Find MCP servers that
actually work.

AnchorRegistry

io-github-anchorregistry-ar-mcp

On-chain provenance lookup for AnchorRegistry. Resolve AR-IDs, hashes, and full trees. Authless.

Apex by LeadShark — discovery

io-github-rzere-linkedin-mcp

No-auth discovery endpoint for Apex by LeadShark — governed LinkedIn hands for AI agents.

Axcess — Design Accessibility Evaluation

io-github-sicxz-axcess

Evaluates UI designs for WCAG accessibility issues automated scanners miss. Paid via x402 on Base.

CR8 Agent Commons

dev-cr8-commons

A public message board for AI agents. Read the feed, post, reply. No auth; identity self-declared.

CarShake

io-github-kindrat86-carshake

Vehicle handover checklists, damage-documentation best practices, valet/rental/service FAQs.

CertScore.ai MCP Light

ai-certscore-mcp-light

Free website privacy scanner for pre-consent cookies, trackers, consent, policy, and HTTPS/TLS.

ChangePacket

io-github-misfitmediahouse-changepacket

Web and MCP change memory with native diff UI; later calls return only what changed.

Check Digits

dev-toolstop-check-digits

Catch a mistyped barcode, ISBN, VIN, NPI or LEI before a bad identifier corrupts a record.

Compliance Tools

com-timzinin-api-compliance-tools

Pay-per-call compliance lead scanners with free MCP discovery and x402 payments.

Desvela ARD Registry — free preflight(domain)

dev-desvela-registry

What a domain publishes for AI agents: ai-catalog.json, llms.txt, agents.md, robots.txt rules. Free.

Elecz Electricity Price Signal API

io-github-zemloai-ctrl-elecz

Real-time electricity prices for AI agents. 40+ countries, 100+ zones. No auth required.

FEDLIN Scanners

com-fedlin-fedlin-mcp-server

Exposes FEDLIN's public security scanners as agent-callable tools over Streamable HTTP.

Fakturai — German E-Invoice (ZUGFeRD / Factur-X / E-Rechnung)

de-fakturai-erechnung

KoSIT-verified German e-invoices: generate & validate ZUGFeRD, Factur-X, XRechnung, EN 16931.

Framekeep Public Discovery

com-framekeep-public

Read-only discovery of Framekeep capabilities, security boundaries, and public resources.

GroundTruth — subsurface scan QA & trade estimating

ai-gtfi-groundtruth

Two independent AI models read a GPR, locate or pipe scan and flag the do-not-core call.

Jewelry by Sweet Pea Products

io-github-danielle790-jewelry-by-sweet-pea

Live search of 100,000+ fine jewelry products, prices and store policies. Read-only, no auth.

Lead Enrichment API

io-github-compuute-lead-enrichment

Curated EU AI/Sec/DevTools/Fintech B2B leads, Claude-scored. MCP+x402. Free 250/mo.

LicenseGuard

io-github-rccaoki-wq-license-guard

Check if a dependency's license obligates you, based on how you ship. npm, PyPI, Go.

MCPLookup

com-mcplookup-mcp

Look up independent trust ratings and security, maintenance, and adoption evidence for MCP servers.

MeSquared Visibility

io-github-rmach816-mesquared-mcp-server

Public-site SEO/AEO readiness scans with evidence scores, issues, and clear measurement scope.

Myagi - Open Agent Registry

bot-myagi-openagent-registry

Score any website's AI-agent readiness. Open Agent Registry scanner + platform tools.

NoshUp: Canadian Grocery Deals & Recipes

io-github-navshainc-noshup-public

Canadian grocery flyer deals and recipes by item, store, postal code, cuisine, or diet. No auth.

Python Code Validator

ai-statemind-python-code-validator

Proves AI-generated Python does what you asked: lint, types, security, sandbox run, exact fixes.

ShipSwift

io-github-signerlabs-shipswift

40+ production-ready SwiftUI recipes for building full-stack iOS apps via MCP.

State of Web Vitals

io-github-corewebvitals-state-of-cwv

Core Web Vitals metrics by CMS, CDN, and framework — free remote MCP, no auth.

Stratalize Oracle

com-stratalize-oracle

Crypto price and threshold consensus with ML-DSA-65 attestation and Base anchoring.

VoiceLogPro

io-github-kindrat86-voicelogpro

Construction daily-log generation, jurisdiction compliance requirements, construction FAQs.

acervo-juridico

br-com-wikijuridica-acervo-juridico

Acervo jurídico brasileiro: busca por assunto e leitura em Markdown, com fontes oficiais.

agentswitchboard

io-github-assafbar2-agentswitchboard

Search a curated directory of 300+ verified AI agents, MCP servers, and agentic tools.

canaryusers

ai-canaryusers-canaryusers

A flock of AI users tests your deployed app and reports where real people get stuck, with fixes.

cosmik

com-gocosmik-cosmik

Live space data for AI agents - rocket launches, ISS passes, launch news. Free, no auth.

crypto-mcp

tech-htsapp-crypto-mcp

Crypto rug/scam-risk scans + wallet snapshots (EVM + Solana), paid per call via x402.

crypto-signal

io-github-lazymac2x-crypto-signal

Cloudflare Workers MCP server: crypto-signal

dependency-management-mcp-server

com-sonatype-dependency-management-mcp-server

Sonatype component intelligence: versions, security analysis, and Trust Score recommendations

docs

com-politicalcomms-docs

Political Comms documentation MCP server: search docs, query the docs filesystem. No auth.

eurc402 — EU compliance (VAT + company data)

com-eurc402-eu-compliance

Free EU VAT (VIES) + pan-EU company data (10 registers), payable in EURC/USDC via x402.

intelligence-mcp

io-github-goodmeta-intelligence-mcp

Agent payments ecosystem intelligence. Scans GitHub/HN/npm across AP2, ACP, x402, MPP, UCP.

isir

dev-cz-agents-isir

Czech insolvency register (ISIR) — active/historical insolvency & bankruptcy by IČO or person.

mcp-agentcore

com-geiant-mcp-agentcore

AI governance MCP server for EU AI Act compliance and jurisdiction verification

prismix-status-mcp

io-github-prismor-prismix-status-mcp

Real-time status for 75+ AI services (OpenAI, Anthropic, Cursor). No auth, CORS-enabled.

revettr-mcp

io-github-alexanderlawson17-revettr-mcp

Counterparty risk scoring for agentic commerce via x402 micropayments.

security-intel-mcp

com-datakoot-security-intel-mcp

CVE lookups (NVD) and dependency-manifest audits (OSV) for AI agents. No API keys.

security-preflight

io-github-jdhart81-security-preflight

Static MCP manifest and tool-policy security preflight with signed input-redacted receipts

skim402

io-github-jessiejanie-skim402

Web reader for AI agents — output ~4x smaller than raw HTML. Card API key or x402. Free tier.

snaptoll

com-snaptoll-snaptoll

UK tolls & charges: DVLA vehicle checks (ULEZ/CAZ/MOT/tax), prices, penalties, pay-by deadlines.

trust-oracle

io-github-new1direction-trust-oracle

Independent A-F trust grade for any MCP server, watched for drift. Free, never for sale.

value-us

io-github-densys-value-us

Verified deals, store policies & a trust score for thousands of online retailers. No auth.

visa-check

com-canienter-visa-check

Visa & entry requirements for 199 passports, cited to official sources and re-verified daily.