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

eyelet

3
@bdmorin

Eyelet - Claude Code Hook Orchestration Framework

updated Nov 2025

claude-usage-tracker

3
@haasonsaas

🔍 Track and analyze Claude Code usage with rate limit awareness. Parse JSONL logs, calculate costs, and get warnings before hitting rate limits. CLI tool with daily/weekly breakdowns.

updated Jul 2026

claude-amplify-agents

3
@NicholasCain570

24 specialized Claude Code subagents for AWS Amplify development - React, GraphQL, DynamoDB, S3, Chrome extensions, and Playwright testing

updated Aug 2025

charming-with-claude

3
@tonyandrewmeyer

Experimentation with using Anthropic's Claude tool to build simple charms

updated Jul 2026

sessions

3
@refcell

A Lightweight Active Session Counter Hook for Claude Code built in Rust.

updated Jan 2026

pacc-cli

3
@memyselfandm

pacc is a comprehensive package management tool for managing Claude Code extensions and plugins, written in Python.

updated Jan 2026

claude-code-ntfy-service

3
@pppobear

A Rust CLI tool that integrates Claude Code hooks with ntfy notification services

updated Jun 2026

claude-user-input-logger

3
@Bucurenciu-Cristian

A Claude Code hook that captures and logs all user inputs with timestamps and session tracking

updated Dec 2025

ClaudeMCPTools.jl

3
@JuliaBench

Julia implementation of basic Anthropic-defined MCP tools for use by claude

updated May 2026

claude-code-notify-hook-in-WSL

3
@wanyukang

decent looking notify tools for claude code in windows 10/11 + WSL2

updated Jun 2026

age-of-claude

3
@aliparoya

Claude Code hooks to make sounds from Age of Empires

updated Jan 2026

RayCast-Claude-Code-Config-Selector

3
@MorgDam

A Raycast extension for managing Claude Code API configurations. Easily switch between different Claude Code environments (DeepSeek, Kimi) with Raycast interface.

updated Jun 2026

build-tools

3
@raspoutineOTS

Collection of modular tools for Claude Code automation and MCP integrations - agents, servers, hooks and utilities for intelligent data processing and multi-system orchestration

updated Feb 2026

claude-terminal-status-hooks

3
@neow021

Visual status indicators for Claude Code in your terminal title bar

updated Sep 2025

mkv-summarizer

3
@vlnd0

AI-powered video summarization tool using OpenAI Whisper and Anthropic Claude

updated Oct 2025

cc-terminal

3
@orta

A vscode extension for claude code

updated Dec 2025

claude-code-gpt-codex

3
@AlpSha

Use GPT-5 Codex within Claude Code! This extension handles OAuth authentication with ChatGPT Plus/Pro accounts and seamlessly integrates Codex responses into your Claude Code workflow.

updated Feb 2026

claude-code-plugins

3
@bengous

Opinionated plugins and workflow extensions for Claude Code.

updated Jul 2026

claude-code-usage-analyzer

3
@aarora79

Comprehensive cost & token usage analyzer for Claude Code with detailed breakdowns by model and token type. Uses ccusage CLI tool and LiteLLM pricing data. The raw token usage data is available in ${HOME}/.claude/projects/<project-name>/<conversation-id>.jsonl files.

updated May 2026

ContextGuard

3
@Guard8-ai

Claude Code Hook for Context Window Monitoring - Real-time token tracking and automatic session continuation

updated Jul 2026

claude-usage-monitor

3
@oov

A Browser extension that monitors Claude usage limits with visual charts and periodic updates.

updated Apr 2026

claude-code-container

3
@eRepublik-Labs

Secure, isolated container for Claude Code with strict network firewall controls and optimized development tools (fd, ripgrep, fzf, jq)

updated Jul 2026

claude-code-plugins-marketplace

3
@ingpoc

A curated marketplace of plugins, extensions, and tools for Claude Code - Discover, share, and enhance your Claude Code experience with community-contributed plugins

updated Jan 2026

cc-token

3
@iota-uz

CLI tool for counting tokens in files using Anthropic's Claude API

updated Mar 2026
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