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

cuecards

2
@opencue

Agent profile manager for Claude Code & Codex. Per-directory profiles select which skills, MCP servers, and plugins load — automatically, before launch. Install: npm install -g cue-ai

updated Jun 2026

claude-flightdeck

2
@Maximumsoft-Co-LTD

Portable AI-workflow control plane for Claude Code — one install.sh ships specialized agents, user-invocable skills, always-on rules, lint/audit/secret hooks, the 6-gate review, design templates + sprint discipline, an /onboard wizard, and a pull-based feedback loop. v0.4.0

updated Jun 2026

claude-skill-scrittura-italiana

2
@hypnosdesign

L'humanizer italiano con i superpoteri: via i segni dell'AI, e testi anche corretti e ben scritti.

updated May 2026

alchemy-infra

2
@aashirjaved

Agent skill that scaffolds Alchemy (Infrastructure-as-TypeScript) into any codebase with strict secret hygiene. SKILL.md format, skills.sh + npx compatible.

updated May 2026

schwab-marketdata-skill

2
@kevinkda

Cursor / Claude Code skill pack for schwab-marketdata-mcp (60+ refs, 4 playbooks, EN+zh-CN bilingual).

updated May 2026

scratch-to-prompt

2
@AJSubrizi

Turn messy ideas into agent-ready prompts. A small skill for Claude Code, Cursor, built on Anthropic’s prompt-engineering principles.

updated May 2026

claude-code-power-config

2
@AlexisBalayre

An opinionated, fully-worked Claude Code configuration: path-scoped rules, skills, subagents, deterministic hooks, and a worktree-first workflow. Demonstrated on a TypeScript monorepo; the framework adapts to any language or stack.

updated May 2026

lanshu-wiki-skill

2
@cclank

LLM Wiki skill for Claude Code — Karpathy LLM Wiki pattern, batteries included

updated May 2026

AdoptViaAI

2
@tedzoe

Claude API CLI demonstrating all 5 CCA-F certification domains — chat, tool use, agents, MCP, and safety guardrails in a single production-pattern tool.

updated May 2026

Progressive-Discovery-Spine

2
@drewmattie-code

The missing architectural layer above MCP. Production patterns for LLM agents wired to enterprise systems at scale — without context blowout, hallucinated tool selection, or audit gaps.

updated May 2026

multi-agent-coordination

2
@RahimjonovBoburjon

Coordinate multiple Claude Code terminals on one project — file locks, shared kanban, planner approval gate. Battle-tested in production.

updated Jun 2026

agentlens

2
@RogerReed

Local observability for AI agent sessions — token usage, cost estimates, summaries, and efficiency insights. VS Code extension and standalone Docker image for GitHub Copilot, Claude Code, and Codex.

updated Jun 2026

rx-browser-bridge-mcp

2
@arikw

Drive your own already-open browser from your AI coding agent (any MCP client) via a self-hosted relay + MV3 extension. Tools: screenshot (+full-page), navigate, click, fill, query, new_tab, evaluate (arbitrary JS, even on CSP-locked sites via userScripts). Toolbar activity flash + sqlite audit log for visibility.

updated May 2026

senior-dev-skills

2
@the-senior-dev

Claude Code skills to help you think like a Senior Engineer.

updated Jun 2026

claude-tts-wsl

2
@mnwaight

Claude Code TTS and voice hook setup for WSL2 — hooks, scripts, and config for speech input and spoken responses.

updated May 2026

plumbline

2
@BytesFromToby

Idea to verified, working code through five single-responsibility AI-agent skills. The spec is the single source of truth.

updated May 2026

claude-tts-hook

2
@hannahstanek

Hands-free voice output for Claude Code — reads AI responses aloud via Microsoft Edge neural TTS

updated May 2026

anthropic-html

2
@L2ncE

A Claude Code skill for generating Anthropic-style standalone HTML diagram files.

updated May 2026

socratic-dialogue

2
@A-cat-with-carrots

苏格拉底对话体写作 Claude Skill — 一句『把 X 写成苏格拉底对话』→ 信徒陈词 + 苏格拉底层层追问 + 反转 + aporia 收尾,七条铁律(信徒有牙/苏格拉底不认错/不许独白/结论 reframe/去 AI 腔)+ 柏拉图真功夫(逼定义/反例击穿/先骗同意再合拢),可选网页排版模板

updated May 2026

claude-code-safety-hooks

2
@ashishmerani

A small, deterministic safety layer for Claude Code — five PreToolUse hooks between tool calls and your filesystem.

updated May 2026

agent-skill-uselink

2
@compilet-dev

Agent skills for publishing engineering docs, repo summaries, PR digests, changelogs, API docs, onboarding guides, and specs to Uselink.

updated May 2026

bb-bash

2
@restarter

Bitbucket Cloud CLI built for AI coding agents — single-file bash with zero-config repo auto-detect and inline PR review, plus CLAUDE.md snippet, Rule, and Skill bundled out of the box.

updated May 2026

Plumbline

2
@DYAI2025

Plumbline — a self-learning, customer-value-governed agile AI agent team for Claude Code. 87 subagents + skills, TDD defense-in-depth gates, Kaizen retros, a four-body adversarial council, and an empirically benchmarked QA harness. Does it hang true?

updated Jun 2026

staff-engineer-mode

2
@franciscolopes26

Principal-engineer operating mode for Claude Code: 5-phase loop, 30 red flags, cognitive layers for software and security, grounded chapter-by-chapter in 10 canonical engineering books. MIT.

updated May 2026
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