MCP Server Directory

Moltline Shopify Prep com.moltlinestudio/shopify

Check a product CSV, handles, variant matrices and metafield keys. 4 of 6 free.

Hookden dev.pages.hookden/hookden

Webhook capture bins for agents: get a URL, wait for webhooks, set replies, verify signatures.

password-hashing-and-jwt-service ai.getvda/password-hashing-and-jwt-service

Password Hashing and JWT Service

compute.pangle.online — GPU rental market online.pangle.compute/gpu-rental-market

Live GPU rental market: 2,500+ offers across a dozen provider feeds. History, watches, limit orders.

Play ranked FluxDots matches against humans on a shared Elo ladder. Zero-dependency stdio server.

observable-backend-stack-generator ai.getvda/observable-backend-stack-generator

Observable Backend Stack Generator

Nolt io.nolt/nolt

A collaborative place for user requests: collect feedback, plan work, keep users in the loop.

USASpending.gov com.1102tools/usaspending-gov-mcp

USAspending.gov contracts, grants, loans, subawards, recipients, agencies, and federal accounts.

catalog com.nontoxicnook/catalog

Read-only tools over an independently vetted catalog of non-toxic home and baby products.

encrypted-langchain-session-agent ai.getvda/encrypted-langchain-session-agent

Encrypted LangChain Session Agent

InkSeal net.inkseal/inkseal

Send documents for signature: upload, place fields, draft, and send once a human agrees.

Otto Intel services.ottoai/otto

Otto AI hosted MCP: 16 pay-per-call market-intelligence tools, USDC via x402 on Base, no API keys.

Autosophia Solana Lens io.autosophia/solana-lens

Screen tokens, inspect wallets, simulate transactions, price priority fees. $0.02 in USDC.

Federal Register com.1102tools/federal-register-mcp

Federal Register proposed and final rules, notices, executive orders, and FAR cases. 8 tools.

neo ai.neocapital/neo

Portafolio argentino consolidado, precios BYMA en vivo, cauciones y ordenes. Solo lectura.

SVG AI org.svgai/svg-ai

Generate and vectorize clean, editable SVG graphics from text, images, or both.

Fly Where To? com.flywhereto/mcp

Worldwide nonstop flight routes from Wikipedia: airports, destinations, connections, airlines.

SigRank — AI Operator Benchmarking com.signalaf/sigrank

SigRank benchmark MCP: cascade metrics, leaderboard, operator profiles, simulation, diagnostics.

HasData Airbnb com.hasdata/airbnb

Airbnb stays by location and dates, and full listing details, as structured JSON.

policy-gate dev.workers.3labsio.policy-gate/policy-gate

Deterministic allow/require_approval/deny verdicts for agent actions, before they happen.

ASO Skill com.asoskill/aso-skill

Current App Store rankings, keyword metrics, app metadata, and credit balances for AI agents.

kanonik ai.kanonik/kanonik

Governance runtime for compliance: verified, human-approved writes to a tamper-evident record.

More Good Reviews com.moregoodreviews/project

Manage customers, reviews, requests, and reputation for one More Good Reviews project.

zdte.ai SPX Market Structure ai.zdte/market-structure

SPX 0DTE dealer market structure: GEX, walls, gamma flip, regime, flow. Free preview; pay per read.