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

8239entries
★ starsA–Z name

vibe-engineering

9
@ash1794

38 engineering discipline skills for Claude Code & OpenAI Codex — research, quality gates, testing, deployment, gap analysis, and more. Born from real pain, not theory.

updated Jun 2026

bookstack-mcp

9
@bees-roadhouse

MCP server for BookStack — 56 tools covering the full API + semantic vector search. Rust/tokio/axum, dual transport (SSE + Streamable HTTP), OAuth 2.1, pluggable DB (SQLite/PostgreSQL+pgvector).

updated Jun 2026

cli-tweaks

9
@KilimcininKorOglu

A collection of hooks and skills for Factory Droid and Claude Code that add planning automation, persistent memory, smart commits, and more. Drop them into your home directory and they work out of the box.

updated Jul 2026

claude-safari-extension

9
@chriscantu

Safari Web Extension that lets Claude Code control Safari via MCP (Model Context Protocol)

updated Jul 2026

cc-notify-hooks

9
@MarioZZJ

CodeX / Claude Code 分级通知插件 — 11 个渠道,短通知即时触达,长通知异步兜底。人可以闲着,Agent 不可以。

updated Jul 2026

claude-kopitiam

9
@ThamJiaHe

Non-destructive Claude Code rules layer + the only published fix for Windows plugin hook startup failures

updated Mar 2026

codeledger

9
@bhvbhushan

Token-level cost intelligence for AI coding tools — budget alerts, anomaly detection, and multi-tool tracking across Claude Code, Codex CLI, Cline, and Gemini CLI

updated Jul 2026

claude-dev-framework

9
@kraulerson

Universal development discipline enforcement framework for Claude Code — hooks, rules, profiles, cross-project sync

updated Jul 2026

behavioral-design-skills

9
@rastian

A Claude skill for applying behavioral psychology and behavioral economics to product and UX design. Behavioral diagnosis, nudge design, intervention frameworks, workshop facilitation, and ethics review. Built for product designers, pms and cross-functional teams.

updated Jul 2026

claude

9
@aiai-go

Multilingual AI Coding CLI — undo, safety hooks, session resume, thinking control, 12 MCP tools & i18n (zh/en/ja/ko...) | @aiai-go/claude

updated Jul 2026

haiflow

9
@andersonaguiar

Run Claude Code as a headless AI agent over HTTP — hooks + ai + flow. Automate code generation, refactoring, bug triage via REST API using your existing Claude Code subscription.

updated Jun 2026

claude-code-optimizer

9
@huzaifa525

Optimize Claude Code token usage — 22 skills, 8 hooks, 6 rules. One npm install. Zero manual steps. Cut costs by 67%.

updated May 2026

ghosstly-claude-multiagent

9
@jcastrom1995

Cross-platform toolkit for running multiple Claude Code AI agents in parallel terminal panels. Includes automated setup scripts, SAND keybinding system, git worktree hooks for isolated agent work, and visual monitoring with lazygit and yazi. Supports macOS, Linux, and Windows.

updated Jul 2026

crowdcast

9
@TheQmaks

Multi-agent social simulation as a Claude Code skill. Zero dependencies — predict anything with /crowdcast simulate.

updated Jul 2026

buddy-companion

9
@littleben

Terminal buddy companion — a persistent ASCII pet that lives across Claude Code conversations. 18 species, 6 eyes, 8 hats, personality-driven replies, affection decay, and auto-trigger hooks.

updated Apr 2026

hormozi-marketing-ultimate

9
@elkadrinaoufal1996

Ultimate marketing plugin for Claude Code and Cowork — selling digital products (PDF guides, templates, printables) using Alex Hormozi complete methodology. 40+ skills, 6 slash commands /hook /offer /ads /proof /brand /retention. Based on coreyhaines31/marketingskills enriched with $100M Hormozi frameworks.

updated Jun 2026

skill-monitor-plugin

9
@Luxuzhou

Claude Code skill health dashboard - security scan, token cost, budget analysis, hook conflicts, usage tracking. ~225ms full scan.

updated May 2026

agent-hooks

9
@jason810496

One local callback layer for Claude Code and Codex: a macOS-ready CLI for native permission dialogs and notifications, plus a FastAPI-like Python framework

updated Jun 2026

mentor

9
@ayhammouda

Claude skill for official-first, dependency-ordered learning paths for technical topics.

updated Jul 2026

10x-Team

9
@Jaan-Mustafa

AI coding plugin that gives you an entire engineering team — CTO, SRE, DBA, Security Engineer, and more — as AI skills.

updated Jul 2026

brain-drin

9
@pedrol-cmd

Brain Drin (60+ Agents, 100+ Skills) — The ultimate tactical suite for Claude Code. Fusing best practices from Anthropics, wshobson, qdhenry, and BMAD into a high-performance force. Optimizing every token for SOTA results in Engineering, Infrastructure, and Business Strategy. Outperform the solo engineer. Scale with elite subagents. Portable. High-

updated Apr 2026

effect-claudecode

9
@mpsuesser

Effect v4 bindings for Claude Code's plugin primitives — hooks, skills, settings, MCP servers, frontmatter

updated Jul 2026

local-memory-mcp

9
@studiomeyer-io

Persistent local memory for Claude, Cursor & Codex. 21 MCP tools, hybrid retrieval (BM25 + vector RRF), bi-temporal queries, contradiction detection. SQLite + Knowledge Graph. No cloud, no API keys. npx @studiomeyer/local-memory-mcp

updated Jul 2026

kc_llm_wiki_starter

9
@KerberosClaw

Production-ready starter template for LLM-maintained wikis. Karpathy's 2026-04 three-tier pattern (raw/wiki/schema) + journal extension + lint hygiene. Clone, feed docs, let the LLM do bookkeeping.

updated Jun 2026
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