Claude Code skills, subagents, hooks and MCP servers
Curated from GitHub and refreshed daily. Stars and update dates are live; every entry has install steps and an honest note.
Claude Code extensions
- ECCPlugin bundling agents, skills, hooks, memory, and security scanning to give Claude Code and other harnesses a structured dev workflow.★ 278556
- Hermes AgentSelf-hosted, model-agnostic AI agent from Nous Research with persistent memory, self-improving skills, and chat-app access.★ 253466
- REA (Reverse Engineer Anything)MCP server and CLI that lets coding agents inspect native binaries, JS/Electron apps, .NET, Android APKs and websites without source.★ 204968
- PonytailA skill/plugin prompt that steers coding agents toward minimal code by reusing existing code, stdlib, and platform features first.★ 162713
- CC SwitchCross-platform desktop app for switching API providers and managing MCP, Skills, and Prompts across Claude Code, Codex, and other agents.★ 143770
- UI UX Pro MaxDesign intelligence skill for AI coding agents that generates tailored design systems, palettes, typography and UI patterns for apps.★ 135494
- GraphifyA /graphify skill that maps a codebase plus docs, PDFs, and media into a queryable knowledge graph for AI coding assistants.★ 126184
- CavemanSkill and local proxy that cuts coding agent token use via terse replies, compressed tool output, and per-ask model routing.★ 111466
- Agent SkillsA pack of 25 Markdown engineering workflow skills and 9 lifecycle slash commands for Claude Code and other AI coding agents.★ 106172
- PaperclipOpen-source Node.js server and React UI for orchestrating teams of AI agents like Claude Code, Codex, and Cursor with tasks, budgets, and governance.★ 101526
- Claude-MemPersistent memory plugin that captures agent tool usage, compresses it with AI, and injects relevant context into future Claude Code sessions.★ 100419
- Agent ReachCLI capability layer that installs, health-checks, and routes upstream tools so coding agents can read Twitter, Reddit, YouTube, GitHub, and more.★ 96976
- Taste SkillAgent Skills that push Claude Code, Codex, and Cursor toward stronger frontend layout, typography, motion, and spacing.★ 95571
- OrcaDesktop agent development environment for running Claude Code, Codex, and other CLI agents in parallel git worktrees.★ 91567
- Understand AnythingClaude Code plugin that builds an interactive knowledge graph of a codebase or wiki for exploring, searching, and asking questions.★ 86170
- RTK (Rust Token Killer)Rust CLI that rewrites shell commands via agent hooks and compresses their output to cut the tokens coding agents read.★ 83224
- ArchifyAgent skill that turns descriptions, plans, or codebases into interactive standalone HTML diagrams for Claude Code, Codex, Cursor, and OpenCode.★ 83018
- Learn Claude CodeTutorial that builds a minimal Claude Code-like agent harness in Python, step by step, for engineers learning agent internals.★ 78515
- Awesome Claude Skills (Composio)Curated list of Claude Skills and plugins for Claude Code, Codex, Cursor, Gemini CLI and other agents, grouped by use case.★ 77021
- OmniRouteMIT-licensed AI gateway exposing one endpoint for many LLM providers, for use with Claude Code, Codex, Cursor, Cline and similar agents.★ 76153
- HeadroomLocal context compression layer that shrinks tool outputs, logs, files and RAG chunks before they reach the LLM in coding agents.★ 75245
- career-opsLocal AI job search agent that runs in Claude Code and other CLIs to score jobs against your CV and draft tailored applications.★ 74335
- System Prompts LeaksCurated collection of verbatim system prompts from Claude Code, Codex, Cursor, ChatGPT, Gemini, Grok and other AI products.★ 69574
- Claude Code Best PracticeCurated reference of Claude Code features, best practices, and example implementations of subagents, commands, skills, hooks, and workflows.★ 67510
- last30daysAgent skill that researches a topic across Reddit, X, YouTube, HN, Polymarket, and the web from the last 30 days and writes a cited brief.★ 64161
- HumanizerAgent skill that rewrites AI-sounding text to read like a person wrote it, using 26 patterns from Wikipedia's Signs of AI writing guide.★ 56564
- Awesome Claude CodeCurated list of Claude Code resources: guides, skills, agents, plugins, status lines, hooks, and developer tooling for all skill levels.★ 55604
- CLI Proxy APIProxy server exposing OpenAI, Gemini, Claude, and Codex compatible APIs backed by CLI accounts like Claude Code, Codex, and Gemini CLI.★ 55080
- Marketing SkillsA library of Agent Skills markdown files that give Claude Code and other coding agents marketing workflows for CRO, copy, SEO, and growth.★ 54561
- Diagram DesignAgent skill that draws editorial diagrams as one self-contained HTML + SVG file, styled to match your brand.★ 54000
- Cherry StudioCross-platform desktop client for chatting with many LLM providers, with preset assistants, MCP server support, and agent features.★ 52599
- Academic Research SkillsClaude Code skill suite for academic research covering literature review, drafting, simulated peer review, revision, and finalizing papers.★ 51804
- JeecgBootJava/Vue3 AI low-code platform with code generator, AI app platform, and JEECG Skills for Claude Code to generate forms, flows, and reports.★ 48204
- Agentic Awesome Skills (AAS Core)Library of 2,689+ SKILL.md playbooks plus a local CLI and MCP that lets Claude Code or Codex search, select, and plan skill installs.★ 47549
- CowAgentSelf-hosted personal AI agent harness with tools, skills, memory, and multi-agent teams across web and IM channels like WeChat and Slack.★ 47384
- AI Job SearchClaude Code framework for job seekers that evaluates postings, tailors LaTeX CVs and cover letters, and preps interviews locally.★ 46596
- codebase-memory-mcpLocal MCP server that indexes codebases into a persistent knowledge graph so Claude Code and other agents can query code with fewer tokens.★ 46517
- Sub2APISelf-hosted API gateway that pools Claude, OpenAI, Gemini, and Grok subscriptions for shared use with tools like Claude Code and Codex.★ 43898
- herdrTerminal multiplexer and workspace manager for running Claude Code, Codex, and other coding agents in persistent, detachable panes.★ 43812
- Claude How ToExample-driven Claude Code guide with 10 tutorial modules, Mermaid diagrams, and copy-paste templates for commands, hooks, skills, and MCP.★ 41851
- wshobson/agentsPlugin marketplace of agents, skills, and commands for Claude Code, Codex, Cursor, OpenCode, Copilot, Antigravity, and Pi.★ 40618
- oh-my-claudecodeMulti-agent orchestration plugin and CLI for Claude Code with team pipelines, autopilot, and tmux workers for Codex and Gemini.★ 39876
- Claude Code Plugins Directory (Official)Anthropic-managed marketplace of curated Claude Code plugins, covering internal Anthropic plugins and vetted third-party submissions.★ 37809
- AI Website Cloner TemplateNext.js template with a /clone-website skill that lets coding agents like Claude Code recreate a website from a URL as editable code.★ 36720
- Awesome Agent Skills (VoltAgent)Curated list of 1000+ agent skills from official dev teams and the community for Claude Code, Codex, Gemini CLI, Cursor and others.★ 35654
- Anthropic Cybersecurity SkillsLibrary of 800+ cybersecurity skills in agentskills.io format for Claude Code and other agents, mapped to MITRE and NIST frameworks.★ 34396
- AionUiOpen-source desktop Cowork app that runs Claude Code, Codex, OpenCode and 20+ CLI agents plus a built-in agent in one interface.★ 33501
- Claude Code TemplatesCLI and web catalog for installing Claude Code agents, commands, hooks, settings, MCPs, and skills, plus session monitoring tools.★ 32621
- code-review-graphLocal Tree-sitter code graph served over MCP so Claude Code and other AI tools read only files affected by a change.★ 32120