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

8281entries
★ starsA–Z name

claude-familiar

★ 2
@yaniv-golan

Claude Familiar — customize the Claude Code companion: personality, mood, lore, MCP tools, local reaction server, optional binary patch.

updated Aug 2026

Loom

★ 2
@Nickalus12

Loom: Weave parallel intelligence into your terminal. An advanced multi-agent orchestrator for Claude Code and Gemini CLI. Loom spins up 22 specialized subagents in parallel—from security auditors to SEO experts—allowing them to debate, debug, and synthesize complex codebases in persistent sessions. gemini-cli-extension

updated Apr 2026

CodeLLM

★ 2
@entity12208

Advanced AI coding agent for the terminal — built 100% by Claude Code. Multi-provider (Anthropic, OpenAI, Ollama, llama.cpp), 30+ tools, interactive CLI.

updated Jun 2026

windsurf-mcp

★ 2
@TSchonleber

MCP server + Windsurf extension for real-time IDE collaboration with Claude Code

updated Apr 2026

creative-context

★ 2
@tarshaa

Your saved Pinterest pins, searchable by Claude.

updated Apr 2026

agentic_mp_dualrag

★ 2
@chkao831

Fed MPR agentic chat is a demonstration of agentic dual-RAG using Anthropic Agent Skills over Federal Reserve Monetary Policy Report material: a Streamlit UI talks to a FastAPI backend where Claude answers questions by calling allowlisted tools only—Chroma for semantic chunk search and Oxigraph for SPARQL over an RDF knowledge graph.

updated Apr 2026

Nexus

★ 2
@kronosderet

Local-first metabrain plugin for Claude Code. 29 MCP tools · Knowledge Graph + blast-radius + Conflicts resolution · Continuous Handover (live per-project cards) · sliding fuel model · ambient-telemetry hook · optional LM Studio Overseer. Zero cloud deps.

updated May 2026

claude-code-inspect

★ 2
@digital-flowers

A browser extension that lets you inspect any page element and ask Claude Code questions about it, directly from your browser.

updated May 2026

claude-skill-bulma

★ 2
@Federicokalik

Claude skill for building UIs with the Bulma CSS framework — covers v1.0.4, all classes, components, grid, Sass, themes, dark mode, extensions, and auto-update.

updated May 2026

geny-executor

★ 2
@CocoRoF

Manifest-driven 21-stage agent pipeline for Python — 5 LLM backends (Anthropic / OpenAI / Google / vLLM / Claude Code CLI), tools, skills, memory, sandboxed CLI runs, MCP. The engine behind Geny. Apache-2.0.

updated Oct 2026

mount-aliyun-oss

★ 2
@YijiaDuan

把阿里云 OSS 挂成 Mac 的 Finder 文件夹,不装 macFUSE,不重启,不降 SIP。A Claude Code skill for mounting Alibaba Cloud OSS on macOS via rclone nfsmount — no kernel extensions required.

updated Jul 2026

hermes-tool-proxy

★ 2
@ylytdeng

A tiny proxy that lets Hermes Agent bypass Anthropic's third-party agent fingerprinting when using a cli-proxy-api (Claude Code OAuth) backend.

updated May 2026

fastmcp-production-template

★ 2
@ManjunathGovindaraju

Production-ready MCP server template with async PostgreSQL, OpenTelemetry observability, tool-level security, Docker and Kubernetes Helm chart. Zero to deployed in 10 minutes.

updated Sep 2026

studiomeyer-marketplace

★ 2
@studiomeyer-io

StudioMeyer MCP Suite for Claude Code — 4 hosted plugins (Memory, CRM, GEO, Crew). 119 tools, 21 slash commands, 5 skills, 3 subagents. Magic Link auth. EU Frankfurt. Free tier.

updated Oct 2026

context-engine

★ 2
@JaimeJunr

Drop-in token saver for Claude Code & MCP agents — auto-rewrite hooks + 10-tool MCP server + BM25/PageRank repo maps + call graphs in 7 languages + local RAG. Single Rust binary, 100% local, zero APIs.

updated Jul 2026

deluge-lsp

★ 2
@bcvictory

Deluge Language Server — LSP for Zoho Deluge with 324 functions, diagnostics, hover, completions. Works as Claude Code plugin and VS Code extension.

updated Oct 2026

cc-setup

★ 2
@BiswaViraj

Add your preferred Claude Code plugins and MCP servers to any project in seconds

updated Jun 2026

claude-code-toolkit

★ 2
@Anic888

Production-tested skills, plugins, hooks, and MCP integrations for Claude Code. 88+ skills, 17 plugins, 10 MCP servers, custom security tools.

updated May 2026

boycott-filter

★ 2
@vdk888

Personal boycott filter — ads are so intrusive they make you want to never buy the product? Tell your AI agent, it enforces the boycott. Chrome extension warns you automatically.

updated Jun 2026

claude-usage-viewer

★ 2
@februrary

VS Code extension: Claude Code token usage in the status bar — auto-calibrated via API, no manual config

updated May 2026

claude-code-proxy

★ 2
@MehdiMohseni82

OpenAI-compatible API proxy backed by Claude Code Agent SDK. Supports Anthropic Messages API, tool use, streaming, admin dashboard, rate limiting, and more.

updated Sep 2026

claude-code-ssh

★ 2
@hunchom

MCP server giving Claude Code 51 typed SSH tools across your server fleet. Pooled, gated, context-lean — stop being the middleman.

updated Jun 2026

mcp-distill

★ 2
@shoegazerstella

Field projection layer for MCP tools — let AI agents request only the fields they need, reducing context window usage by up to 95%

updated Jun 2026

openai-mcp-server

★ 2
@salviz

MCP server exposing the full OpenAI API (Responses, Chat, Images, Audio, Embed, Files, Batch, Vector Stores, Fine-tune, Uploads) — 42 tools for Claude Code, Cursor, and any MCP client.

updated Sep 2026
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