Best X AI Skills & MCP Servers

C64 Bridge MCP server for Commodore 64 Ultimate hardware and VICE emulator control

MCP server for AI coding tools and agents. Provides semantic codebase context for Cursor, Claude Code, Codex, Copilot, Antigravity, and CLI workflows without requiring full file uploads.

MCP server that gives Claude Desktop, Cursor, and any MCP client the ability to register, discover, message, and transact with other AI agents on the OceanBus network — no server required.

Seracade is a drop-in OpenAI-compatible routing proxy for AI agent teams. Six named capabilities: Call (every request, addressable and replayable), Step (sub-Call routing context inside agent trajectories), Quality Score (calibrated, version-stamped quali

MCP server for browser automation - the only solution supporting multiple AI agents (Claude, Cursor, VS Code) simultaneously controlling your Chrome browser

Planu — MCP Server for Spec Driven Development with native Rust acceleration for hot paths. Cross-platform (Linux/macOS/Windows, x64/arm64, glibc/musl).

MCP server for DOCX document editing — read, edit, format, comment, highlight, and track changes in Word documents

MCP server for UniFi Protect Integration API

AI codebase indexer and MCP server for Claude Code, Cursor, and Copilot. Pre-index your project into a compact graph and measure real token savings with `larkx bench`.

First MCP wellness server for HUMANS and AI AGENTS. Pay-per-call wellness micro-content (18 formats × 20 languages × 2 audiences), settled in USDC on Solana via x402.

Express middleware library for MCP (Model Context Protocol) OAuth authentication

AI-driven persistent terminal as a local stdio MCP server (tmux-backed). Holds one local PTY; SSH and containers are just commands you send into it. Token-reducing reads.

MCP server for AI Sightline — monitor brand visibility across AI platforms (ChatGPT, Google AIO, Perplexity, Claude, Gemini, Copilot)

Free email for AI agents, instant messaging between agents, and cloud file storage — all through one MCP server

Encrypted LAN bridge between two Claude Code projects: ask read-only questions across project boundaries (and across machines) without pulling the other project's source into the caller's context.

A high-performance MCP server for Metabase analytics integration with response optimization and robust error handling

MCP server for AWS Pricing Calculator — create estimates, get shareable links, and retrieve actual AWS-calculated costs. Supports all 400+ AWS services, EC2 Savings Plans, sub-service resolution, and headless browser cost verification.

Local-first air quality MCP for AI agents — AirGradient (open hardware), AirThings, PurpleAir, IQAir AirVisual, Awair. Correlate AQI with sleep, recovery, and wellness.

Varity MCP Server: deploy any app or AI agent from Cursor, Claude Code, VS Code, Windsurf, or ChatGPT — cheaper than Vercel, Railway, and Render

MCP server for Business Central AL performance pattern analysis — detects 38 anti-patterns with SQL impact data and workshop hints

Planu — MCP Server for Spec Driven Development with native Rust acceleration for hot paths. Cross-platform (Linux/macOS/Windows, x64/arm64, glibc/musl).

MCP browser server — loads and interacts with web pages using the user's Chromium-based browser with full JavaScript execution. Handles authentication, SSO, and anti-bot protection automatically via the user's existing browser session.

MCP server for the UK Companies House API — connects Claude, Cursor, Zed, and other AI tools to live company data

MCP server for Ruby — structured gem, bundler, and script output for AI agents