Skills, subagents, slash commands, hooks, settings, plugin bundles and MCP servers that install into Claude Code. 466,215 indexed, measured the same four ways as everything else here.
Skill Claude CodeCodex
Perform thorough code reviews with security, performance, and maintainability analysis. Use when user asks to review code, check for bugs, or audit a codebase.
Skill Claude CodeCodex
Build MCP (Model Context Protocol) servers that give Claude new capabilities. Use when user wants to create an MCP server, add tools to Claude, or integrate external services.
Skill Claude CodeCodex ✓ vendor
Review and edit OpenAI Cookbook notebooks, Markdown, and MDX for technical accuracy, clarity, grammar, consistency, runnable examples, and repository publication requirements. Use for editorial reviews, pre-merge documentation checks, or notebook Markdown-cell sweeps in openai-cookbook.
Skill Claude CodeCodex ✓ vendor
Bootstrap a new realtime eval folder inside this cookbook repo by choosing the right harness from examples/evals/realtimeevals, scaffolding prompt/tools/data files, generating a useful README, and validating it with smoke, full eval, and test runs. Use when a user wants to start a new crawl, walk, or run realtime eval…
Command Claude Code ✓ vendor
Command "js-to-ts" from apache/superset, covering javascript to typescript migration command, usage and agent instructions.
Hook Claude Code ✓ vendor
Runs before the agent uses a tool for Bash tool calls, running an inline shell check. From apache/superset.
Settings file Claude Code ✓ vendor
Agent settings declaring 1 hook event (PreToolUse).
ComposioHQ/awesome-claude-skills
Skill Claude CodeCodex
Create beautiful visual art in .png and .pdf documents using design philosophy. You should use this skill when the user asks to create a poster, piece of art, design, or other static piece. Create original visual designs, never copying existing artists' work to avoid copyright violations.
ComposioHQ/awesome-claude-skills
Skill Claude CodeCodex
Extracts and analyzes competitors' ads from ad libraries (Facebook, LinkedIn, etc.) to understand what messaging, problems, and creative approaches are working. Helps inspire and improve your own ad campaigns.
ComposioHQ/awesome-claude-skills
Plugin Claude Code
A curated marketplace of practical Claude Skills for enhancing productivity across Claude.ai, Claude Code, and the Claude API.
ComposioHQ/awesome-claude-skills
Skill Claude CodeCodex
Automate SEO research with Ahrefs -- analyze backlink profiles, research keywords, track domain metrics history, audit organic rankings, and perform batch URL analysis through the Composio Ahrefs integration.
thedaviddias/Front-End-Checklist
MCP server Claude CodeCodexCursor +2
TypeScript Execute (tsx): Node.js enhanced with esbuild to run TypeScript & ESM files. Runs locally from the tsx npm package.
thedaviddias/Front-End-Checklist
MCP server Claude CodeCodexCursor +2
MCP server "qmd" as configured in thedaviddias/Front-End-Checklist. Launched with qmd mcp.
thedaviddias/Front-End-Checklist
Skill Claude CodeCodex
Use when reviewing image assets, markup, and CDN or build transforms related to Provide meaningful alt text for images. Check encoded size, rendered size, loading strategy, and above-the-fold impact together.
thedaviddias/Front-End-Checklist
Skill Claude CodeCodex
Use when applies to all (except type=hidden), , , and custom form widgets using role=textbox, role=combobox, role=spinbutton, role=searchbox, or role=listbox.
thedaviddias/Front-End-Checklist
Skill Claude CodeCodex
Use when applies to custom ARIA widgets using composite roles: tablist, list, listbox, menu, menubar, tree, treegrid, grid, rowgroup, row, radiogroup. Use when reviewing components built with div/span elements that replace native HTML list, select, or nav elements.
microsoft/ai-agents-for-beginners
Skill Claude CodeCodex ✓ vendor
Migrate Python apps from Azure OpenAI Chat Completions to the Responses API. Covers AzureOpenAI/AsyncAzureOpenAI client migration to the v1 endpoint, streaming, tools, structured output, multi-turn, EntraID auth, and model compatibility checks. Python-focused, Azure OpenAI-specific. USE FOR: migrate to responses API…
microsoft/ai-agents-for-beginners
Skill Claude CodeCodex ✓ vendor
Build local-first AI agents that run entirely on a developer workstation with Microsoft Foundry Local and Qwen function-calling models. Covers Small Language Models (SLMs), the OpenAI-compatible local endpoint, sandboxed local tools, local RAG with Chroma, local MCP servers, hybrid cloud/local routing, and the…
microsoft/ai-agents-for-beginners
Skill Claude CodeCodex ✓ vendor
Query official Microsoft documentation to find concepts, tutorials, and code examples across Azure, .NET, Agent Framework, Aspire, VS Code, GitHub, and more. Uses Microsoft Learn MCP as the default, with Context7 and Aspire MCP for content that lives outside learn.microsoft.com.
Skill Claude CodeCodex
This guide covers the full lifecycle of building, running, and serving a custom OpenBB Workspace application from an extension project scaffolded by openbb-cookiecutter. It assumes the project shell already exists (see the developextension skill for scaffolding instructions).
Skill Claude CodeCodex
This is a complete guide for creating a new OpenBB Platform extension from scratch. Follow every phase in order. When the user says "build me an application that does X", use this guide to scaffold, implement, install, and verify the extension.
Skill Claude CodeCodex
This guide explains how to call tools, interpret responses, discover capabilities, use prompts, and handle errors when interacting with an OpenBB MCP server.
Skill Claude CodeCodex
Agent skill for agent - invoke with $agent-agent.
Skill Claude CodeCodex
Agent skill for performance-benchmarker - invoke with $agent-performance-benchmarker.
At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: