iClaude
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Best S3 AI Skills & MCP Servers

8 curated S3 skills and MCP servers — install any of them into Claude, Cursor, ChatGPT, n8n, or any AI stack with one command.

About S3 skills on iClaude

iClaude is the universal install layer for AI skills. Every S3 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.