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

8250entries
★ starsA–Z name

gepa-mcp

48
@developzir

MCP server integrating GEPA (Genetic-Evolutionary Prompt Architecture) for automatic prompt optimization with Claude Desktop

updated Apr 2026

fal-mcp-server

48
@luminarylane

MCP server for Fal.ai - Generate images, videos, music and audio with Claude

updated May 2026

claudecode-codex-subagents

48
@CoderMageFox

A Claude Code plugin for orchestrating complex tasks by delegating to multiple parallel Codex agents, then merging and reviewing results.

updated May 2026

home-assistant-mcp

48
@Coolver

Home Assistant MCP Server. Enable Cursor, VS Code, Claude Code or any MCP-enabled IDE to vibe-code and manage Home Assistant: create automations, design dashboards, tweak themes, modify configs and deploy changes to your HA instance using natural language 🏠🤖

updated Jun 2026

SUMO-MCP-Server

48
@XRDS76354

SUMO-MCP 是一个连接大语言模型 (LLM) 与 Eclipse SUMO 交通仿真的中间件。通过 Model Context Protocol (MCP),它允许 AI 智能体(如 Claude, Cursor, TRAE等)直接调用 SUMO 的核心功能,实现从OpenStreetMap 数据获取、路网生成、需求建模到仿真运行与信号优化的全流程自动化。

updated May 2026

fcpxml-mcp-server

48
@DareDev256

🎬 The first AI-powered MCP server for Final Cut Pro XML. Control your edits with natural language.

updated May 2026

Resume-Builder

48
@jananthan30

AI-powered resume & cover letter generator with dual ATS + HR scoring. Works for any profession. Claude Code plugin.

updated Jun 2026

md-anything

48
@ojspace

Local-first CLI + MCP server: Any file → AI-ready Markdown + JSON

updated Apr 2026

claudeck

48
@hamedafarag

A browser-based UI for Claude Code — chat, run workflows, manage MCP servers, track costs, and orchestrate autonomous agents from a local web interface. Installable as a PWA.

updated May 2026

zclean

48
@TheStack-ai

Kill zombie processes from AI coding tools — free memory cleaner for Claude Code, Codex, Cursor. npx zclean

updated May 2026

session-orchestrator

48
@Kanevry

Turn ad-hoc Claude Code / Codex / Cursor sessions into a repeatable loop — research → plan → wave-execute → close. Parallel sub-agents, inter-wave quality gates, dual GitHub+GitLab integration, F2 Memory + Persona-Panel + gsd-Pattern Adoption. 37 skills · 18 commands · 13 agents · 7360 tests.

updated May 2026

cc-plugin-codex

48
@sendbird

An open-source plugin that runs inside Codex and lets you use Claude Code and Claude models for review, rescue, and tracked background workflows.

updated May 2026

prose-craft

48
@TimSimpsonJr

A Claude Code plugin that writes in your voice.

updated Jun 2026

corezoid-ai-plugin

48
@corezoid

Corezoid AI plugin marketplace for Claude Code and Codex: product knowledge, workflow skills, schemas, templates, playbooks, samples, and MCP references for building Corezoid processes.

updated Jun 2026

anthropic-php

47
@mozex

PHP client for the Anthropic API: messages, streaming, tool use, thinking, web search, code execution, batches, and more.

updated May 2026

steel-mcp-server

47
@steel-dev

MCP Server for interacting with a Steel web browser

updated Apr 2026

cc-caffeine

47
@samber

☕️ Prevents your computer from sleeping while Claude Code works hard

updated May 2026

claude-skills

47
@belumume

Personal collection of Claude skills - growing as I discover patterns and solve real-world problems

updated May 2026

sivalabs-marketplace

47
@sivaprasadreddy

Java Application Development plugins for Claude Code

updated May 2026

gh-setup-hooks

47
@oikon48

Enable `gh` command in Claude Code on the Web environment, just adding SessionStartHooks

updated May 2026

ue5-mcp-bridge

47
@Natfii

MCP server bridging AI assistants to Unreal Engine 5 editor

updated May 2026

claude-superskills

47
@ericgandrade

18 Universal AI Skills for Claude Code, GitHub Copilot & 6 more platforms. Meta/orchestration, planning, research, and content — the focused core of the Superskills family.

updated May 2026

lavra

47
@roberto-mello

A plugin with compound engineering workflows and memory for AI coding agents

updated May 2026

kaggle-skill

47
@shepsci

Complete Kaggle integration plugin/skill for AI coding agents — competition reports, dataset/model downloads, notebook execution, and badge collection. Works with Claude Code, Gemini CLI, Cursor, Codex, OpenClaw, and 35+ agents via skills.sh.

updated Jun 2026
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