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Best Protocol AI Skills & MCP Servers

3,057 curated Protocol skills and MCP servers — install any of them into Claude, Cursor, ChatGPT, n8n, or any AI stack with one command.

Cube

MCP Registry

MCP server for EdgescaleAI Cube cluster management and Apollo deployments

MCP Registry · ★ 5.0free

Gogcli

MCP Registry

MCP server wrapping gogcli for Google service access

MCP Registry · ★ 5.0free

Docs To Crawler

MCP Registry

Playwright-based same-origin documentation crawler for docs-to-mcp

MCP Registry · ★ 5.0free

Harmony

MCP Registry

中国本土化开发者工具 MCP Server —— 微信小程序、鸿蒙设备自动化

MCP Registry · ★ 5.0free

Yahoo Finance

MCP Registry

Multi-usage Yahoo Finance library supporting MCP server integration

MCP Registry · ★ 5.0free

Flowbite

MCP Registry

MCP server to convert Figma designs to Flowbite UI components in Tailwind CSS

MCP Registry · ★ 5.0free

Opentable

MCP Registry

OpenTable MCP server for Claude — developed and maintained by AI (Claude Code)

MCP Registry · ★ 5.0free

Agent Integrations

MCP Registry

MCP-driven agent presence in collab sessions: per-session micro-MCP server, pluggable bridges to fancy-* packages, and agent UX components (panel + on-canvas cursor).

MCP Registry · ★ 5.0free

Openmetadata

MCP Registry

OpenMetadata MCP server - metadata management, lineage, search, data quality, and more

MCP Registry · ★ 5.0free

Mcp

MCP Registry

FDKEY verification middleware for MCP servers — gate AI-agent access behind LLM-only puzzles. Runs on Node 18+, Cloudflare Workers, Bun, and Deno.

MCP Registry · ★ 5.0free

Whoop Unofficial

MCP Registry

Unofficial MCP server for connecting AI agents to the WHOOP API.

MCP Registry · ★ 5.0free

Sqlite

MCP Registry

SQLite MCP server

MCP Registry · ★ 5.0free

Stratos

MCP Registry

Official command-line client for CloudCDN — full control plane in a single zero-dep Node script.

MCP Registry · ★ 5.0free

Obsidian Brain

MCP Registry

Standalone Node MCP server: semantic search + knowledge graph + vault editing for Obsidian, no plugin required.

MCP Registry · ★ 5.0free

Wiki

MCP Registry

OpenCodeHub — Markdown wiki renderer (architecture, api-surface, dependency-map, ownership-map, risk-atlas) over the graph store

MCP Registry · ★ 5.0free

Hackatank

MCP Registry

MCP server exposing HACKATANK bot dev API (validate, train inline source, submit, replay, spec) to AI clients via stdio.

MCP Registry · ★ 5.0free

Polymarket

MCP Registry

Production-grade MCP server for Polymarket APIs and trading workflows

MCP Registry · ★ 5.0free

Tucu Ui

MCP Registry

MCP Agentic Server for @e-burgos/tucu-ui component library

MCP Registry · ★ 5.0free

Core Types

MCP Registry

OpenCodeHub — shared graph schema and determinism primitives

MCP Registry · ★ 5.0free

Opencode

MCP Registry

MCP server that wraps the OpenCode AI headless server API — 80 tools, 10 resources, 6 prompts with multi-project support for any MCP client

MCP Registry · ★ 5.0free

Mcp

MCP Registry

CodeAgora MCP server — Claude Code integration for AI-powered code review

MCP Registry · ★ 5.0free

Aztea Link

MCP Registry

Cross-machine event relay for AI agents (Claude Code, Codex, Gemini CLI, …) — typed rooms, games, and a live spectator web UI.

MCP Registry · ★ 5.0free

Hypermail

MCP Registry

Unified email MCP server — operate any inbox (Outlook now, IMAP/Gmail later) by passing an email address.

MCP Registry · ★ 5.0free

Server

MCP Registry

MCP server for mds suite (Claude integration point)

MCP Registry · ★ 5.0free

About Protocol skills on iClaude

iClaude is the universal install layer for AI skills. Every Protocol skill on this page can be installed into Claude Code, Claude Desktop, Cursor, ChatGPT, n8n, Codex, and more — using a single copy-paste command. No config drift, no per-stack adapters, no manual MCP wiring.