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

8236entries
★ starsA–Z name

postman-mcp-server

283
@postmanlabs

Postman MCP Server — connect AI agents (Claude Code, Cursor, VS Code Copilot, Gemini CLI) to your Postman collections, OpenAPI specs, and environments via Model Context Protocol (MCP)

updated Jul 2026

agentic-ai-systems

283
@ThibautMelen

Agentic AI explained with chickens 🐔 every pattern a runnable, CI-checked file.

updated Jul 2026

runtm

283
@runtm-ai

Open-source sandboxes where coding agents build and deploy. Spin up isolated environments where Claude Code, Cursor, and other agents code and deploy software.

updated Jul 2026

broccoli

283
@besimple-oss

Broccoli turns Linear tickets into shipped PRs — powered by Claude and Codex, running on your own Google Cloud or Blaxel containers.

updated Jul 2026

claude-dynamic-workflows-codex

283
@scasella

Run Claude Code dynamic workflows on a local Codex (GPT) backend, plus an interactive run viewer

updated Jul 2026

claudemap

282
@QuinnAho

google maps for vibecoders.

updated Jul 2026

mcp-mongo-server

281
@kiliczsh

A Model Context Protocol Server for MongoDB

updated Jul 2026

SE-Agent

280
@JARVIS-Xs

SE-Agent is a self-evolution framework for LLM Code agents. It enables trajectory-level evolution to exchange information across reasoning paths via Revision, Recombination, and Refinement, expanding the search space and escaping local optima. On SWE-bench Verified, it achieves SOTA performance

updated Jul 2026

awesome-claude

280
@JSONbored

HeyClaude is a curated registry and distribution surface for Claude and AI-workflow assets: agents, MCP servers, skills, commands, hooks, rules, guides, tools, jobs, Raycast feeds, static data exports, and an npm MCP package.

updated Jul 2026

aizen

280
@vivy-company

Bring order to your projects, environments, and day-to-day work.

updated Jul 2026

claude-swarm

280
@affaan-m

Multi-agent orchestration for Claude Code — decompose tasks, coordinate agents, visualize everything in a rich terminal UI

updated Jul 2026

bosun

280
@virtengine

Autonomous Engineering

updated Jul 2026

motion-skills

280
@iart-ai

50 open-source skills that teach your AI coding agent to make motion graphics, animation & video — kinetic typography, data-viz, explainers, TikTok/Reels, WebGL, Manim. 14 installable packs. By iart.ai, the AI motion agent.

updated Jul 2026

blockbench-mcp-plugin

279
@jasonjgardner

Adds MCP server to Blockbench

updated Jul 2026

cupcake

279
@eqtylab

A native policy enforcement layer for AI coding agents. Built on OPA/Rego.

updated Jul 2026

termly-cli

279
@termly-dev

Mobile companion for Claude Code, Gemini CLI & OpenCode. Encrypted, remote

updated Jul 2026

claude-code

279
@MadAppGang

claude code plugins marketplace

updated Jul 2026

WebCode

279
@shuyu-labs

WebCode is a browser-based AI coding platform that lets you remotely run CLI assistants like Claude Code and Codex. Code anywhere with just a web browser. We’re also adding an office-assistant mode for planning, research/summaries, meeting notes, and drafting docs/emails—connected to your project context.

updated Jul 2026

ralph-loop

279
@PageAI-Pro

A long-running AI agent loop. Ralph automates software development tasks by iteratively working through a task list until completion.

updated Jul 2026

mythos-router

279
@thewaltero

The leaked Anthropic reasoning protocol. Running locally. Zero-drift coding with Strict Write Discipline and adaptive Claude Opus 4.8 thinking. Mythos

updated Jul 2026

illo-skill

279
@tmchow

illo skill — an AI agent skill that turns ideas and articles into original print-style editorial illustrations, starring a recurring mascot. 30+ characters packs, with ability to create your own.

updated Jul 2026

flashtype

278
@opral

The markdown editor for Claude & Codex

updated Jul 2026

metorial-index

278
@metorial

Metorial MCP Index - An ever growing list of open source MCP servers 📁 🎉

updated Jul 2026

ai-video-generator-claude

278
@rediumvex

10 Claude skills that generate studio-quality AI video prompts for Seedance 2.0 on Higgsfield. Viral hooks, SaaS demos, personal brand, faceless content, luxury aesthetic & more.

updated Jul 2026
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