Best MCP AI Skills & MCP Servers

Lightning wallet for AI agents. MCP server + CLI. Works with Claude Code, OpenClaw, Cursor, and any agent framework.

Security Proxy for Model Context Protocol — Govern any MCP tool call with ABS Core NRaaS (Non-Repudiation as a Service)

Simple Language MCP server — 99 tools for code intelligence, debugging, build, VCS, and analysis. Native binary, no Node.js runtime needed.

An MCP server that serves information from Braintrust documentation as well as your evals and logs.

Find any AI agent skill or MCP server. Search every registry, install in seconds.

MCP server for GitHub Projects V2 - Ralph workflow automation

MCP server for PayPay (Japan's largest QR wallet). Bilingual (JP/EN) tools for creating QR codes, accepting payments, refunds, and cancellations via the PayPay Open Payment API.

Docs-Agent leverages AI to avoid outdated documentation, fix issues related to comprehensiblity or technical accuracy.

MCP server for Zetrix blockchain with 55 tools - HTTP RPC, WebSocket (protobuf), SDK transactions, Crypto, and smart contract development. Supports stdio and HTTP transport.

MCP Server for AL Object ID Ninja - Assign and manage AL object IDs for Business Central development

MCP server for lousy-agents - provides AI coding assistant tools via the Model Context Protocol

Model Context Protocol (MCP) server for Firefox DevTools automation

Wrap Work IQ HTTP MCP servers as a local stdio MCP CLI.

MCP server that exposes the Langfuse REST API as tools — query traces, observations, sessions, scores, prompts, datasets, and metrics from any MCP client.

MCP server for OpenWeb — the booking-grade reliability layer for AI agents. Self-host with docker-compose for free, OR set OPENWEB_BRAIN_URL + OPENWEB_BRAIN_KEY to point at the hosted brain.

Context-aware tool retrieval for language models - unlock the full potential of LLM function calling without context window limitations or constraints.

MCP server for OurWork — manage jobs, invoices, quotes, and customers from Claude and other AI assistants

MCP Server for Smart Rabbit Fitness - AI-powered workout program generator with text and React output formats

Complete Model Context Protocol (MCP) server for Google Play — 150 tools, full Android Publisher API v3 + Play Developer Reporting v1beta1. Edits, store listings, monetization, in-app purchases, subscriptions, reviews, orders, crash/ANR/error reporting. W

MCP server for atrib. The producer-side cognitive primitive: lets agents sign explicit observations, annotations, and revisions beyond what middleware auto-signs.

Fonestar MCP server - Access Fonestar product catalog via Model Context Protocol

MCP server exposing cellar-door EXIT and ENTRY verifiable markers as AI-native tools

A local context graph for AI coding agents.

Persistent memory and agent lifecycle for Claude Code — because sessions shouldn't start from zero.