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

AlterLab-Academic-Skills

46
@AlterLab-IEU

239 evaluated academic Claude/agent skills across 17 research domains (bioinformatics, data science, clinical, social-science methods, Turkish academia & more). Executable eval per skill, deterministic citation verifier, research→write→review→publish pipeline, and a skill-finder front door. Claude Code, Cursor, Codex, Gemini CLI & Copilot.

updated Jul 2026

session-orchestrator

46
@Kanevry

Loop engineering for AI coding agents — turn ad-hoc sessions into a repeatable research → plan → wave-execute → close loop with verification gates. Runs on Claude Code, Codex CLI, Cursor, and Pi. MIT community plugin.

updated Jul 2026

huntkit

46
@assafkip

Investigation toolkit for Claude Code: case management, OSINT, structured analytic techniques, chain-of-custody evidence capture, and bundled threat-intel MCP servers.

updated Jul 2026

r18-anthropics-claude-code-devops

46
@HelperMenhir

☁️ DevOps & Cloud Infrastructure skill suite derived from anthropics/claude-code.

updated Jun 2026

r18-anthropics-claude-code-ecommerce

46
@centerbytemanage

🛒 E-commerce & Retail skill suite derived from anthropics/claude-code.

updated May 2026

teaching-site-skills

46
@kevintsai1202

11 agent skills (Anthropic Skills format) — one `npx skills add` installs the full pipeline for building interactive teaching sites end-to-end on Claude Code / Codex / Antigravity / 55+ AI coding agents. | 11 個 agent skills,一條 npx skills add 把「從零打造互動式教學網站」完整 pipeline 裝進 55+ AI coding agent。

updated Jul 2026

sipcode

46
@Anuj7411

Keep Claude Code context clean. Open-source toolkit: drift detection, re-read dedup, integrity scoring, AST-aware reads, 15 MCP tools. 62.6% measured savings, reproducible.

updated Jul 2026

ux-skill

46
@Laith0003

Design intelligence engine for AI coding tools (Claude Code, Cursor, Windsurf). Deterministic anti-AI-slop linter with 152 rules, 160 brand specs, a 7-axis synthesizer, an MCP server (18 tools), 25 commands, 17 IDEs. Offline, never calls an LLM. MIT.

updated Jul 2026

steadyagent

46
@Khalilzhang0825

SteadyAgent: a bilingual local-first harness for Codex and Claude Code with workflow rules, safety hooks, validation gates, checkpoint commits, and release evidence.

updated Jul 2026

DeveloperGPT

45
@luo-anthony

DeveloperGPT is a LLM-powered command line tool that enables natural language to terminal commands and in-terminal chat.

updated May 2026

keycloak-model-context-protocol

45
@ChristophEnglisch

MCP server implementation for Keycloak user management. Enables AI-powered administration of Keycloak users and realms through the Model Context Protocol (MCP). Seamlessly integrates with Claude Desktop and other MCP clients for automated user operations.

updated May 2026

trivy-mcp

45
@aquasecurity

Trivy plugin for starting an MCP server

updated Jul 2026

mcp-gopls

45
@Yantrio

Go language server (gopls) wrapped as an MCP server for AI-powered code assistance in Claude and other MCP-compatible tools

updated May 2026

autotask-mcp

45
@wyre-technology

MCP server for Kaseya Autotask PSA — 39 tools for companies, tickets, projects, time entries, and more

updated Jul 2026

garmin-connect-mcp

45
@eddmann

MCP server enabling LLMs to interact with Garmin Connect - activities, health metrics, sleep data, and training analysis

updated Jul 2026

claude-plugins

45
@DeepBitsTechnology

This project equips Claude Code with advanced binary analysis capabilities for tasks such as incident response, malware investigation, and vulnerability assessment

updated Jul 2026

discord.py-self-mcp

45
@Microck

comprehensive Discord selfbot MCP server using discord.py-self

updated Jul 2026

wigtn-plugins

45
@wigtn

Claude Code Plugins for AI Native-based Engineer

updated Jul 2026

agent-skills

45
@youdotcom-oss

Agent Skills for integrating You.com capabilities into agentic workflows and AI development tools - guided integrations for Claude, OpenAI, Vercel AI SDK, and Teams.ai

updated Jul 2026

hcf

45
@markshust

Autonomous development plugin for Claude Code. Define requirements with a PM, then let parallel workers implement everything using TDD.

updated Jun 2026

paper-search

45
@ykdojo

Claude Code plugin for searching 250M+ academic papers via OpenAlex. Search by keyword, look up by DOI, sort by citations or date. No API key needed.

updated Jul 2026

copilot-plugin-cc

45
@wagnersza

Claude Code plugin bridging Claude Code to GitHub Copilot CLI via ACP

updated Jul 2026

claude-line-channel

45
@NYCU-Chung

LINE Messaging API channel plugin for Claude Code

updated Apr 2026

ebook-maker-skill

45
@irenerachel

【Skill】AI 电子书制作工作流 — Claude Code Skill

updated Jul 2026
← PREV01...125126127128129...344NEXT →