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Best Fundamentals AI Skills & MCP Servers

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

About Fundamentals skills on iClaude

iClaude is the universal install layer for AI skills. Every Fundamentals 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.