Web & software development

Mangomint salon and spa management MCP server: list appointments, book appointment.

Real-browser UI checks and speed audits for coding agents, catching fixes that only hide the bug.

ManyChat chat marketing automation MCP server: list contacts, get contact profile.

Transcript API and MCP for public TikTok, YouTube, Instagram, X, Facebook, LinkedIn, Bluesky videos.

Maps, geocoding and time zones for AI coding agents, on OpenStreetMap, with hard prepaid spend caps.

Geocoding, elevation, IP geolocation and coordinate transforms from the MapTiler Cloud API.

Mapillary MCP — wraps the Mapillary Graph API (graph.mapillary.com)

Review comments pinned to a running frontend, read and resolved by your coding agent.

Codebase intelligence for AI agents — dead code, blast radius, ownership.

Visual builder for React Native and Expo apps. Read and update project design tokens.

Build interactive maps for your website from a chat: places, routes, filters, cards, embed code.

Manage a Marea Alcalina storefront from an AI agent: catalog, products, publishing.

Mariana Tek boutique fitness studio management MCP server: list classes, book reservation.

Comment on AI-generated webpages; feedback flows back to your coding agent. Free, MIT, local-first.

Marine MCP — wraps marine-api.open-meteo.com (free, no auth)

Native macOS markdown preview with MCP server for Claude Code. Swift/SwiftUI, no Electron.

Markate field service management MCP server: create estimate, schedule work order, create invoice.

Render markdown to styled HTML with light/dark/github themes. x402 micropayment.

Convert markdown to clean HTML with headings, lists, code blocks. x402 micropayment.

Live & historical FX rates and currency conversion for AI agents. No API keys.

Live & historical FX rates and currency conversion for AI agents. No API keys.

Market data for AI agents via x402: token safety, DeFi yields, order flow, SEC filings, macro, perps

Compact 18-tool x402 market data server: token safety, Fed odds, DeFi yields, swap quotes, decisions

MarketCheck automotive data: search US/UK listings, predict prices, decode VINs, market history.

MarketCheck API docs for coding assistants: search, endpoint reference, plans. Free, no auth.

MarketMan restaurant inventory management MCP server: list purchase orders, create purchase order.

MarketSharp home improvement CRM MCP server: create lead, update appointment, list jobs, add note.

Market Data App MCP — wraps the Market Data App API (marketdata.app)

Our free Marketgenius investment tools as live, interactive React MCP Apps.

Live crypto + IDX stock market intelligence for AI agents — 19 tools, no API key.

Shared memory for parallel AI coding agents. Local, free, with rooms and file claims.

Agent-agnostic memory backend that preserves continuity between humans and AI over time.

One system around coding agents to run, verify, recover, and hand off software work.

Maryland Code — state statutes by citation.

Mashvisor rental property investment analytics MCP server: run saved search, get property analysis.

Public IP signals (cloud hosting, Tor exits) and Maskbreak API status for fraud checks.

Massachusetts General Laws — state statutes by citation.

MassageBook massage practice management MCP server: book appointment, reschedule appointment.

Access Mastercard Developers APIs, documentation, and API specifications through MCP.

AAD from your coding agent: exact Greeks with MatLogica AADC, and a price traced to its source line

Run sandboxed Python for calculations and PDFs; no other languages, installs or network.

Math.js MCP — wraps the mathjs.org API (free, no auth)

The Matra rich text editor's documentation as an MCP server: every extension, command and API.

Mautic open source marketing automation MCP server: list contacts, merge contacts.

Evidence-backed project memory and checkpoints for AI coding agents.

23 pay-per-call AI APIs for agents: x402, USDC on Base, no API keys.

MBTA MCP — Boston real-time transit via the MBTA v3 API (api-v3.mbta.com)

QR codes for URLs, WiFi, vCards and SEPA payments, plus Code 128 and EAN-13 barcodes.

Measured weekly data on Claude Code and coding agents: costs, plugins, MCP registry, npm, HN, issues

Mediastack MCP — wraps Mediastack API (api.mediastack.com/v1)