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

8165entries
★ starsA–Z name

claude-data-reporter

0
@ps-cmd777

AI-powered CSV analysis CLI. Claude tool-use API generates statistical insights, charts, and Markdown reports from any CSV.

updated May 2026

claude-plugins

0
@SashaMarchuk

Sasha Marchuk's Claude Code plugins — opinionated tooling for ticket management, automation, and everyday engineering workflows. Marketplace install: /plugin marketplace add SashaMarchuk/claude-plugins

updated May 2026

claude-tooling

0
@Vvlladd

Bun + Hono proxy that routes Claude Code traffic to local OpenAI-compatible models (LM Studio, Ollama, vLLM) while leaving tool-use requests on Anthropic.

updated Apr 2026

measurement-uncertainty-mcp

0
@kyb8801

The first Model Context Protocol server for GUM-compliant measurement uncertainty analysis

updated May 2026

Monet

0
@ivanpush

Multi-project AI session manager for Claude Code (VS Code / Cursor extension)

updated Apr 2026

Junior-Marketing-Cursor-Project

0
@AkashMedhi

Basic setup project showing Cursor, Git, and GitHub workflow with Claude Code and Codex extensions.

updated May 2026

ai-launch-warroom

0
@PrasannaHegde11

AI Stakeholder Simulation & Launch Readiness Risk Assessment Tool — Anthropic Claude API + Streamlit

updated Apr 2026

claude-cli-mcp

0
@nayagamez

MCP server wrapping Anthropic Claude Code CLI as tools

updated Apr 2026

Claude-Face

0
@HiIts-Matt

a VSC extension that displays an animated claude crab avatar that reacts to what Claude Code is currently doing.

updated May 2026

tl-claude-tools

0
@top-logic

Claude Code extensions for TopLogic — skills, references, and tooling for the TopLogic framework and applications built on top of it.

updated May 2026

claude-triage

0
@nalediym

PII-safe, audit-logged triage agent — a minimal Forward-Deployed reference for Claude tool-use + evals. Live demo at claude-triage.vercel.app

updated Apr 2026

opencode-plugin-opus47-toolcall-fix

0
@x000zh

opencode plugin: workaround for Claude Opus 4.7 XML-leak in write/edit tool calls (anthropics/claude-code#49747)

updated Apr 2026

meeting_summary_and_analysis_tool

0
@AlexSchulzeHulbe

A repository for LLM-based meeting summary and analysis using Anthropic Claude.

updated Apr 2026

Harsh1210

0
@Harsh1210

Profile README — AI coding tools, Claude Code plugins, VS Code extensions.

updated Apr 2026

utools-extension-skill

0
@ElaineRosa6

Build, develop, and publish uTools plugins - Claude Code / Codex skill

updated May 2026

b2b-email-marketing-research

0
@atikarofidah

Setup project using Cursor IDE with Claude Code and Codex extensions

updated Apr 2026

claude-token-lens

0
@Yaminie-Hsu

claude-code anthropic llm token-optimization developer-tools hooks

updated May 2026

ClaudeCost

0
@kindcasper

VSCode extension + Claude Code hook to track API spending in the status bar

updated May 2026

build-code-agent

0
@Sealed-organofcorti310

Build a Code Agent from scratch by dissecting Claude Code source and learning its architecture, tools, context, loop, permissions, and extensions

updated Jun 2026

Claude-code-free

0
@havalya

. 🔥 1. Main GitHub Project (Free Claude Code Proxy) 👉 Free Claude Code GitHub Repo Repository: free-claude-code What it does: Lets you run Claude Code CLI / VSCode extension for FREE No Anthropic API key required Uses NVIDIA NIM (free tier), OpenRouter, or local models

updated Apr 2026

claude-code-reverse-engineering

0
@anavee7095

Analyze Claude Code CLI source maps to produce implementation-ready reverse engineering docs for the Anthropic CLI tool

updated Jun 2026

free-claude-code

0
@sychoP-19

Use claude-code for free in the terminal, VSCode extension or via discord like openclaw

updated May 2026

Code

0
@abbakarsd1

Use claude-code for free in the terminal, VSCode extension or via discord like openclaw

updated Apr 2026

KapilClaudeApplications

0
@hikapilshukla-commits

This Repo is for basic applications like chat MCP server, tool based on Claude APIs developed in Anthropic Java SDK.

updated Apr 2026
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