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

8241entries
★ starsA–Z name

apollo-mcp-plugin

15
@apolloio

Connect Claude Code + Cowork to Apollo MCP via this plugin

updated Jul 2026

ai-skill-scanner

15
@suchithnarayan

AI-powered security scanner for Claude Code plugins and skills - LLM analysis, static rules, taint tracking, CI/PR integration, and interactive graph visualization.

updated Apr 2026

ts-dev-kit

15
@jgamaraalv

Claude Code plugin: 15 agents + 14 skills for TypeScript fullstack development

updated May 2026

nowaikit

15
@aartiq

Production-ready ServiceNow MCP server — 450+ tools + 26 AI capabilities, multi-transport (stdio/SSE/HTTP), A2A protocol, dynamic schema discovery & BYOK. Connect Claude, ChatGPT, Gemini, Cursor & any AI to ServiceNow. Part of the NowAIKit suite.

updated Jul 2026

data-science-plugin

15
@andikarachman

Data science and ML workflow tools for Claude Code. 6 agents, 4 commands, 6 skills for problem framing, EDA, experimentation, and knowledge compounding.

updated Jul 2026

claudeview

15
@Curt-Park

Terminal dashboard for real-time Claude Code session monitoring — k9s-style TUI with live tool call tracking, token usage, subagent visibility, plugins, and memory.

updated Jun 2026

shopify-cowork

15
@prajapatimehul

Shopify development co-worker plugin for Claude Code

updated Jul 2026

m3-memory

15
@skynetcmd

Local-first Memory Framework for AI Agents · 99.2% LongMemEval-S retrieval @ k=10 · Supports Claude · Antigravity · LangChain · Hermes · Gemini · OpenCode · OpenClaw · MCP-native and plugins · Hybrid search (FTS5 + vector + MMR) · GDPR · FIPS 140-3 ready · 100% local (fully offline) or cloud capable

updated Jul 2026

drupal-workflow

15
@gkastanis

Claude Code plugin for Drupal development: 16 skills, 4 agents, 10 commands, and quality-gate hooks

updated Jul 2026

gh-guard

15
@sbom-tool

CI/CD supply chain hardening plugin for Claude Code, designed for Rust projects

updated Jul 2026

founder-writing-toolkit

15
@earthwalker17

Local-first Gmail + LinkedIn writing copilot (MV3 extension) powered by Claude. Dev beta with one-command installer.

updated Mar 2026

claude-project-bootstrap

15
@twisker

A Claude Code plugin that bootstraps any new project with a production-grade AI-Human collaboration framework.

updated Mar 2026

figlets

15
@arashr

A Claude Code plugin for building production-quality Figma design system components.

updated Apr 2026

skill-address-pr-review

15
@mnapoli

Claude skill that fixes PR comments and CI failures

updated Jul 2026

holochain-agent-skill

15
@Soushi888

Agent Skills Open Standard skill for Holochain hApp development, compatible with Claude Code, GitHub Copilot, Cursor, Augment, and any other tool supporting the standard. Covers the full development spiral from architecture and design through scaffolding, implementation, testing, and deployment.

updated Jun 2026

consensus-loop

15
@berrzebb

Claude Code plugin — structural guardrails for multi-agent software development. RTM-based evidence, cross-model adversarial audit, 7 MCP tools, worktree isolation, HITL retrospective. DOI: 10.5281/zenodo.19108370

updated Jun 2026

graperoot-plugin

15
@kunal12203

Dual-graph code context plugin for Claude Code — structural call graph + dependency graph

updated Jul 2026

ui-annotator-mcp

15
@mcpware

MCP server that annotates any web page with hover labels — zero extensions, works in any browser

updated Jul 2026

codex-review

15
@boyand

Claude Code plugin for multi-round Codex reviews of plans and implementations.

updated Jun 2026

book2skill-factory

15
@ARTHUR-BBU

Convert methodology books into Claude Code Plugin Packages

updated Jul 2026

pact

15
@jonathanmr22

Programmatic Agent Constraint Toolkit (PACT): Governance infrastructure for AI coding agents. Claude Code plugin marketplace.

updated Jun 2026

claude-token-analyzer

15
@li195111

Diagnoses token waste in Claude Code sessions. 6 anomaly types, cost audit, trend forecasting. Fully local plugin.

updated Jul 2026

vibe

15
@iblai

Developer toolkit for vibe coding AI apps on the ibl.ai platform. Scaffold a production-ready Next.js app with iblai-app-cli and the @iblai/iblai-js SDK: SSO auth, AI chat, profiles, notifications, and analytics wired up out of the box. Pre-built components, Claude Code skills, and a hosted backend at iblai.app. Deploy in minutes.

updated Jul 2026

claude-code

15
@shashank-100

Claude Code is an agentic coding tool that lives in your terminal, understands your codebase, and helps you code faster by executing routine tasks, explaining complex code, and handling git workflows - all through natural language commands. All original source code is the property of Anthropic.

updated Jun 2026
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