Best AI Agent Capabilities AI Skills & MCP Servers

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

Crixin

MCP Registry

The MCP toolkit for AI agents. Voice MCP gives your AI a phone line through your own Twilio. Coder MCP gives it a memory across every Claude Code, Codex CLI, and Cursor session. One npm package, two capability modules, local SQLite, no SaaS in the middle.

MCP Registry · ★ 5.0free

About AI Agent Capabilities skills on iClaude

iClaude is the universal install layer for AI skills. Every AI Agent Capabilities 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.

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