proper SEO configuration including hreflang tags, localized sitemaps, and language-specific content. Use when adding new languages, setting up i18n, optimizing for international SEO, or when user mentions localization, translation, multi-language, or specific languages like Japanese, Korean, Chinese.

2k tokens scripts
Discover Skills
by ComeOnOliver
×1

当你发现当前可用的技能都不够合适(或用户明确要求你寻找技能)时使用。本技能会基于任务目标和约束,给出一份精简的候选技能清单,帮助你选出最适配当前任务的技能。

1.5k tokens scripts zh
Zlibrary To Notebooklm
by ComeOnOliver
×1

自动从 Z-Library 下载书籍并上传到 Google NotebookLM。支持 PDF/EPUB 格式,自动转换,一键创建知识库。

1.7k tokens scripts zh
Algorithmic Art
by ComeOnOliver
×1

Creating algorithmic art using p5.js with seeded randomness and interactive parameter exploration. Use this when users request creating art using code, generative art, algorithmic art, flow fields, or particle systems. Create original algorithmic art rather than copying existing artists' work to avoid copyright violations.

4.9k tokens
API Authentication
by ComeOnOliver
×1

Secure API authentication with JWT, OAuth 2.0, API keys. Use for authentication systems, third-party integrations, service-to-service communication, or encountering token management, security headers, auth flow errors.

666 tokens
API Changelog Versioning
by ComeOnOliver
×1

Creates comprehensive API changelogs documenting breaking changes, deprecations, and migration strategies for API consumers. Use when managing API versions, communicating breaking changes, or creating upgrade guides.

496 tokens
API Contract Testing
by ComeOnOliver
×1

Verifies API contracts between services using consumer-driven contracts, schema validation, and tools like Pact. Use when testing microservices communication, preventing breaking changes, or validating OpenAPI specifications.

976 tokens
API Design Principles
by ComeOnOliver
×1

Master REST and GraphQL API design principles to build intuitive, scalable, and maintainable APIs that delight developers. Use when designing new APIs, reviewing API specifications, or establishing API design standards.

1.9k tokens
API Error Handling
by ComeOnOliver
×1

Implements standardized API error responses with proper status codes, logging, and user-friendly messages. Use when building production APIs, implementing error recovery patterns, or integrating error monitoring services.

713 tokens
API Filtering Sorting
by ComeOnOliver
×1

Builds flexible API filtering and sorting systems with query parameter parsing, validation, and security. Use when implementing search endpoints, building data grids, or creating dynamic query APIs.

586 tokens
API Gateway Configuration
by ComeOnOliver
×1

Configures API gateways for routing, authentication, rate limiting, and request transformation in microservice architectures. Use when setting up Kong, Nginx, AWS API Gateway, or Traefik for centralized API management.

525 tokens
API Pagination
by ComeOnOliver
×1

Implements efficient API pagination using offset, cursor, and keyset strategies for large datasets. Use when building paginated endpoints, implementing infinite scroll, or optimizing database queries for collections.

530 tokens
API Rate Limiting
by ComeOnOliver
×1

Implements API rate limiting using token bucket, sliding window, and Redis-based algorithms to protect against abuse. Use when securing public APIs, implementing tiered access, or preventing denial-of-service attacks.

496 tokens
API Reference Documentation
by ComeOnOliver
×1

Creates professional API documentation using OpenAPI specifications with endpoints, authentication, and interactive examples. Use when documenting REST APIs, creating SDK references, or building developer portals.

560 tokens
API Response Optimization
by ComeOnOliver
×1

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

511 tokens
API Testing
by ComeOnOliver
×1

HTTP API testing for TypeScript (Supertest) and Python (httpx, pytest). Test REST APIs, GraphQL, request/response validation, authentication, and error handling.

1.4k tokens
API Versioning Strategy
by ComeOnOliver
×1

Implements API versioning using URL paths, headers, or query parameters with backward compatibility and deprecation strategies. Use when managing multiple API versions, planning breaking changes, or designing migration paths.

530 tokens
App Store Deployment
by ComeOnOliver
×1

Publishes mobile applications to iOS App Store and Google Play with code signing, versioning, and CI/CD automation. Use when preparing app releases, configuring signing certificates, or setting up automated deployment pipelines.

798 tokens
Architecture Patterns
by ComeOnOliver
×1

Implement proven backend architecture patterns including Clean Architecture, Hexagonal Architecture, and Domain-Driven Design. Use when architecting complex backend systems or refactoring existing applications for better maintainability.

2.4k tokens
Bun Bundler
by ComeOnOliver
×1

This skill should be used when the user asks about "bun build", "Bun.build", "bundling with Bun", "code splitting", "tree shaking", "minification", "sourcemaps", "bundle optimization", "esbuild alternative", "building for production", "bundling TypeScript", "bundling for browser", "bundling for Node", or JavaScript/TypeScript bundling with Bun.

1.7k tokens
Bun Drizzle Integration
by ComeOnOliver
×1

Use when integrating Drizzle ORM with Bun's SQLite driver for type-safe schema definitions and migrations.

1.8k tokens
Bun Hono Integration
by ComeOnOliver
×1

Use when building APIs with Hono framework on Bun, including routing, middleware, REST APIs, context handling, or web framework features.

1.9k tokens
Bun Hot Reloading
by ComeOnOliver
×1

Use when implementing hot reloading with Bun (--hot, --watch), HMR, or automatic code reloading during development. Covers watch mode, hot mode, and HTTP server reload.

1.9k tokens
Bun HTTP Server
by ComeOnOliver
×1

Use when building HTTP servers with Bun.serve, handling requests/responses, implementing routing, creating REST APIs, or configuring fetch handlers.

1.5k tokens
Bun Jest Migration
by ComeOnOliver
×1

Use when migrating from Jest to Bun's test runner, import compatibility, mocks, and config.

1.4k tokens
Bun Macros
by ComeOnOliver
×1

Evaluate JavaScript at bundle time and inline results. Use when optimizing compile-time code generation, embedding files, inlining environment variables, or executing code during the bundling process.

1.9k tokens
Bun React Ssr
by ComeOnOliver
×1

Use when building server-rendered React with Bun, including streaming SSR, hydration, renderToString, or custom SSR without a framework.

2k tokens
Bun Redis
by ComeOnOliver
×1

Use when working with Redis in Bun (ioredis, Upstash), caching, pub/sub, session storage, or key-value operations.

1.8k tokens
Bun Runtime
by ComeOnOliver
×1

Use for Bun runtime, bunfig.toml, watch/hot modes, env vars, CLI flags, and module resolution.

1k tokens
Bun Shell
by ComeOnOliver
×1

Bun shell scripting with Bun.$, Bun.spawn, subprocess management. Use for shell commands, template literals, or command execution.

1.8k tokens
Bun Test Coverage
by ComeOnOliver
×1

Use for test coverage with Bun, --coverage flag, lcov reports, thresholds, and CI integration.

833 tokens
Bun Test Mocking
by ComeOnOliver
×1

Use for mock functions in Bun tests, spyOn, mock.module, implementations, and test doubles.

1.3k tokens
Bun Websocket Server
by ComeOnOliver
×1

This skill should be used when the user asks about "WebSocket in Bun", "real-time communication", "Bun.serve websocket", "ws server", "socket connections", "pub/sub", "broadcasting messages", "WebSocket upgrade", or building real-time applications with Bun.

1.8k tokens
Bun Workers
by ComeOnOliver
×1

Use for Web Workers in Bun, worker_threads, parallel processing, and background tasks.

2.1k tokens
Claude Code Bash Patterns
by ComeOnOliver
×1

Claude Code Bash tool patterns with hooks, automation, git workflows. Use for PreToolUse hooks, command chaining, CLI orchestration, custom commands, or encountering bash permissions, command failures, security guards, hook configurations.

2.1k tokens scripts
Claude Hook Writer
by ComeOnOliver
×1

Expert guidance for writing secure, reliable, and performant Claude Code hooks - validates design decisions, enforces best practices, and prevents common pitfalls. Use when creating, reviewing, or debugging Claude Code hooks.

3.2k tokens
Cloudflare Agents
by ComeOnOliver
×1

Build AI agents on Cloudflare Workers with MCP integration, tool use, and LLM providers.

690 tokens scripts
Cloudflare Manager
by ComeOnOliver
×1

Comprehensive Cloudflare account management for deploying Workers, KV Storage, R2, Pages, DNS, and Routes. Use when deploying cloudflare services, managing worker containers, configuring KV/R2 storage, or setting up DNS/routing. Requires CLOUDFLARE_API_KEY in .env and Bun runtime with dependencies installed.

3.4k tokens scripts
Cloudflare MCP Server
by ComeOnOliver
×1

Build MCP (Model Context Protocol) servers on Cloudflare Workers with tools, resources, and prompts.

495 tokens scripts
Cloudflare Workers Frameworks
by ComeOnOliver
×1

Framework integration for Cloudflare Workers. Use when building with Hono, Remix, Next.js, Astro, SvelteKit, Qwik, or Nuxt on Workers. Covers routing, SSR, static assets, and edge deployment.

1.4k tokens scripts
Cloudflare Workers Migration
by ComeOnOliver
×1

Migrate to Cloudflare Workers from AWS Lambda, Vercel, Express, and Node.js. Use when porting existing applications to the edge, adapting serverless functions, or resolving Node.js API compatibility issues.

1.3k tokens scripts
Cloudflare Workers Multi Lang
by ComeOnOliver
×1

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.

1.3k tokens scripts
Cloudflare Workers Observability
by ComeOnOliver
×1

Cloudflare Workers observability with logging, Analytics Engine, Tail Workers, metrics, and alerting. Use for monitoring, debugging, tracing, or encountering log parsing, metric aggregation, alert configuration errors.

2.3k tokens scripts
Cloudflare Workers Performance
by ComeOnOliver
×1

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.

1.6k tokens scripts
Cloudflare Workers Runtime Apis
by ComeOnOliver
×1

Cloudflare Workers Runtime APIs including Fetch, Streams, Crypto, Cache, WebSockets, and Encoding. Use for HTTP requests, streaming, encryption, caching, real-time connections, or encountering API compatibility, response handling, stream processing errors.

2.3k tokens scripts
Cloudflare Workers Security
by ComeOnOliver
×1

Cloudflare Workers security with authentication, CORS, rate limiting, input validation. Use for securing APIs, JWT/API keys, or encountering auth failures, CORS errors, XSS/injection vulnerabilities.

1.9k tokens scripts
Cloudflare Workers Testing
by ComeOnOliver
×1

Comprehensive testing guide for Cloudflare Workers using Vitest and @cloudflare/vitest-pool-workers. Use for test setup, binding mocks (D1/KV/R2/DO), integration tests, or encountering test failures, mock errors, coverage issues.

5.3k tokens scripts
Code Review
by ComeOnOliver
×1

Code review practices with technical rigor and verification gates. Use for receiving feedback, requesting code-reviewer subagent reviews, or preventing false completion claims in pull requests.

1.3k tokens
Frontend Design
by ComeOnOliver
×1

Create distinctive, production-grade frontend interfaces with high design quality. Use this skill when the user asks to build web components, pages, or applications. Generates creative, polished code that avoids generic AI aesthetics.

2.3k tokens
Graphql Implementation
by ComeOnOliver
×1

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.

709 tokens
Health Check Endpoints
by ComeOnOliver
×1

Health check endpoints for liveness, readiness, dependency monitoring. Use for Kubernetes, load balancers, auto-scaling, or encountering probe failures, startup delays, dependency checks, timeout configuration errors.

658 tokens
Bruce Doc Converter
by bruc3van
×1

双向文档转换工具,将 Word (.docx)、Excel (.xlsx)、PowerPoint (.pptx) 和 PDF (.pdf) 转换为 AI 友好的 Markdown,或将 Markdown (.md) 转换为 Word (.docx)(支持 Mermaid 图表自动渲染为 PNG)。当用户请求文档转换、导出、读取、分析 Office/PDF/Markdown 文件,或上传这些格式并询问内容时使用。

1.7k tokens
Firecrawl Build Interact
by firecrawl
vendor ×1

Integrate Firecrawl `/interact` into product code for dynamic pages and browser actions after scraping. Use when a feature needs clicks, form fills, pagination, authentication-aware flows, or other multi-step interactions that plain `/scrape` cannot complete.

731 tokens
Firecrawl Build Onboarding
by firecrawl
vendor ×1

Get Firecrawl credentials and SDK setup into a project. Use when an application needs `FIRECRAWL_API_KEY`, when an agent should add Firecrawl to `.env`, when the user wants to authenticate Firecrawl for app code, or when choosing the first SDK and docs for a new Firecrawl integration. This skill includes its own browser auth flow, so it does not depend on the website onboarding skill.

1.1k tokens
Firecrawl Build Scrape
by firecrawl
vendor ×1

Integrate Firecrawl `/scrape` into product code for single-page extraction. Use when an app already has a URL and needs markdown, HTML, links, screenshots, metadata, or structured page output. Prefer this skill over broader crawl patterns when the feature is page-level.

771 tokens
Firecrawl Build Search
by firecrawl
vendor ×1

Integrate Firecrawl `/search` into product code and agent workflows. Use when an app needs discovery before extraction, when the feature starts with a query instead of a URL, or when the system should search the web and optionally hydrate result content.

769 tokens
Homelab Vlan Segmentation
by arsallls
×1

Segmenting home networks into VLANs for IoT, guest, trusted, and server traffic using UniFi, pfSense/OPNsense, and MikroTik — including switch trunk config, firewall rules, and wireless SSID mapping.

2.5k tokens
Homelab Pihole DNS
by arsallls
×1

Pi-hole installation, blocklist management, DNS-over-HTTPS setup, DHCP integration, local DNS records, and troubleshooting broken DNS resolution on a home network.

2.4k tokens
Homelab Wireguard Vpn
by arsallls
×1

WireGuard VPN server setup, peer configuration, key generation, split tunneling vs full tunnel routing, and remote access to a home network from mobile and laptop clients.

2.6k tokens

Claude Skills — questions

Answers built from the skills we actually parsed.

What is a Claude Skill?
A folder with a SKILL.md file: instructions that teach an agent to do one thing well, optionally with scripts and reference files alongside. The format is open and called Agent Skills — Claude Code, Codex and other agents read the same files. It is not a program you run; it is knowledge the agent loads when the task calls for it.
How is a skill different from an MCP server?
A server gives the agent new abilities — it connects to something and exposes tools. A skill gives the agent knowledge: how to use what it already has. They combine, and often literally: 13 478 of the skills here declare which MCP servers they need to work.
Why are there fewer skills here than in other catalogues?
Because we deduplicate by content. Of 86 961 files found on GitHub, 68 678 are unique — the rest is the same skill copied into someone else's repository, word for word. Catalogues that count files rather than skills show every copy as a separate entry.
What does the token count mean?
A skill is loaded in stages. Its name and description stay in the model's context all the time; the body of SKILL.md is read when the skill is used; other files in the folder, such as references, scripts and fonts, are opened only when the skill asks for them. The number we show is SKILL.md, the part every use pays for. A big folder is not a big cost: one official skill ships 83 font files, and none of them ever enters the context.
How do I install a skill?
Copy the skill folder into ~/.claude/skills for personal use, or into .claude/skills inside a project. The agent picks it up by the name in the SKILL.md header — which is worth checking: 8 467 skills here share a name with another skill, and two of them cannot sit side by side.