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

8250entries
★ starsA–Z name

mermaid-for-confluence

1
@lovekaizen

Claude skill 🤖 - Convert mermaid code blocks in Confluence pages to use the Mermaid for Confluence plugin format

updated Jan 2026

cc-snapshot-viewer

1
@subhashkhileri

VS Code/Cursor extension to view file changes made by Claude Code at each prompt

updated Dec 2025

claude-code-plugins

1
@madroidmaq

A Raycast Extension for browsing, installing, and managing Claude Code plugins

updated Jan 2026

claude-recommended-skills

1
@cruz000blopppp

Explore 9 Claude Code skill categories recommended by Anthropic for fast, production-ready setup and use

updated Jun 2026

code-rv

1
@phanngoc

AI-powered code review tool using GitLab Knowledge Graph + Anthropic Claude

updated Jan 2026

pacer-learning-system

1
@az9713

Claude Code extension implementing Dr. Justin Sung's PACER learning methodology for efficient learning

updated Mar 2026

codex-skill

1
@veithly

Delegate coding tasks to OpenAI Codex CLI with YOLO mode for Claude Code

updated Jan 2026

claude-usage-monitor

1
@showf68

Chrome extension to monitor Claude Code and Claude.ai usage in real-time with beautiful progress circles. Supports both session and token authentication.

updated Apr 2026

claude-skill-docker-optimizer

1
@wrsmith108

Claude Code skill for analyzing and optimizing Dockerfiles for faster builds and smaller images

updated Apr 2026

ook-zed-extension

1
@mrw-droid

A Zed Agent Server extension that proxies ACP traffic over a websocket to an instrumented and sandboxed claude code.

updated Jan 2026

claude-code-utils

1
@git-qiaozq

Claude Code utilities and extensions - including forked claude-code-image-paste-wsl with Unicode path fix

updated Jan 2026

tab-manager-chrome-ext

1
@stevensouza

Chrome extension for managing tabs with search, filtering, groups, and duplicate detection. Version 1 built in <1 hour using Claude Code.

updated May 2026

mcp-doctor

1
@Crooj026

CLI tool to diagnose MCP configuration issues

updated May 2026

Agent-AI

1
@markjukerburg

Claude Code skills collection extending AI agent capabilities. Python + Node.js implementations following Anthropic Skills specification.

updated Jan 2026

claude-desktop-skills

1
@m2ai-portfolio

21 production-ready Claude Desktop skills + Marketing Agents plugin

updated May 2026

mcp-toolkit

1
@eyelock

A bootstrap template for an MCP Server instance

updated Apr 2026

antigravity-limit-tracker

1
@YasinKose

Chrome extension to monitor API usage limits for Antigravity Claude Proxy

updated Feb 2026

douglas-adamiser

1
@199-biotechnologies

Claude Code skill: transform any text into Douglas Adams' style, calibrated against 528,808 words

updated May 2026

claude-config

1
@smartwatermelon

Claude Code configuration with automated pre-commit AI review, merge safety guards, protocol enforcement hooks, and skill-based development workflows.

updated May 2026

claude-voice-extension

1
@Menesahin

Voice interface extension for Claude Code - TTS, STT, wake word detection

updated Apr 2026

claude-code-skills

1
@dazuck

A collection of skills for Claude Code - Anthropic's CLI for Claude

updated May 2026

recent-cc-plans

1
@luwojtaszek

Recent Claude Code Plans Raycast Extension

updated Jan 2026

agentskills

1
@madanlalit

A simple, focused repository of reusable skills for AI agents.

updated May 2026

vscode-claude-log-plugin

1
@nsheaps

A plugin which reads a claude conversation jsonl file and offers a preview pane (like ANSI Colors extension) which updates after file update, showing a more human readable output of the log, similar to https://github.com/seifghazi/claude-code-proxy)

updated Feb 2026
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