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

obsidian-pkm-plugin

12
@AdrianV101

Connect Claude Code to your Obsidian vault — MCP server plugin with 20 tools, agents, and hooks for knowledge management

updated May 2026

cursor-ai-bridge

12
@zog06

Bridge your Antigravity IDE usage/quota to Cursor IDE and other OpenAI-compatible tools. A local proxy server that converts Antigravity Cloud Code API access into OpenAI/Anthropic-compatible endpoints, enabling you to use Claude & Gemini models in Cursor, Windsurf, VSCode, OpenCode, and other OpenAI Base request compatible tools.

updated Mar 2026

rust-lsp

12
@zircote

Claude Code plugin for Rust development with rust-analyzer, clippy, rustfmt, and cargo-audit

updated May 2026

awesome-skills

12
@onurkanbakirci

Browse, search and download AI agent skills

updated Feb 2026

symbiosis

12
@h315uk3

Claude Code plugins: your extended memory + your thinking partner. Information theory & cognitive science in pure Python stdlib. Zero setup.

updated May 2026

claude-toolkit

12
@dwmkerr

Claude Code plugins toolkit for various engineering tasks.

updated Apr 2026

marcel-bich-claude-marketplace

12
@Marcel-Bich

A collection of mainly my own productivity plugins for Claude Code.

updated Jun 2026

typemux-cc

12
@K-dash

Claude Code plugin: Python type-checker LSP multiplexer. Auto-detects .venv and routes to pyright/ty/pyrefly—no Claude Code restart.

updated May 2026

cost-guardian

12
@Belkins

Real-time budget enforcement, cost tracking, and optimization for Claude Code

updated Jan 2026

claude-fx-plugin

12
@octaviusp

Animated mascot companion for Claude Code - transparent overlay that reacts to your coding session (macOS)

updated May 2026

posthog-for-claude

12
@PostHog

Official PostHog plugin for Claude Code

updated May 2026

flow

12
@cofin

Context-Driven Development toolkit for AI agents — spec-first planning, TDD workflow, and Beads integration.

updated May 2026

cldpm

12
@transilienceai

CPM (Claude Project Manager) is an SDK and CLI for managing mono repos with multiple Claude Code projects. It enables sharing skills, agents, hooks, and rules across projects without duplication.

updated Apr 2026

cc-foundry

12
@xobotyi

Claude Code foundry - plugins, skills, and tools

updated Jun 2026

glm-plan-usage

12
@jukanntenn

GLM plan usage plugin for Claude Code

updated May 2026

resume-assistant-skill

12
@Y1fe1-Yang

智能简历助手 - AI-powered resume assistant with 5 specialized agents for Chinese job seekers | Claude Code Skill

updated Jun 2026

dotnet-nuget-proxy-skill

12
@logiclabs

Claude Code skill plugin for fixing .NET NuGet proxy authentication issues

updated Apr 2026

code-sensei

12
@DojoCodingLabs

🥋 Claude Code plugin that teaches programming while you vibecode — contextual explanations, micro-quizzes, and belt progression. Free & open source by Dojo Coding.

updated Apr 2026

claude-sounds

12
@mikedotcook

A tiny macOS menu bar app to control the volume of your Claude Code hook sounds.

updated Mar 2026

ux-ui-mastery

12
@phazurlabs

The definitive UX/UI design mastery plugin for Claude Code — 19 skills, 55 references, 10 commands, 310K+ words

updated Jun 2026

claude-next-level

12
@George-RD

George's curated Claude Code plugins for automation, architecture, and workflow

updated May 2026

cc-skills-vc-fundraising

12
@tjboudreaux

AI-powered pitch analysis, fundraising strategy, and investor relations for startup founders -- a Claude Code plugin grounded in first principles from Sequoia, a16z, Benchmark, and YC

updated May 2026

kata

12
@codevibesmatter

Workflow management CLI for Claude Code — structured session modes, phase tracking, and stop hooks

updated May 2026

solopreneur-plugin

12
@pcatattacks

A Claude Code plugin that gives you a full AI org - specialized agents, guided workflows, and decision memory. Ship products faster as a team of one.

updated Apr 2026
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