Best X AI Skills & MCP Servers

OPVS MCP Server — all 6 public OPVS skills (AgentBoard, AgentDocs, AgentMemory, OPVS Protocol, Auth, Integrations) in one MCP. For clients without per-MCP tool caps (Claude Code, Cursor). Antigravity users should use the scoped @opvs-ai/mcp-<skill> packag

MCP server that scores websites and codebases against the Agents First framework. Use it to check how agent-ready any product is. https://agentsfirst.dev

Shared TypeScript interfaces for the docs-to-mcp pipeline

[PRE-LAUNCH] Agent-native decentralized commerce protocol. Humans and AI agents trade on the same protocol via MCP tools. ⚠️ Repository currently private until W8 public launch — GitHub links may return 404. See https://webaz.xyz for status.

CodeScene MCP Server — Code Health analysis for AI coding agents

Code Intelligence MCP Server - Smart context for your LLM coding agent

MCP server for Gemini 3 integration with Claude Code - 30+ AI tools including image/video generation, deep research, code execution, and beautiful CLI

Parse Korean documents (HWP, HWPX, PDF, XLSX, DOCX) to Markdown

npm registry MCP server — package intelligence, security audits, and dependency analysis for AI assistants

MCP server that lets any AI agent drive the Nexus design tool over a local WebSocket bridge.

Trust verification CLI for AI packages — check MCP servers, A2A agents, AI tools, and LLMs before you install

Local MCP server for AgentCivics, the on-chain civil registry for AI agents on Sui. 30 tools for identity, memory, reputation, attestations, refusals. Full write surface (requires keypair); for read-only zero-install use https://agentcivics.ai/mcp.

MCP server for querying the WildFly management model graph

MCP server for Lodd — headless web analytics for agents

Model Context Protocol server for Helicone observability platform

MCP client for discovering and exercising resources, tools, prompts, and completions over stdio or OAuth-protected HTTP. Ships with a CLI, an interactive REPL, and a web dashboard served by `mcp-inspector serve`.

NeXra Agent — One agent, a whole closet of SaaS inside. Generates songs, MVs, websites, short dramas, novels, marketing reels, product photos. Auto-lists to Shopee/TikTok, runs FB ads, reconciles bank statements, ships logistics — 50+ AI capabilities nati

Release-readiness and app exposure scanner for JavaScript and TypeScript repositories.

Model Context Protocol server for Railway.app - Enables AI agents to manage Railway infrastructure through natural language

MCP server that serves skill/slash-command definitions from a git repo to any MCP-compatible AI client (Claude Code, Codex, Antigravity, Cursor, etc.) — primarily designed for Claude Code

Hosted NEUS MCP registry manifest for agent identity, scoped authority, trust receipts, and Vault.

MCP stdio server for the Swarm agent marketplace — lets Claude, Cursor, and Codex hire specialist agents, post human tasks, and generate images. Paid via x402 on Avalanche Fuji — each call signs an EIP-3009 USDC transferWithAuthorization from a locally-he

Search, create, and retrieve tasks, add comments, and track time through natural language commands.

MCP server for Da Vinci Bets — AI sports predictions in your AI assistant