MCP Server Directory

DomainDNA dev.workers.cybermax-tools.cybermax/domaindna-api

Tech stack, email security (SPF, DMARC, MX provider) and domain age API + MCP. 25 free domains/day.

Connect AI assistants to the Rubrik Security Cloud GraphQL API to discover, query, and automate.

Clair org.dpdns.clair/clair

Audits AI-built websites for France and Belgium: cookies, GDPR, legal pages, exposed keys, security.

Dynamic QR Codes com.getdynamicqr/qr-codes

Create dynamic QR codes and re-point ones already printed, with bot-filtered scan analytics.

AIOS Public Discovery uk.aios-system/public-discovery

Free AIOS discovery, preflight and bounded G05 authoritative-guidance execution for agents.

WhyVault io.whyvault/vault

Shared Markdown memory that every AI assistant can read and write. Hosted in the EU.

MCP server for AlienVault OTX: pulses, indicators. Free key.

Singularity - MCP Discovery & Security Gateway io.github.gaurav-kumar-sinha-060705/singularity

Find, vet, and run MCP tools through a secure audited gateway with prompt-injection risk scoring

Mails.ai — Agent Email ai.mails/agent-email

A real inbox for AI agents: send, receive and thread email, behind a prompt-injection firewall.

PROME Care Core ai.prome/care-core

Check actions against fixed values using supplied numeric facts. Never authorizes or executes.

kdpcheck com.edgethirteen.www/kdpcheck

Scan manuscript text for AI-slop prose patterns before publishing to Amazon KDP.

Castle MCP by usefulapi io.usefulapi/castle

Investigate security events and manage the allow/deny lists an analyst acts on.

guide-registry guide.mealprep/guide-registry

Read-only Bicycle Guide registry: published guides, homes, taxonomy, capability spine. No auth.

Web Content & URL Tools ai.avaloncompany/web-content-url-tools

26 tools: web pages to Markdown, metadata, tech stack, SSL, SEO, domains, email auth and SSO checks.

Ny Authority Debt io.github.pipeworx-io/ny-authority-debt

ny-authority-debt — New York public authority debt issuance.

MCP Trust & Tool-Poisoning Audit io.github.tylerscomic-lab/mcp-trust-audit-mcp

Audit MCP servers for tool poisoning and shadowing. Scan a remote server by URL or paste its tools.

Finds the 12 author-side privacy duties your plugin PHP breaks, with the article and the fix on ever

Save This One io.github.yemyat/save-this-one

Save, search, read, tag, and organize your bookmarks from AI assistants with OAuth sign-in.

Stemma kitchen.stemma/stemma

Recipes, meal plan, shopping list and pantry from the Stemma iOS app, with per-area OAuth scopes.

Manage Microsoft 365 in natural language with PnP PowerShell and author PnP PowerShell scripts.

Kaminari Ad io.github.kaminari-ad/mcp

Real-device ad verification: malvertising and cloaking scans, AI policies, alerts, webhooks.

FMCSA Carrier Intelligence io.github.KMCTO/fmcsa-carrier-intelligence

US carrier vetting on FMCSA data: authority, insurance, safety, identity links. Pay per call (x402)

AlphaProve io.github.Bogzx/alphaprove

Backtest trading ideas and inspect strategies, trades and results. OAuth; invite-only beta.

PlateQuery MCP — US License Plate & Vehicle Information com.platequery/plate-api

License plate lookup for AI agents: plate messages and ALPR history via PlateQuery. OAuth 2.1.