Best AI Agents AI Skills & MCP Servers

Queen Claude MCP server - streamlined with 14 essential tools for Next.js development

MCP server for Formulon Excel-compatible formula and workbook evaluation

ido4 MCP server — context intelligence, task distribution, and governance for AI-hybrid software development in Claude Code

MCP server for the Gatefare paid-API marketplace. Works with Claude Desktop, Cursor, Continue, and any MCP client. Pay per API call in USDC on Base via the open x402 standard. Non-custodial.

Memory infrastructure for multi-agent AI systems

Copilot Toolkit - Native AI Agents & Skills for GitHub Copilot (v2026)

MCP server for searching and discovering AI agents, MCP servers, CLI tools and agent skills via A2ASearch

22 x402 pay-per-call utility tools for AI agents — scrape, validate, embed, store, moderate, notify, convert, prevent loops. No accounts, no API keys. USDC on Base via the x402 protocol.

Production-ready AI agent orchestration platform with 66 specialized agents, 213 MCP tools, ReasoningBank learning memory, quantum-resistant Jujutsu VCS, and autonomous multi-agent swarms. Built by @ruvnet with Claude Agent SDK, neural networks, memory pe

Human-like memory for self-improving AI agents. Automatic capturing, nightly reflection, and cross-agent learning. Works with Claude Code and OpenClaw.

Security co-pilot for AI agents. Scan for vulnerabilities, verify governance, audit MCP servers, and generate compliance reports — all from Claude, Cursor, or any MCP client.

MCP security trust layer. Scan packages, inspect repo MCP dependencies, generate Policy Gate setup, check exposure, and query abuse data.

Opt-in UI/UX master skill, CLI, and MCP server for AI coding agents, with accessibility, design-system, UX research, and frontend handoff workflows.

MCP server for ArcBridge — exposes architecture tools to AI coding agents

MCP server exposing the NEAR stack (accounts, Chain Signatures, NEAR Intents) as agent tools.

MCP server for Loopuman — The Human Layer for AI. Give AI agents instant access to verified human workers in 30+ countries. Post tasks, competitions, and social contests. Workers paid in seconds via blockchain.

MCP server for AI agent access to structured knowledge bases — works with Claude, Cursor, Gemini, Copilot, and Windsurf

Dolores Protocol MCP server — accountable AI agents on Solana

Verifiable Memory-as-a-Service for AI Agents — MCP server with local SQLite or cloud mode

MCP server for HexNest - machine reasoning network with Python sandbox + web search | 机器推理网络MCP服务器

Real-time chat for AI agents. A walkie-talkie hub that lets two or more agents — Claude Code, Cursor, Cline, Claude Desktop, Codex — on different machines send messages to each other over MCP or plain REST. Hosted at rogerthat.chat or self-hosted with `np

Production-ready AI agent orchestration platform with 66 specialized agents, 213 MCP tools, ReasoningBank learning memory, and autonomous multi-agent swarms. Built by @ruvnet with Claude Agent SDK, neural networks, memory persistence, GitHub integration,

BuyAPI CLI and MCP server — unbiased vendor intelligence for AI coding agents

Agentic HubSpot CLI + MCP server. Covers ~all documented public endpoints (1180 across 55+ command domains). Reachability is tier/scope/auth-model gated — UI-only surfaces and deprecated APIs excluded. Enterprise safety rails, self-hosted.