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

Visualizer

★ 8
@coleschaffer

Chrome extension that lets you click any element, describe what you want changed, and Claude Code makes it happen

updated Jul 2026

csharp-lsp

★ 8
@zircote

Claude Code plugin for C# development with OmniSharp LSP and dotnet format hooks

updated Aug 2026

google-workspace-mcp-with-script

★ 8
@sputnicyoji

MCP server for Claude Code CLI with full Google Workspace integration - Docs, Sheets, Drive, Gmail, Calendar & Apps Script (72 tools)

updated Jun 2026

claude-cortex

★ 8
@matteo-stratega

Cortex — an operating system for Claude Code. Persistent memory, specialized agents, smart skills, enforcement hooks.

updated Jul 2026

oolong-pairs

★ 8
@zircote

Benchmark harness for A/B testing Claude Code plugins against OOLONG long-context reasoning tasks. Compare truncation vs RLM-RS recursive chunking strategies. Features Claude Code hooks integration, SQLite persistence, and comprehensive scoring aligned with the OOLONG paper methodology.

updated Jul 2026

wander-agent

★ 8
@VirajMishra1

Your AI's personal travel agent — 66 tools, zero API keys. Flights (incl. fares airlines hide), hotels, visas, weather, points & miles, via MCP.

updated Oct 2026

agent-plugins

★ 8
@DmitriyYukhanov

Reusable skills and plugins for AI agents: development workflows, writing, and automation.

updated Oct 2026

Claude_Code_Driver

★ 8
@thewiredbear

Actionable context about Claude Code 'extensions'. "Gitingest" and build custom skills/sub-agents/plugins

updated Apr 2026

chaincrew

★ 8
@taro-taryo

Claude Code Hooks-based autonomous AI agent system

updated Feb 2026

agent-security-hooks

★ 8
@suchithnarayan

Security hooks for AI coding assistants (Claude Code, Cursor, Gemini CLI) - block dangerous commands, protect files, audit logsSecurity hooks for AI coding assistants (Claude Code, Cursor, Gemini CLI) - block dangerous commands, protect files, audit logs

updated Aug 2026

ClaudE2E

★ 8
@michele-prandina

A reusable multi-agent AI development boilerplate with 6 specialized agents, an Obsidian vault SSOT, 7 MCP servers, agent teams support, and an 8-phase project lifecycle with hard-enforced rules via hooks. Cross-IDE compatible with Claude Code, Cursor, and Google Antigravity.

updated May 2026

local-visibility-skill

★ 8
@local-falcon

Expert AI Visibility & Local SEO guidance for AI agents - optimize for map pack rankings and AI search platforms

updated Oct 2026

OH-Unity-GameDev-Skills

★ 8
@OstrichHermit

符合 Claude Code Skills 规范的 Unity 游戏开发 Agent 技能集。 A collection of Unity game development agent skills that comply with the Claude Code Skills specification.

updated Sep 2026

x-api-skill

★ 8
@jarrodwatts

Let your AI agent use X (Twitter) on your behalf — post, reply, search, DMs, bookmarks, and more.

updated Oct 2026

claude-skill-drupal-module

★ 8
@ablerz

Claude Code skill for Drupal 11 module development. Bundles 13 API reference docs (hooks, entities, forms, plugins, routing, security, testing and more), DDEV quality commands, and keeps Claude up to date with Drupal breaking changes via live drupal.org sources.

updated Jul 2026

warcraft3-claude-code-sound-hook

★ 8
@warmwind

Warcraft III worker voice lines as Claude Code hooks — hear 'Yes, milord' and 'Job's done' while coding

updated Sep 2026

claude-persistent-memory

★ 8
@MIMI180306

Give Claude Code persistent memory across sessions. Hybrid BM25 + vector semantic search, auto-structuring via LLM, and 4-channel retrieval (MCP + hooks). Your AI assistant finally remembers.

updated May 2026

hf-claude

★ 8
@hanouticelina

Extension for `hf` CLI to launch Claude Code with Hugging Face Inference Providers

updated Jul 2026

agent-lens

★ 8
@23min

VS Code extension that makes your AI coding agents observable. Works with GitHub Copilot and Claude Code

updated Aug 2026

burp-mcp-server

★ 8
@c0tton-fluff

MCP server, standalone CLI, and extension orchestrator

updated Sep 2026

exosuit

★ 8
@joris887

Suit up. Build anything. A drop-in engineering organization for Claude Code — deep idea interrogation, TDD sprints, enforced quality gates. 43 skills · 8 agents · 13 hooks.

updated Oct 2026

claude-yolo

★ 8
@claude-yolo

Run parallel Claude Code agents in tmux with automatic permission approval. Auto-approves Bash, WebFetch, and other tool prompts so agents run unattended. One-liner install for macOS, Linux, WSL and Termux.

updated Oct 2026

claude-code-memory

★ 8
@d2a8k3u

A Claude Code plugin that gives Claude fully automatic, per-project cognitive memory with hybrid search, session lifecycle hooks, and local embeddings.

updated Sep 2026

hookwise

★ 8
@vishnujayvel

Config-driven hook framework for Claude Code — guards, analytics, coaching, and interactive TUI from one YAML file

updated Aug 2026
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