MCP Servers

Expose a company's complete design system (colors, typography, logos, components, guidelines, CSS tokens) to AI tools via MCP. Auto-parses CSS / Markdown / PDF / SVG / fonts; supports marketing vs product contexts with shared overrides; ships 12 tools, 16+ resources under brandkit://, and 4 prompts; stdio + SSE + Streamable HTTP transports. Install via NPM: npx -y brandkit-mcp serve.

MCP server that exposes build123d parametric CAD operations as tools, enabling AI assistants to create, inspect, and iterate on 3D geometry interactively. Renders PNG/SVG views, measures geometry, and exports STEP/STL.

Render music notation (SVG + MusicXML + MIDI) from a JSON score, validate input, analyze MusicXML harmonically, and search a curated music-theory knowledge base. Free, no auth. npx -y @gradusmusic/notation-mcp

AI image generation from text prompts via x402 micropayments on Base. $0.10 USDC per image, paid automatically from your wallet. No API key required. npx coinopai-imagegen

🎖️ - Open MCP-native agent hire protocol — discovery + hiring + reputation layer above x402 payment rails. Find specialized agents, hire them with one function call, settle in USDC on Base. Sub-second sync, on-chain receipts via EIP-3009, zero protocol fee. Live mainnet 2026-05-10.

Python MCP adapter connecting Claude/Cursor/Cline to the OpenAaaS scientific agent network. Submit tasks to remote research agents (literature analysis, materials databases, etc.) — data stays local, only KB~MB results flow. Install: uvx openaaas-mcp-adapter.

Preflight by x402station.io — infrastructure for x402 agentic commerce. Six capability directions (Discover/Evaluate/Pay/Monitor/Recover/Analyze). Agents call it before every PAYMENT-SIGNATURE to detect decoys, zombie endpoints, dead services, and price traps. Tools: preflight ($0.001), forensics ($0.001), catalogdecoys ($0.005), alternatives ($0.005), whatsnew ($0.001), buycredits ($0.50 = 1000 prepaid), watchsubscribe ($0.01) + free creditsstatus/watchstatus/watchunsubscribe. Plus free anonymo

AI consensus market oracle for crypto traders and autonomous agents. 11-signal BUY/SELL/HOLD consensus (RSI, MACD, funding rate, L/S ratio, on-chain flow, Fear & Greed, congressional trading), Polymarket prediction market edges with EV scoring, Grok X crowd sentiment divergence. Ed25519-signed, on-chain verifiable. x402 micropayments at $0.01/call on Base, or 500 req/day free.

x402 Discovery Hub. Search engine for the agent economy with 1450+ services indexed. Pay with USDC on Base via x402.

Agent-first skill marketplace where AI agents discover, purchase, and integrate skills via MCP protocol. Supports 7+ platforms including Claude, hGPT, and Gemini.

Every FIFA World Cup since 1930. 23 tournaments, full squads, knockout brackets, stadium altitudes, hat-tricks. Free tier API.

Durable, agent-native AI runtime with native MCP client + server and A2A support. Rust core for performance, Python authoring for ergonomics. Features graph-based workflows, durable execution, and multi-agent coordination.

A Gin-like framework for building MCP servers in Go. Struct-tag auto schema, middleware chain, auth, tool groups, adapters for Gin/OpenAPI/gRPC, async tasks, Inspector UI.

AI Agent Mission Control with 200+ MCP tools. Manage agents, experiments, workflows, crews, skills, and more via stdio + HTTP/SSE. Self-hosted, open-source (AGPL-3.0). Remote server: https://fleetq.net/mcp

Web content extraction for AI agents. 10 tools: scrape, crawl, map, batch, extract, summarize, diff, brand, search, research. TLS fingerprinting bypasses anti-bot without a browser. 67% fewer tokens than raw HTML. npx create-webclaw auto-configures Claude, Cursor, Windsurf, Codex, OpenCode.

Give AI agents a persistent identity and cross-platform visual style. Includes WOW (Weird Office Workers) random-identity generator with rarity tiers and screenshot-ready share cards. npx -y bling-bag

Wine pairing intelligence for AI assistants. 7 MCP tools for sommelier-grade wine recommendations powered by a proprietary Wine DNA algorithm. Pair wines with meals, ingredients, or recipe URLs. Supports API key and x402 (USDC on Base) payments.

Multi-channel inventory intelligence for Shopify and Amazon sellers. 28 tools for stockout risk, demand forecasts, purchase order lifecycle, and sales analytics. Human-in-the-loop: all write operations create drafts only.

MCP Server for skill4agent - Search, view, and install AI skills in AI conversations.

Domain registration for AI agents. Check availability, buy domains (Stripe or x402 crypto), and auto-configure Cloudflare DNS. Zero setup required.

TickTick MCP server using the official OAuth 2.0 API. Supports creating, listing, updating, completing, and deleting tasks. Includes a natural language skill for automatic task detection in Claude Cowork.

Oracle for AI agents that need to think past obvious answers. One tool, one reading. Free tier included.

MCP server for DigiSign.cz digital signature API — create, send, and manage digital signature envelopes.