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

8236entries
★ starsA–Z name

claude-code-security-review

2
@LeonMelamud

AI-powered security audit skill for code changes with false positive filtering. Based on Anthropic's claude-code-security-review.

updated Jul 2026

search-first

2
@shimo4228

Claude Code skill: forces agents to research existing solutions before building — reduces reinvention

updated Jul 2026

claude-cli-sdk

2
@pomdotdev

Async Rust SDK for Claude Code CLI — one-shot queries, streaming, multi-turn sessions, permission callbacks, lifecycle hooks, and MCP server support

updated Jul 2026

claude-history

2
@shubham030

Raycast extension to browse, search, and resume Claude Code sessions

updated Apr 2026

agentOS

2
@claude-world

Turn your iPhone into an AI agent host. 165+ native tools, 30 agents, 10 channels, 5 AI providers. Pure Swift + Claude API.

updated Jun 2026

pr-description

2
@bidemiajala

Claude Code skill for automatic PR descriptions

updated Mar 2026

nanoclawbster

2
@sskarz

Self-hosted Discord AI assistant powered by Claude Agent SDK — runs agents in isolated Docker containers with skills, memory, and self-improvement

updated May 2026

awesome-agent-skills

2
@AlexProTg

Unified collection of 930+ agentic skills for Claude Code, Cursor, Gemini CLI and more. Includes skills from Anthropic, Antigravity, and custom collections.

updated Feb 2026

claude-code-mobile

2
@LeoZZZZ1

A private, self-hosted mobile web interface for Claude Code — use Anthropic’s AI coding tool from your iPhone or Android, anywhere.

updated Mar 2026

prompt-control-plane

2
@rishi-banerjee1

The control plane for AI prompts. Score, enforce policy, lock config, and audit every prompt — before it reaches any LLM. 20 MCP tools · 11 CLI commands · Zero LLM calls inside.

updated Jun 2026

claude-skill-github-pages-deployer

2
@hoyoboy0726123

Claude Code skill: Automates end-to-end GitHub Pages deployment with GitHub Actions — git init to live URL, zero manual steps

updated Feb 2026

claude-awesome-stack

2
@giacomogaglione

Installable stack packs for Claude Code — production-ready skills, hooks, and project configs for domain-specific development

updated Mar 2026

claude-skill-prompt-engineering

2
@Lingnik

A Claude skill for prompt engineering based on Anthropic's prompt engineering guidelines and 4.5/4.6 model system cards.

updated Jun 2026

crossfire

2
@PlutoLei

Claude + Codex Actor-Critic Pipeline — heterogeneous AI cross-review for end-to-end code implementation

updated Mar 2026

forged-claude-code

2
@Dokkabei97

⚒️ Startup founding & operations toolkit for Claude Code — 53 plugins across CTO, CPO, COO, CMO domains (9 agents, 29 skills, 14 commands, 1 hook)

updated Jun 2026

claude-code-security-hook

2
@randomdreft

PreToolUse hook voor Claude Code die gevaarlijke bash-commando's blokkeert — essentieel voor --dangerously-skip-permissions modus

updated Mar 2026

claude-vscode-context-plus

2
@jeffycyang

VS Code extension that provides enhanced context awareness for Claude Code CLI sessions

updated May 2026

ouroboros

2
@ourostack

TypeScript harness for building personal AI agents with durable memory — agents that live across your channels (CLI, Teams, iMessage, mail, voice), use real tools, and stay coherent across turns. The runtime behind @ouro.bot.

updated Jul 2026

openAdapter

2
@AviOfLagos

Self-hosted OpenAI API for Claude.ai via Playwright automation. No API key needed. Works with OpenClaw, Continue.dev, and any OpenAI-compatible tool. Free alternative to Claude API with streaming support.

updated Jun 2026

superpowers-extensions

2
@MarcelRoozekrans

Extension skills for the superpowers suite: regression testing, pre-push review, refactor analysis, decision tracking, Roslyn code graph integration, and companion ecosystem plugins for Claude Code

updated Jul 2026

dogfood-deep

2
@Sharan0516

Deep E2E testing skill for Claude Code — extends Anthropic's dogfood skill with a planning phase, scenario-based workflows, and HTML reporting

updated Mar 2026

dotclaude

2
@berekvolgyipeter

Personal Claude Code config — rules, skills, commands, agents, and hooks symlinked into ~/.claude/ to give Claude consistent behavior, conventions, and workflows across every project.

updated Jul 2026

ios-architecture-expert-skill

2
@SwiftyJourney

Build modular, testable iOS apps with clean architecture: composition root, protocol boundaries, generic presenters, Swift 6 concurrency - Agent Skill

updated Jul 2026

game-recap-generator

2
@MattLindeman

A full-stack sports writing tool that fetches live and recent game data from the ESPN API and uses Claude (Anthropic) to generate narrative recaps in three distinct editorial voices — all inside a Streamlit UI.

updated Apr 2026
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