Best Protocol AI Skills & MCP Servers

MCP server for executing commands in Docker containers

LemonSqueezy MCP server for managing your store from AI assistants

Symbol Delta Ledger MCP Server - Cards-first code context for polyglot repositories

MCP server exposing Windy Word's agent-control surface as 95 typed tools (paste / hotkeys / transcription / recording verbs / audio devices / voice clones / install / Doctor / archive / translation / documents / soul-file).

Knowledge infrastructure SDK for AI agents - universal references, multi-tier caching, storage abstraction, and sync

Text search and replace across files — regex search, multi-file replace, grouped results.

MCP server exposing public instruction workflows as tools, backed by hidden AI agent skills for requirements, orchestration, quality, research, evaluation, governance, resilience, and physics-inspired analysis

MCP server for Roblox Studio AI-driven development — scripts, instances, properties, Luau execution, two-way file sync, and git history.

FaberJS MCP server — AI coding agent integration for Claude Code, Cursor, and Claude Desktop

Package version intelligence — latest version, diff, changelog, audit across npm/pypi/github/gitlab.

MCP server bridging Claude Desktop (or any MCP client) to a running iQSteel / ifc-viewer browser tab via WebSocket.

Model Context Protocol (MCP) server for json2video API integration.

MCP server for Jira Server/Data Center

MCP server for browser automation using Playwright with profile management, page registry, and multi-browser support

Unified observability gateway for AI agents — one MCP server for Prometheus, Loki, and any backend

MCP (Model Context Protocol) client extension for the Pi coding agent — connect Pi to any MCP server

Local MCP relay for browser WebMCP tools via embed iframe and localhost WebSocket

SkyReels MCP server for AI tool integrations.

MCP server for Atlassian Confluence and Jira Cloud APIs

A command-line interface for MCP servers. curl for MCP.

DOOMSCROLLR MCP server — AI agents build owned-audience websites, affiliate storefronts, product drops, newsletters, tickets, and subscriber capture for the audience layer of the AI agent world.

MCP server for BYTE Library — per-byte USDC data feeds for AI agents on Arbitrum. Subscribe to first-party feeds or pay-per-call via x402; every settlement carries an EIP-712 PayloadAttestation receipt. No API keys, no token.

Production-grade MCP servers for Indian APIs - Stocks (NSE/BSE), Banking (IFSC/UPI), GST, Railways, and RTO.

Safari browser automation for AI agents — native macOS, zero Chrome overhead. 80 tools via AppleScript + JavaScript.