Open-Source Directory — Claude / Anthropic

Claude
Tools

A curated index of extensions, plugins, MCP servers, hooks, and integrations for Claude — discovered from GitHub and refreshed daily.

Repository Growth — Last 30 Days

8237entries
★ starsA–Z name

ls-mcp

84
@lirantal

List MCP Server configurations in your system used by AI applications like Cursor, Claude Desktop, VS Code and others

updated Jul 2026

PowerShell.MCP

84
@yotsuda

The universal MCP server for Claude Code and other MCP-compatible clients. One installation gives AI access to 10,000+ PowerShell modules and any CLI tool. You and AI collaborate in the same console with full transparency. Supports Windows, Linux, and macOS.

updated Jul 2026

agent-starter

84
@raintree-technology

One manifest for agent skills, MCP servers, and stack profiles across Claude Code, Codex, and Cursor.

updated Jul 2026

three.ws

84
@nirholas

Open-source 3D AI agent framework — GLB/glTF avatars with LLM brains, memory, emotions, and autonomous payments. MCP server · x402 · Solana/EVM · Three.js. Embed anywhere as a web component. Character studio, animation gallery, OAuth 2.1. Browser-native.

updated Jul 2026

ccboard

84
@FlorianBruniaux

Monitor Claude Code sessions, costs, config, hooks, agents & MCP servers from a single Rust binary — TUI (9 tabs) + Web interface with live process tracking, budget alerts, and 30-day forecasting

updated Jul 2026

claude-emporium

84
@Vvkmnn

🏛 [UNDER CONSTRUCTION] A (roman) claude plugin marketplace

updated Jun 2026

slack-skills-plugin

84
@slackapi

Claude Code and Cursor plugin that enables your AI tools with a Slack MCP Server and Slack Developer Skills.

updated Jul 2026

pi-claude-cli

84
@rchern

Pi coding agent extension that routes LLM calls through the Claude Code CLI

updated Jul 2026

autocode

84
@ilang-ai

You say it. AutoCode ships it. 48 skills. Code to deployment in one session. I-Lang v5.0 judgment + secret-safe deploys. Free forever.

updated Jul 2026

enso-os

84
@amazinglvxw

The first AI plugin that speaks first. Code-enforced learning + active forgetting + PAC (Proactive Accountability Challenge). Works with Claude Code, Gemini CLI, Hermes, OpenClaw.

updated Jul 2026

cc-multi-cli-plugin

84
@greenpolo

Claude Code plugin: delegate to Codex, Gemini, Cursor, GitHub Copilot, and Qwen CLIs via their native protocols (ACP, ASP). Use /gemini:research, /cursor:debug, /codex:execute, /copilot:review and more — Claude can also auto-dispatch.

updated Jul 2026

awesome-ai-plugins

84
@hashgraph-online

A curated list of awesome plugins for AI assistants including Claude Code, OpenAI Codex, Gemini, OpenCode and More.

updated Jul 2026

.claude

83
@travisjneuman

The Ultimate Claude Code Toolkit — 127 skills, 86 agents, 109 marketplace repos (11,700+ community skills), 30 commands, 8 hooks, GSD framework. Drop-in ~/.claude config that auto-activates the right resources from your prompt. Zero config required.

updated Jul 2026

audio-plugin-dev-skills

83
@iPlug3

Claude Code marketplace for audio plugin development skills.

updated Jul 2026

workopia-mcp

83
@workopia

Workopia MCP Server — free job search, resume builder & career advice for Claude, ChatGPT, Cursor.

updated Jul 2026

mcp-server-any-openapi

82
@baryhuang

A MCP server that enables Claude to discover and call any API endpoint through semantic search. Intelligently chunks OpenAPI specifications to handle large API documentation, with built-in request execution capabilities. Perfect for integrating private APIs with Claude Desktop.

updated Mar 2026

pdf-mcp

82
@jztan

An MCP server that lets Claude Code and other AI agents work through large PDFs without overflowing their context — search by meaning or keyword, read only the pages that matter, and cleanly pull out tables, images, and scanned text, even from multi-column and Japanese layouts.

updated Jul 2026

x64dbg_mcp

82
@bromoket

Drive x64dbg with your AI. MCP server: 23 mega-tools / 153 endpoints for breakpoints, memory, disasm, tracing, anti-debug & PE dumping. Claude/Cursor/Windsurf/Cline. All local.

updated Jul 2026

obsidian-claude-ide

82
@petersolopov

Obsidian plugin — real-time editor context for Claude Code

updated Jul 2026

swarms

82
@DheerG

Achieve extraordinary results with claude code across a variety of tasks

updated Jul 2026

claude-code-backdoor

82
@s0ld13rr

Backdooring Claude Code via hooks in settings.json. Authorized use only!

updated Jul 2026

agentic-pymol

82
@Arcadia-Science

A Model Context Protocol (MCP) server that exposes PyMOL as a typed tool surface to your agent (Claude Code/Desktop, Codex, or any MCP-compatible client)

updated Jul 2026

fpv-immersive-video-prompting

82
@zhouwei713

Route-first FPV AI video prompting skill for Seedance, Kling, Runway, Veo, GPT Image asset packs, numbered stops, and red-line path control.

updated Jul 2026

robot_MCP

81
@IliaLarchenko

A simple MCP server for the SO-ARM100 control

updated Jul 2026
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