Best LLM AI Skills & MCP Servers
474 curated LLM skills and MCP servers — install any of them into Claude, Cursor, ChatGPT, n8n, or any AI stack with one command.
Plugin Chat Backend
MCP server: @backstage-community/plugin-mcp-chat-backend
Network Ai
AI agent orchestration framework for TypeScript/Node.js - 29 adapters (LangChain, AutoGen, CrewAI, OpenAI Assistants, LlamaIndex, Semantic Kernel, Haystack, DSPy, Agno, MCP, OpenClaw, A2A, Codex, MiniMax, NemoClaw, APS, Copilot, LangGraph, Anthropic Compu
Server
MCP server for Calcis: LLM cost estimation for AI agents
Agent Coord
File-backed MCP server for coordinating multiple AI coding agents (Claude Code, Cursor, Cline, etc.) on the same machine.
Native
MCP server for HeroUI Native component documentation via Model Context Protocol
Mock
An MCP server enabling LLMs to write integration tests through live test environment interaction
Huly
MCP server for Huly integration
Brick Graphbuild
Knowledge graph builder — construct a graph of code entities (files, functions, types) and their relationships.
Gnosys
Gnosys — Persistent Memory for AI Agents. Sandbox-first runtime, central SQLite brain, federated search, Dream Mode, Web Knowledge Base, Obsidian export.
B2C Dx
MCP server for B2C Commerce developer experience tools
Obsidian Pro
The most feature-complete MCP server for Obsidian vaults — search, read, write, tag, link analysis, graph traversal, canvas support, and more.
Skillscript Runtime
Runtime, compiler, lint, CLI, and dashboard for Skillscript — a small declarative language for authoring agent workflows.
Githits
CLI companion for GitHits - code examples from global open source for developers and AI assistants
Ag
MCP server for AG-Grid to help developers integrate AG Grid into their applications
Brick Planning
Structured planning — create plans with steps, dependencies, and time estimates.
Core
The runtime behind FocusMCP — Registry + EventBus + Router composing MCP bricks on demand. Browser-compatible, zero-dep, TypeScript strict.
Mcp
Model Context Protocol server exposing squawk's aviation libraries as tools for LLM clients
Zentis
A high-level agentic framework for Model Context Protocol (MCP) with memory and LLM integration.
Brick Debate
Structured multi-perspective debate — define positions, score arguments, find consensus, summarize.
Convex
Expose Convex functions as MCP tools with zero boilerplate
Brick Diagram
Diagram generation — produce Mermaid, DOT/Graphviz, and ASCII diagrams from data.
Its Over 9K
Persistent memory and agent lifecycle for Claude Code — because sessions shouldn't start from zero.
Server Tester
Playwright-based testing and evaluation framework for MCP servers
Brick Graphquery
Knowledge graph query — find nodes, traverse neighbors, find paths, filter by type.
About LLM skills on iClaude
iClaude is the universal install layer for AI skills. Every LLM 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.