Every MCP server in the official registry that has something to show: 61 891 in total, of which 34 920 answered our last handshake and 7 645 are listed as active but do not respond. Sorted by uptime, real installs and the number of tools each one exposes — not by date added.
New to this? What an MCP server is, and what all 61 891 of them expose — written from our own handshakes, not from the specification.
34 920 answering 20 349 with real installs 480 886 tools indexed
Make printable math worksheets with an answer key for a student or a whole class.
Make printable mazes for parents, teachers and puzzle fans as a PDF with an answer key.
Convert MT940 to Excel and CSV, and check that each bank statement adds up.
Print name tags and place cards for an event from a guest list: adhesive name badges, 8 per sheet.
Make printable nonogram puzzles for teachers, students and puzzle fans as a PDF with an answer key.
Make printable recipe cards from your own recipes as a print-ready PDF.
Make rent receipts for HRA in India as one print-ready PDF.
Make a salary slip for an employee in India as a print-ready PDF and an Excel file.
Make a printable setlist for your band's next gig from a pasted song list, with set times and a CSV.
Compare two documents for differences and see each word that changed, not a summary.
Dated events into a timeline
Make a printable weekly schedule from a list of classes, shifts or time blocks.
Base token honeypot/tax/liquidity check via buy-sell simulation. Paid per call: 0.02 USDC (x402).
MCP server for live currency exchange rates and conversion, ISO codes and Chinese currency names.
MCP server for China domestic fuel prices (92/95/98 gasoline, diesel) across 31 provinces with
MCP server for IPv4 geolocation lookup with Chinese output, supports batch queries.
MCP server for China weather: current conditions and multi-day forecast by city name or adcode.
Check npm and PyPI packages exist before install: versions, age, downloads, look-alikes.
Track containers and shipments and make ocean bookings in your Dockflow account.
Scrubline runs a free checklist across every broker we track. Free broker search links with no sign-
BaZi (Four Pillars) calculation from birth date, time, and location via public remote MCP.
Verify a Florida business in official Sunbiz records: status, agent, officers. 0.10 USDC via x402.
Spanndecken (stretch ceiling) price calculator: free non-binding net EUR estimate from the m² area.
Before/after comparison GIFs from two image URLs, by crisp.photos, the free browser photo upscaler
bevGTIN — the beverage alcohol sourcing GTIN confirmation.
Passive security check of a domain: headers, TLS, DNS and email authentication. No login needed.
Find hidden Unicode in text or files: ASCII smuggling decoded, bidi overrides, look-alike letters.
Zero-Trust MCP Firewall, PII Redactor & Cursor 40-Tool Bypass Gateway by Neon Innovation Lab
Flag mid-project scope changes and draft a priced change-order reply. Not legal advice.
Check an x402 payment challenge before your agent pays: network, USDC, amount, payTo, facilitator.
Pay-per-call web page summarizer: $0.01 via x402 (USD₮0, X Layer). Free sampling available.
Human approval for AI agents: one ask, one person, one boolean.
Search the public Dutch event calendar by artist, city, venue, genre and date. Read-only.
FREE check: can AI search engines find, read and trust your web page? Fixes listed per page
Connect a user's Google Calendar, Gmail, Drive, Notion or Slack so your agent reads their data.
A record of every action your agent takes for each person: what, for whom, when, with what result.
Book meetings on each user's own calendar from inside your app. Also email and Slack posts; undo.
Per-user memory, connected accounts, permitted actions and the action record for your agents.
Compute exact min/km, min/mile, and 400m track splits for 5K, 10K, Half Marathon, and Marathon.
Stealth headless fetch (obscura.openmcp.logicsrc.com)
Read any URL as markdown (readm3.com)
Read website audit packages and account entry links. No submission or account access.
Spanish MITECO fuel prices with dates and links: LPG, AdBlue, petrol 95 and diesel.
Flight search with very deep filters, from your assistant. Fla. Seller of Travel Reg. No. ST150266
Estimate AI service costs, setup fees, monthly retainers, overages, and gross margin.
Openbare diensten, prijzen en contact voor AI-begeleiding in Heerlen en Limburg.
Full Agent Swarm API and MCP server with local SQLite storage for multi-agent orchestration.
Search hotels worldwide, compare live room rates, book and pay securely, and cancel bookings.
Apideck Unified API MCP — 330 tools across 200+ SaaS connectors (accounting, CRM, HRIS, ATS).
Generate cloud architecture diagrams, flowcharts, and sequence diagrams.
Check a Base contract, transaction or web page before you act. Free pricing, paid per call in USDC.
Provision an OpenCode workbench and MCP stack on any Linux box, local or over SSH.
Billing proxy for MCP servers. Adds Stripe and x402 crypto payments without writing billing code.
Paid APIs and tokenized shares for agents. Prepaid funding, including authorized Instinct checkout.
Find competitors, trace how they grew, watch what they ship — plus your Search Console.
Source-grounded research for Egyptian public affairs
Package intelligence MCP for AI agents — 22 tools, 19 ecosystems, AGPL SDK, free.
Video analytics for TikTok, Instagram, and YouTube. Track, analyze, and discover content.
Read and author HiveLearn courses, events, quizzes, certificates, resources, leaderboards, tracks.
DeFi interface for AI agents: swap, bridge, yield, lending. Live at syenite.ai.
Free premium UI components in plain HTML, CSS and vanilla JS, for AI coding assistants.
TRON USDT risk: free Tether blacklist check, paid sanctions screen and AML report.
Find APIs and MCP servers for AI agents: auth, free tier, MCP endpoint, docs, last-checked date.
Read-only search of a curated directory of ISO 27001, SOC 2 and compliance services.
Solana transaction diagnosis, simulation, token-risk evidence, and priority fees via x402 USDC.
Concierge MCP for agentic workflows: verified time + drift, uuid, diff, calc, attest, verify.
Financial market context for AI agents, with listed companies' results: www.prereason.com/agents.md
How often Kalshi BTC/ETH/XRP contracts settled YES, counted not forecast, with a public record
One-step legal compliance for vibe-coded apps: privacy, terms, cookie banner and EU AI Act check.
XRPL domains for AI agents — availability, pricing, profiles, portfolio, and register links.
Pinball news, games and editions, designers, places to play and the Hype Index from Kineticist.
Deliberation + live 5-model council divergence over the Omnarai multi-AI attributed corpus.
Exact IBAN, VAT, cron, regex answers; HTML/URL to hosted PDF or screenshot; agent memory; workflows.
GitHub engineering acceleration signals for venture deal flow across 15 sectors.
Agents play Connect 4, Battleship and duels for real USDC. Every move published. First match free.
PayPerByte — per-byte data for AI agents: x402 USDC on Base, EIP-712-attested. No token.
Spec-driven development MCP server: 8 phases, bi-directional traceability, 7 quality gates.
Safety-first EVM and Bitcoin RPC tools for balances, contracts, blocks, and transactions
Sixteen read-only US rate, savings-gap, Fed, card and CD tools with sources and freshness.
Verifiable Flare & Songbird data: validator scores, FTSO accuracy, prices, wallet intelligence.
Biomedical failure intelligence platform for terminated trials and translational analysis.
Open execution contract for agents doing business work. 6 operators, one MIT-licensed spec.
Hosted headless CMS with native commerce: pages, media, forms, products, orders, refunds, discounts.
Email inbox and verifiable ID for your agent: addresses, threads, sending and replies.
Graph-vector memory for AI assistants using FalkorDB and Qdrant
Check whether an LLM model id is deprecated, retiring, or retired, and what to migrate to.
Zero-auth K-12 + early-childhood datasets: Dolch words, TR-EN flashcards, Spanish, creator data.
Federal drug shortages and recalls joined to the federal contracts that buy those drugs.
EPW/DDY weather files - TMY/AMY/CMIP6 morphing, UHI, events, smoke. 3 of 4 tools anon-free.
Deterministic MCP solver for real equation systems (<=6 vars), Krawczyk-certified.
Browse the Tarigri Surgical Instruments wholesale catalog, get quotes and draft order inquiries.
MCP server for Muovi, Argentina's trust-first local services marketplace: find pros, draft tasks.
DXF and PDF/X-4 for AI agents: structured facts, PNG renders, an interactive in-chat viewer.
Check your own sites' pages on Google and request indexing, plus IndexNow, from your AI assistant.
Query any docs site via MCP. Submit a URL, ask questions, get cited answers.
Plan and build a physical body for your AI agent: boards, parts list, assembly and pairing.
Live crypto prices, conversion, gas tracker, portfolio tools, and calculators for AI agents.
Durable, versioned memory for AI assistants. Remote memory needs a Pastepile subscription.
Payments data, revenue workflows, and merchant-application guidance for AI agents, by Easy Labs.
Create and track QR codes, audio codes, menus, and scan analytics for a Qrblox merchant.