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

8295entries
★ starsA–Z name

wp-ux-design-claude-skill

★ 7
@xonack

WordPress UX Design skill for Claude Code - Core Web Vitals, mobile-first design, typography systems, color management, navigation UX

updated Aug 2026

odoo-claude-code

★ 7
@echozen88

Production-ready agents, skills, hooks, commands, and rules tailored specifically for the Odoo ERP framework.

updated Jun 2026

pi-vertex-anthropic

★ 7
@skyfallsin

Pi coding agent extension for Claude via Google Cloud Vertex AI

updated Aug 2026

devsquad

★ 7
@joshidikshant

Claude Code plugin that intercepts tool calls with hooks and routes work across Gemini, Codex, and Grok — then A/B tests whether delegation actually saves tokens.

updated Oct 2026

pear-plugin

★ 7
@AshtonAU

Official Pear plugin and OpenClaw skill for iCloud Calendar, Reminders, Contacts, and Mail via 34 MCP tools.

updated Oct 2026

claude-agent-sdk-skill

★ 7
@WalterSumbon

Production-ready guides for building AI agents with Claude Agent SDK in Python and TypeScript - complete coverage of official docs plus advanced patterns (subagents, hooks, batch processing)

updated Sep 2026

product-experts-skill

★ 7
@Diablopop

Get personalized advice from 5 product management experts by analyzing Lenny's Podcast transcripts

updated Sep 2026

all-for-claudecode

★ 7
@jhlee0409

Claude Code plugin — automates the full dev cycle (spec → plan → implement → review → clean) with adaptive skill orchestration, critic loops, 12 agents, and intent-based evaluation. Zero dependencies.

updated May 2026

pilot-shell-demo

★ 7
@maxritter

Demo: Full-Stack project built entirely by AI using Pilot Shell — zero manual code edits

updated Apr 2026

homework-grader

★ 7
@ChantillyAn

Rubric-driven AI homework grading system built as a Claude Code Skill. Score student submissions with CoT reasoning, bias mitigation, and PDCA quality cycle.

updated Aug 2026

homebrew-claude-code-hooks

★ 7
@delphinus

Claude Code hooks for Obsidian integration and notifications

updated Sep 2026

omg-payment-skill

★ 7
@chenmitchell

AI Skill for OMG Payment Gateway (歐買尬金流) - Taiwan third-party payment API with credit card, ATM, CVS support | 台灣第三方金流串接 AI 技能

updated Apr 2026

claude-session-vs-code-extension

★ 7
@ShahadIshraq

Browse and resume Claude Code sessions from the VS Code Explorer sidebar.

updated Sep 2026

duckdb-oracle

★ 7
@rinie

Oracle extension for DuckDb based on duckdb-postgres converted by Claude Code

updated Sep 2026

Marionette

★ 7
@yarin-mag

Real-time observability for Claude Code agents. Track conversations, tool calls, and token usage across all sessions - zero config.

updated Mar 2026

claude_bell

★ 7
@virgolus

Native macOS menu bar app for Claude Code — unifies notifications, permission prompts, and hook events from all sessions in one place. Free & open source.

updated Aug 2026

claude-code-1password-skill

★ 7
@kcmadden

Claude Code skill for 1Password secrets management — store, read, and inject API keys and credentials using the op CLI

updated Oct 2026

claude-monitor-gnome-extension

★ 7
@miferco97

GNOME Shell 48 extension that monitors Claude Code token usage, cost, and burn rate in real-time from the taskbar.

updated Oct 2026

agent-hooks

★ 7
@weykon

Unified hook registration for AI coding CLI tools (Claude Code, Cursor, Codex, Windsurf, Kiro, OpenCode, Gemini)

updated Oct 2026

pixel-agent-buddy

★ 7
@chasheo

Privacy-first pixel desktop companion for Claude Code and Codex. Live status via native hooks—no prompts, code, transcripts, or permission takeover.

updated Sep 2026

opencode-hooks-plugin

★ 7
@romain325

Use claude code hooks definition in opencode.

updated Oct 2026

thinking-tools

★ 7
@andrew-shwetzer

A self-improving system of 7 AI skills that chain together to solve hard problems. Built for Claude Code.

updated Aug 2026

islamic-knowledge-skill

★ 7
@shadysalman

Open-source RAG-powered Islamic knowledge skill for Claude — Quran (6,236 ayat) + Sahih Bukhari (7,277) + Sahih Muslim (7,459) = 20,972 authenticated records. Zero hallucination architecture.

updated Sep 2026

claude-guard-hook

★ 7
@mourad-ghafiri

A global Claude Code hook that intercepts sensitive data before it reaches the LLM — secrets, API keys, PII, and system info.

updated Oct 2026
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