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

8239entries
★ starsA–Z name

harmony-claude-code

39
@codelably

完整的 Claude Code 配置集合(agents, skills, hooks, commands, rules, MCPs)。源自 Anthropic 黑客松获胜者的实战配置,助力中文工程师高效理解与使用 Claude Code。

updated Jun 2026

opencode-websearch

39
@emilsvennesson

Native web search for OpenCode, powered by your model's built-in search capability. No extra API keys or search services required. Inspired by Claude Code's WebSearch tool.

updated Jul 2026

Claude-Pipeline

39
@TheAstrelo

Tool-agnostic 13-phase AI development pipeline — turns a task description into reviewed, committed code through automated design, adversarial review, security, test, and code-review gates. One bash engine, balanced Opus/Sonnet routing, self-healing commit review.

updated Jul 2026

honeydew-ai-coding-agents-plugins

39
@honeydew-ai

Honeydew AI plugins for coding agents (Claude Code, Codex, Cursor, Github Copilot, Gemini, etc...)

updated Jul 2026

claude-code-rtl-extension

39
@yechielby

VS Code/Cursor extension that adds RTL (Right-to-Left) support for Hebrew and Arabic to the "Claude Code for VS Code" extension

updated Jul 2026

ralphmad

39
@hieutrtr

Ralph Loop plugin for Claude Code

updated Apr 2026

claude-skill-b2-cloud-storage

39
@backblaze-labs

Claude Skill for Backblaze B2 Cloud Storage management from the terminal. Manage buckets, list and search files, audit storage usage, detect stale or large objects, review security posture, and safely clean up data using natural language. Built on the Agent Skills specification and compatible with Claude Code and other skills-based agents.

updated Jul 2026

swing-skills

39
@TheStack-ai

Open-source Claude Code skills — 6 cognitive firewalls block AI hallucination, bias & sloppy reasoning. npx skills add

updated Jun 2026

mcp-anything

39
@Type-MCP

One command to turn any codebase into an MCP server

updated Jul 2026

Suganthans-BigQuery-MCP-Server

39
@Suganthan-Mohanadasan

BigQuery MCP server for Claude — query any BigQuery dataset in natural language, with built-in SEO analysis tools for GSC bulk export data

updated Jun 2026

claude-context-optimizer

39
@AzozzALFiras

MCP server that cuts Claude Code token usage by up to 98% — smart file caching, semantic read, log compression, task checkpoints, and context watchdog. Zero native dependencies.

updated Jul 2026

harness-evolver

39
@raphaelchristi

Automated harness evolution for AI agents. A Claude Code plugin that iteratively optimizes system prompts, routing, retrieval, and orchestration code using full-trace counterfactual diagnosis. Based on Meta-Harness (Lee et al., 2026).

updated Jul 2026

Shiori-v1

39
@kaorii-ako

Open-source AI study companion — Google Classroom sync, Gemini AI plans, SRS flashcards, GPA predictor, AI quiz, MCP server for Claude Code. Try demo at shiori-v1.vercel.app

updated Jul 2026

mcp-for-patent-literature

39
@patsnap

MCP server for 200M+ patents, scientific literature, chemistry and pharma records. Search prior art and R&D intelligence powered by PatSnap's proprietary databases via Claude, Cursor and MCP-compatible clients.

updated Jul 2026

MikroMCP

39
@AliKarami

Production-grade MCP server for MikroTik RouterOS with secure AI-native network automation.

updated Jul 2026

national-team-position

39
@Xiaoyuan-Liu

Claude Code skill:估计 A 股「国家队」(中央汇金) 宽基 ETF 持仓变动趋势 / Estimate China's national team (Central Huijin) broad-base ETF positioning

updated Jul 2026

Meet-Reviewer-2

39
@xf686

Meet Reviewer 2 before they meet you ! A Claude Code skill that red-teams your paper draft — a simulated peer-review panel + an evidence-grounded fix list, before you submit.

updated Jul 2026

llm-tools-mcp

38
@VirtusLab

Connect to MCP servers right from your shell. Plugin for simonw/llm.

updated Jul 2026

mcp-kling

38
@199-mcp

🎬 The FIRST MCP server for Kling AI video generation! Generate stunning AI videos directly from Claude.

updated Jul 2026

mcp-server-amazon

38
@rigwild

🛍📦 Unofficial Amazon Model Context Protocol Server (MCP) - Search products and purchase directly from Claude AI! ✨

updated Jul 2026

Full-system-prompts

38
@oxbshw

Full System Prompt Transparency for All—that aggregates full system prompts, guidelines, and tools from major AI models like ChatGPT, Gemini, Claude, Mistral, Anthropic, xAI, Perplexity, and more. It’s dedicated to exposing hidden AI instructions to build trust through openness.

updated May 2026

lovable-mcp-server

38
@hiromima

Unofficial MCP server for analyzing Lovable-generated projects with Claude Desktop. Community-built tool for enhanced development workflow with React, TypeScript, Supabase integration. Not affiliated with Lovable.

updated Jul 2026

cc-hooks-ts

38
@sushichan044

Define Claude Code hooks with full type safety.

updated Jul 2026

glm

38
@xqsit94

CLI tool for GLM-5 and Claude Code integration. Switch between GLM & Claude easily, manage API tokens, and setup AI-powered development environment with a single command.

updated Jul 2026
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