Best Ar AI Skills & MCP Servers
1,564 curated Ar skills and MCP servers — install any of them into Claude, Cursor, ChatGPT, n8n, or any AI stack with one command.
Mcp
MCP server for yrdsl.app. Talks to either the hosted API (api.yrdsl.app) or a local self-hosted repo. Lets Claude add, edit, and reserve items on a digital yard sale.
Claude Soul
Give Claude Code a soul — persistent identity, cross-session learning, and evolving cognitive frameworks
Axiom Data
Financial & research data MCP server — SEC filings, DeFi analytics, wallet profiling, academic papers, US macro data, patent search, token sentiment. 30 tools for AI agents.
Mcp
MCP server exposing sensegrep capabilities to AI coding assistants.
Earthquakes
MCP server for earthquake data via USGS Earthquake API — no API key required
Gmail
Gmail MCP server — scope-gated tools + attachment/download path jails + supply-chain hardening. Fork of GongRzhe/Gmail-MCP-Server via ArtyMcLabin's intermediate fork.
Perplexity Webui
MCP wrapper around perplexity-webui-scraper for Perplexity WebUI access
Server Sec
MCP server for Claude Desktop: search SEC filing sections, financial statements, insider trades, institutional ownership, earnings actuals, XBRL metrics, and company lookup.
Datadog
Datadog MCP server for monitoring, metrics, logs, and dashboards
Antigravity Plugin Manager
Antigravity-CLI Plugin. 309 community agent skills aggregated from 13 popular open-source repositories, one-command install.
Ollama Intern
MCP control plane for local cognitive labor — job-shaped tools with tiered Ollama models (instant/workhorse/deep/embed), server-enforced guardrails, and measured economics so Claude can delegate bulk work without losing control.
N8N Nodes Auth Trigger
n8n community node: Real MCP Server Trigger (Streamable HTTP) with Auth0 Bearer token validation
Agentic Devtools
MCP-first devtools for AI agents.
Server
DollhouseMCP - A Model Context Protocol (MCP) server that enables dynamic AI persona management from markdown files, allowing Claude and other compatible AI assistants to activate and switch between different behavioral personas.
Openalex Research
MCP server for OpenAlex API - enabling literature review and research landscaping
Autoremediator
Agentic CVE remediation platform for Node.js. Correlates threat intelligence, applies policy-governed fixes, and delivers auditable remediation outcomes across CI/CD pipelines, agent workflows, and service portfolios.
Querybridge
MCP server connecting Claude Code with MySQL — supports SSH tunnels and multiple databases
Noaa Cdo
Search NOAA CDO stations and datasets, fetch historical weather observations via MCP. STDIO or Streamable HTTP.
Code Council
Multi-model AI code review server using OpenRouter - get diverse perspectives from multiple LLMs in parallel
Cdc Health
Search and query CDC public health data — mortality, vaccinations, surveillance, behavioral risk (Socrata SODA API) via MCP. STDIO or Streamable HTTP.
Zentric Protocol
Prompt injection + PII detection MCP server for AI agents. 22 signatures, 7 languages, ~23ms latency. Signed GDPR Art.30 audit reports.
Adaptive Cards
AI-powered Adaptive Card generator — MCP server + npm library. 9 tools: generate, validate, optimize, template, transform cards for Teams, Outlook, Copilot. Designer preview included.
Gws
MCP server that exposes Google Workspace CLI (gws) as Model Context Protocol tools
Server
Frase MCP Server — The complete content platform for AI agents. Research, write, optimize, and host SEO & GEO-optimized content with built-in AI search visibility monitoring. Includes Frase CMS for auto-optimized web hosting, 95 tools, 9 agent skills, and
About Ar skills on iClaude
iClaude is the universal install layer for AI skills. Every Ar skill on this page can be installed into Claude Code, Claude Desktop, Cursor, ChatGPT, n8n, Codex, and more — using a single copy-paste command. No config drift, no per-stack adapters, no manual MCP wiring.