Best X AI Skills & MCP Servers

MCP server for Hacker News — feeds, threads, users, and search via Firebase and Algolia APIs

MCP server that exposes documentation search tools for AI assistants

Lightweight pre-commit safety gate for AI agents. Answers 'is this change safe?' with PASS/WARN/BLOCK verdict in seconds. Zero setup, no database.

A-Team MCP Server — build, validate, and deploy multi-agent solutions from any AI environment

Browser-adapted MCP TypeScript SDK - Dynamic tool registration for W3C Web Model Context API and AI agent integration

MCP server for Microsoft Dataverse API

Turn any structured content into a static MCP (Model Context Protocol) server

Slack MCP without OAuth. 21 tools (16 read/write Slack + 2 workflow profile primitives + 3 hosted-brain upgrade stubs). Free OSS or hosted (free tier no card; $9/mo Pro = unlimited; morning DM rolling out Q2 2026).

Agentic production system for Ableton Live 12 — 465 tools, 56 domains, 44 semantic moves. Device atlas (5264 devices, 120 enriched, 7 indexes), Splice intelligence (gRPC + GraphQL describe-a-sound + preview + collections + presets), 9-band spectral percep

CSP AI Agent MCP Server - Centralized AI tools distribution and management

MCP server and CLI tool for interacting with the Wayback Machine without API keys

MCP Server for SearxNG Bridge

Knit — second brain for any MCP-speaking AI coding agent (Claude Code, Cursor, Codex CLI, Cline, Continue, GitHub Copilot). Per-project memory, tier-routed workflow protocol, parallel team worktrees.

An arXiv MCP server for searching and retrieving academic papers.

Universal AI CLI extension manager - install MCP servers, plugins and skills across Claude Code, Gemini CLI and Codex in one command

MCP server for UK company intelligence — search, directors, filings, financial accounts (iXBRL), website-vs-Companies-House legitimacy verification, and health scoring

On-device memory layer for AI agents. Claude Code, OpenClaw, and Hermes. Hooks + MCP server + hybrid RAG search.

Typescape MCP server for review, finding, and rules workflows in external agent harnesses

MCP Server for Arknights PRTS Wiki & game data (TypeScript / Streamable HTTP)

MCP server for Figma design integration with AI coding tools

Code-aware browser testing agent — reads your codebase, understands functionality, tests every element, reports with screenshots. Works as MCP server for Cursor/Claude Code or standalone CLI.

MCP server and CLI tool for interacting with the Wayback Machine without API keys

MCP server for Telegram userbot — messages, media, reactions, polls & more. Built on GramJS/MTProto.

CLI + MCP server for Fluxra — scrape comments, generate viral hooks, run AI research from the terminal or any MCP host (Claude Desktop / Code, Cursor, OpenClaw).