Best Rag AI Skills & MCP Servers
101 curated Rag skills and MCP servers — install any of them into Claude, Cursor, ChatGPT, n8n, or any AI stack with one command.
ragalgo-mcp-server-v1
Stay on top of Korea’s markets with timely news, sentiment, and daily snapshots. Analyze stocks and crypto with charts, trends, and company fundamentals. Find the right tickers fast from any text and access in-depth research.
Public Transport
Access real-time public transport across Europe with live departures, connections, and vehicle details. Plan door-to-door trips, search stations and places, and find nearby stops with up-to-the-minute results. Benefit from coverage in the UK, Switzerland, Belgium, and Norway.
Grimoire Spellbook Server
Provide a comprehensive spellbook for Dungeons & Dragons 5th Edition to enhance your gameplay experience. Access detailed spell information and manage your spell resources efficiently. Streamline your D&D sessions with easy-to-use spell data and tools.
options-analytics
Real-time options analytics MCP server. 23 tools covering gamma/delta/vanna/charm exposure (GEX/DEX/VEX/CHEX), dealer positioning, 0DTE analytics, volatility surfaces, SVI parametrization, arbitrage detection, variance swaps, VRP dashboard, Black-Scholes greeks, IV solver, Kelly
Math-MCP
Enable your LLMs to perform accurate numerical calculations with a simple API. Leverage basic arithmetic and statistical functions to enhance your applications. Simplify complex mathematical tasks effortlessly and improve your model's capabilities.
About Rag skills on iClaude
iClaude is the universal install layer for AI skills. Every Rag 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.