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

8253entries
★ starsA–Z name

ab-dotfiles

6
@AlvinBian

AI-powered Claude Code toolkit — auto-detect tech stacks, generate developer profile, install agents/commands/hooks/rules from your GitHub repos

updated Jun 2026

pinescript-claude-hook

6
@deepentropy

Claude Code hook that auto-compiles PineScript

updated May 2026

ghosstly-claude-multiagent

6
@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 Apr 2026

release-calendar-skill

6
@jefflinshu

Auto-generate 'Everything [Team] shipped in X days' release calendar posters from real X posts. A Claude Code skill.

updated May 2026

customer-support-agent

6
@G3Ram

🤖 Production-grade autonomous customer support agent using Claude AI & MCP achieving 100% first-contact resolution. Built for Claude Architect Certification (Scenario 1) - demonstrates agentic architecture, tool design, and reliability patterns.

updated Apr 2026

context-feeder

6
@friends0485-cyber

Give Claude Code a memory that never forgets. Lightweight context injection engine — no vector DB, just JSON tags + hooks.

updated May 2026

claude-code-study

6
@paulosalvatore

Interactive study of Claude Code's architecture — bootstrap flow, tool system, 44 hidden features, subsystems map, and code archaeology from the March 2026 source leak

updated Apr 2026

hormozi-marketing-ultimate

6
@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 May 2026

aigate

6
@jricramc

AI Prompt Secret Scanner: local proxy and Claude Code hook that blocks secrets before they reach AI APIs

updated Apr 2026

Claude-Code

6
@nuekkis

🚀 Open source Claude Code CLI source code. Advanced AI Agent for developers. Includes TypeScript codebase for LLM tool-calling, agentic workflows, and terminal UI. Remember this is just the skeleton not the brain itself.

updated May 2026

pi-hooks

6
@hsingjui

Claude Code-compatible command hooks for the Pi coding agent

updated May 2026

clawback

6
@LZong-tw

Claude Code and Codex hooks kit for verification loops: file protection, post-edit lint, and stop-time checks

updated May 2026

agentskit

6
@AgentsKit-io

The complete toolkit for building AI agents in JavaScript. Lightweight core, React & Terminal UIs, autonomous runtime, tools, skills, memory, RAG and observability. Plug-and-play from chat UI to full agents.

updated Jun 2026

token-guard

6
@dockplusai-ops

Automatic Claude Code hooks to reduce token waste — block heavy files, context warnings, cost logging

updated May 2026

continuous-improvement

6
@naimkatiman

The 7 Laws of AI Agent Discipline for Claude Code. Stops your agent from skipping research, claiming 'done' without verifying, and repeating yesterday's mistakes. 14 enforcement skills, gating hooks, the Mulahazah instinct engine with friction-harvest, and a GitHub Action linter. Beginner: /plugin install. Expert: adds MCP tools.

updated Jun 2026

hayba

6
@zajalist

Agentic MCP toolkit for UE5 — 100+ tools across 34 domains, PCG SQLite registry, cognitive map, SpatialCLIP grounding. The ultimate engine for spatial and procedural world-building.

updated Jun 2026

fs25-claude-skill

6
@TheCodingDad-TisonK

Claude skill for FS25 mod development — 20+ validated pitfalls, 30+ patterns, live LUADOC & Giants source via WebFetch. Works for any user, no local files needed.

updated Apr 2026

Overleaf-Workshop-Agent-Skills

6
@ymzhang0319

Gives AI coding agents (Codex, Claude Code, etc.) the ability to read and write Overleaf projects via the VSCode extension's saved session.

updated Apr 2026

claude-code-setup

6
@kmshihab7878

Public-safe Claude Code operating setup with commands, skills, agents, hooks, MCP governance, context-budget discipline, and automated secret/public-safety validation.

updated May 2026

effect-claudecode

6
@mpsuesser

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

updated May 2026

claude-skill-business-analyst

6
@Zuokaiqi

A decision-driven business analyst skill for Claude Code | 面向决策者的商业分析师 skill

updated May 2026

claude-code-analytics

6
@batitrop83434452

Claude Code session analytics: JSONL parser, token & tool usage, USD cost estimates, HTML dashboard, live dev server — privacy-first, no cloud upload.

updated May 2026

council-review

6
@ngmeyer

Claude Code skill: Run decisions, code, and plans through a council of 5 AI advisors with anonymous peer review. Based on Karpathy's LLM Council.

updated May 2026

secguard

6
@random1st

3-level security toolkit for AI agents: regex patterns, heuristic rules, ML classification. Claude Code hooks, git pre-commit, CI/CD scanner.

updated May 2026
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