Best LLM AI Skills & MCP Servers

Batch file reading — multiple files in one call, deduplication.

MCP server for Expo documentation - reads local .mdx files for blazing fast performance. Works out of the box with zero configuration.

A tiny TypeScript approval gate for AI tool calls, MCP tools, and human-in-the-loop workflows.

MCP server for crawling and indexing web documentation - works with any website

CLI tool that installs and manages AI agent skills, MCP tool routing, and workflow configurations.

CrawlForge MCP Server - Professional Model Context Protocol server with 23 web scraping, crawling, and content processing tools. Defaults to local Ollama for LLM extraction (no API key needed); OpenAI/Anthropic available as opt-in. v4.0 adds Markdown-firs

Professional Model Context Protocol server for Google Gemini AI models with enterprise-grade features

Validate data — JSON syntax, JSON Schema compliance, TypeScript type checking, lint rules.

TypeScript client SDK for Undisk MCP — undo-first versioned file storage for AI agents

Model Context Protocol server for Helicone observability platform

MCP server for SharedMemory — persistent AI memory for any tool

Reusable MCP (Model Context Protocol) server module for NestJS applications

A TypeScript library for selective context access, visibility control & safety enforcement for LLMs

Recursive Language Model - Process documents larger than LLM context windows

VibeCheck MCP — the code intelligence layer for AI-built software, wired into your agent. Truth-grounded, runtime-aware, multi-agent. 16+ verification engines, runtime probes, and live truthpack context for Cursor, Claude, Windsurf, and any MCP-compatible

BlockRun MCP Server - Give your AI agent web search, deep research, prediction markets, crypto data, X/Twitter intelligence. Paid via x402 micropayments.

Heading-aware Markdown chunking for documentation embeddings

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

Official Helius MCP Server - Complete Solana blockchain data access for AI assistants

MCP (Model Context Protocol) server providing AI coding agents with universal, language-agnostic development rules. Includes coding standards, testing workflows, git conventions, plan creation/execution protocols, and intelligent project analysis for auto

MCP-сервер поверх INSO Error Logs Service. Read-only tools (search, analytics, fingerprinting, correlations) для подключения Claude Desktop/Code и ChatGPT к логам ошибок. Streamable HTTP transport + stdio для npx-запуска.

Model Context Protocol (MCP) server for interacting with Node-RED

MCP server that wraps the OpenCode AI headless server API — 80 tools, 10 resources, 6 prompts with multi-project support for any MCP client

Model Context Protocol (MCP) server for TestRail integration, enabling LLMs to fetch test cases and metadata.