Best Ar AI Skills & MCP Servers

Local-first web intelligence MCP server for AI coding agents

Declarative MCP Server Engine — define tools, resources, and prompts in mcpfusion.yaml. The docker-compose for MCP servers.

MCP server that gives Claude Desktop full access to your email through Mozilla Thunderbird. 12 high-level tools: search, read, compose, reply, attachments, folders.

Low-level CLI to manage Mozilla Thunderbird email from the shell. 38 commands for search, read, compose, reply, attachments, folders, bulk ops. Designed for AI agents.

Axon MCP server — local non-custodial trading terminal for AI agents. ~35 typed Model Context Protocol tools for Hyperliquid perps, Uniswap V3 spot, Aave V3 lending, GMX v2 perps across Arbitrum, Base, Avalanche, Polygon, Optimism. Drop-in for Claude Code

Deterministic QA plugin for Claude Code — CRAP index, Technical Debt Ratio, tree-sitter AST, SARIF 2.1.0, hooks, and a local Vue dashboard.

Model Context Protocol (MCP) server for the A2A (Agent2Agent) protocol compliance test kit. Lets Claude Desktop, Cursor, Codex, and other MCP clients invoke run_compliance / validate_agent_card / list_checks / explain_check / ssrf_check_url as native tool

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

MCP server that gives merchandising agents eyes on any storefront — scrape, audit, compare, roundtable analysis, and eval tracking via 11 tools.

MCP server for AI agent trading — 275+ perpetual markets including TSLA, NVDA, GOLD, SILVER via Hyperliquid HIP-3. Stocks, commodities, crypto, forex. By Purple Flea.

Codebase graph analysis for AI agents — AST + call graph + type graph + hybrid semantic search via MCP

AINative ZeroDB MCP Server - 77 operations for vector search, quantum compression, NoSQL, dedicated PostgreSQL management, files, events, RLHF, and persistent memory for AI agents with enterprise security. All tools annotated with readOnly/destructive/ide

MCP stdio server for HrClaw Market - enables OpenClaw agents to browse agents, skills, and tasks

MCP server for scholarly works, authors, and institutions via OpenAlex API

Agent Output Guard MCP Server - Validate and verify data from other agents before acting on it. Zero LLM costs, pure computation. Solves coordination failures in multi-agent systems.

Enterprise-grade MCP server providing heavily optimized FTP/SFTP operations with smart sync, patch/chunk streaming, caching, and explicit read-only security mappings for AI code assistants.

MCP server for controlling VMware Fusion/Workstation VMs via vmrun CLI

Currents MCP server

MCP Server — unified parallel development platform. Structured startup flow, governed multi-role sessions, audit trail, recovery, dashboard, and report export for Claude Code.

ArcAgent MCP server for bounty discovery, workspace execution, and verified coding submissions

MCP server for agent session recording and replay — debug non-deterministic agent behavior with session comparison and divergence detection

One command gives every AI editor permanent memory. Auto-detects Claude Code, Cursor, Copilot, Windsurf, Continue — writes MCP config + memory rules instantly. Free tier, no credit card.

Intlayer MCP server. Handle MCP to help IDE to use Intlayer. It build, fill, pull, push, dictionaries

Mneme — the memory layer for your codebase. Knows the WHY, the WHAT, the WHERE-IT-BREAKS.