Best Ar AI Skills & MCP Servers

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

Draft, test, and send Mailchimp campaigns straight from your MCP client — with audience management, subscriber CRUD, and post-send analytics behind safe-by-default send gates. STDIO or Streamable HTTP.

Reduce Claude Code token usage by 70-90% with cross-session memory and four-layer optimization: semantic codebase indexing, PostToolUse tool compression, turn summarization, and session consolidation. MCP server powered by Ollama — zero API calls, runs en

CogmemAi: Autonomous Cognitive Memory for Any Ai System. 95.10% on LongMemEval (top published score on the field's hardest long-term memory benchmark) and 91% on LoCoMo (above human performance). Autonomous memory capture: your Ai's work is saved even whe

MCP server for npm/pnpm/yarn — structured dependency, audit, and script data for AI agents

Decode VINs, search recalls, complaints, crash ratings, and investigations via MCP. STDIO or Streamable HTTP.

Hardened, self-hosted Excalidraw MCP server with SQLite persistence, multi-tenancy, auto-sync, security middleware, and 369 tests

Crypto MCP server and CLI for AI agents: 369 tools for market data, wallets, DeFi, DEX, NFTs, token risk, Solana, prediction markets, and stateful monitoring.

Package Intelligence MCP server for AI agents. Stops hallucinated/malicious package installs across 19 ecosystems (npm, PyPI, Cargo, Go, Maven, NuGet, RubyGems, Composer, Pub, Hex, Swift, CocoaPods, CPAN, Hackage, CRAN, Conda, Homebrew, JSR, Julia). 22 to

Model Context Protocol server for Gradus Notation API. Lets AI agents render music notation, validate input, and search music-theory knowledge — sponsored by Gradus School of Music Composition.

High-performance MCP server and library providing a cloud-native replacement for mcp-server-filesystem. Supports S3, Azure Blob, GCS, and SQLite with VFS cache coherence.

Developer logbook MCP server. Notes, TODOs, reminders, code TODOs over an Obsidian vault. 5 consolidated MCP tools + native CLI. Auto-wikilinks, layered config, Orama search. Works with Claude, Cursor, Windsurf, Copilot, Gemini, Codex.

Korean retail and cinema MCP server, CLI, and Codex Skill for Daiso, convenience stores, marts, Olive Young, and theaters

AI-native Starknet DeFi CLI + MCP Server + Agent Skills — Swaps, multi-swap, batch (multicall), staking, liquid staking (LST), lending, DCA, Troves vaults, confidential transfers, simulation, portfolio, gas abstraction

AI job search CLI + hosted MCP server with OAuth. 128K+ jobs, 1,900+ companies, 40+ ATS. Works with Claude, ChatGPT, Cursor, Windsurf, Codex via hosted streamable-http or local stdio.

Search engine for agent commerce: find, rank, inspect, and call agent-usable APIs via MCP, plugins, skills, and TypeScript

MCP server for n8n (workflows, credentials, nodes, executions, variables, tags)

A mcp server providing standardized tools to perform time and date-related operations

MCP server enabling AI assistants to securely execute SSH commands, transfer files via SFTP, manage port forwarding, and use parameterized command templates with comprehensive security controls

MCP server for AI-assisted Minecraft modding: inspect decompiled source, resolve Mojang/Yarn/Intermediary mappings, diff versions, analyze Fabric/Forge/NeoForge mod JARs, and validate Mixin, Access Widener, and Access Transformer files.

MCP server for InsumerAPI — condition-based access infrastructure. Send a wallet and conditions, get a signed boolean across 37 chains. 27 tools: attestation, wallet trust profiles (49 checks across 27 chains incl. Solana, XRPL, Bitcoin, Tron, Stellar, Su

MCP Server para la API refacil-pay

MCP server for AWS Pricing Calculator — create estimates, get shareable links, and retrieve actual AWS-calculated costs. Supports all 400+ AWS services, EC2 Savings Plans, sub-service resolution, and headless browser cost verification.

Node.js/TypeScript MCP server for AWS Single Sign-On (SSO). Enables AI systems (LLMs) with tools to initiate SSO login (device auth flow), list accounts/roles, and securely execute AWS CLI commands using temporary credentials. Streamlines AI interaction w