MCP Category
Security
MCP servers for cybersecurity, authentication, vulnerability analysis, monitoring, compliance, and secure operations.
1112
MCP servers
email-deliverability
io.inboxguard/email-deliverability
Scans and monitors domain email deliverability, including SPF, DKIM, DMARC, DNS blocklists, inbox placement, reputation, alerts, and guided DNS fixes.
Public
TWZRD Agent Intelligence
xyz.twzrd.intel/twzrd-agent-intel
Evaluates x402 wallets and merchants using observed payment behavior, wash-trading signals, reputation scores, and signed trust receipts.
Public
Overwing
ai.overwing/mcp
Evaluates text against configurable safety rules and provides agent policy decisions, approval workflows, compensating actions, and signed action receipts.
Public
runtime
com.formatho/runtime
Offers deterministic developer utilities for encoding, JSON, hashing, JWTs, regular expressions, timestamps, and Ethereum/EVM address, calldata, storage, and unit calculations.
Public
Vigil — an outside witness for AI agents
com.vigilnotary/vigil
Provides signed receipts, hash-chained notarization, leases, watchdogs, journal storage, source verification, and verification utilities for monitoring and controlling agent actions.
Public
GENESIS ProofRelay MCP Verifier
io.genesisre/proofrelay-mcp-verifier
Builds and verifies hash-only evidence bundles, attestations, audit manifests, payment proofs, MCP tool evidence, and readiness or risk signals without signing or certifying external claims.
Public
Innovalyxx Sovereign Edge
io.github.dcvalentino69-ux/innovalyxx-sovereign-edge
Provides agent trust and attestation checks, encrypted memory controls, AI maturity and TEVV assessments, carbon and biodiversity verification, site certification, and transaction evidence verification.
Public
HODLXXI Read-Only
io.github.hodlxxi/hodlxxi-readonly
Exposes read-only agent identity, capability, discovery, reputation, trust-event, signed-receipt, covenant, OAuth, and MCP server metadata with receipt verification.
Public
Investigação Cadastral
io.github.mcp-dir/investigacao-mcp
Performs Brazilian cadastral investigations covering people, companies, ownership ties, vehicles, employment, benefits, credentials, and related records.
Public
ThirdMade Shelf
net.thirdmade/shelf
Offers web scraping and verification utilities, prompt and PII guards, domain and link checks, JSON quality tools, and blockchain-related lookups.
Public
agent-health
work.autonet/agent-health
Monitors owned agent endpoints through DNS verification, HTTP/TLS probes, health checks, heartbeats, alerts, and operational status records.
Public
mcp
xyz.mindjack/mcp
Analyzes Solana memecoins, token holders, wallet networks, insider and KOL activity, rug risk, token identity, liquidity, and sellability.
Public
bidda-compliance
com.bidda/bidda-compliance
Provides source-verified regulatory obligations, jurisdiction comparisons, compliance checks, change monitoring, control mappings, and tamper-evident audit records.
Public
squirrelscan
com.squirrelscan/squirrelscan
Audits websites for SEO, performance, security, accessibility, content, and structured-data issues, with reports and issue tracking.
Public
DeriveAI x402 APIs
io.github.deriveit33z-ship-it/x402-apis
Exposes pay-per-request APIs for market data, web and domain analysis, security checks, language processing, scraping, validation, and other intelligence tasks.
Public
x402-data-gateway
io.github.epistemedeus/x402-data-gateway
Provides paid agent-service discovery, payment and seller preflight audits, web extraction, wallet and transaction inspection, DeFi analysis, and supply-chain security checks.
Public
Hermes Plant — Agent Commerce Assurance
io.github.JesseGdotIO/hermes-plant
Preflights and attests consequential agent actions, verifies signed evidence, evaluates payments and wallets, and provides deterministic financial analytics.
Public
tachyo
ai.tachyo/tachyo
Provides crypto market intelligence, token rug checks, and wallet verification.
Public
WhiteIntel — Ownership Intelligence
dev.whiteintel/whiteintel
Resolves companies and people and maps ownership, beneficial ownership, sanctions, offshore exposure, financials, corporate filings, and related asset records.
Unavailable
SQLGuard — Execution Certificate Firewall
io.github.cabbageandtea/sqlguard
Acts as a fail-closed authorization layer for SQL mutations by issuing, binding, and verifying execution certificates before writes.
Public
Hex.pm MCP
io.github.joshrotenberg/hexpm-mcp
Searches and inspects Hex.pm Elixir packages, documentation, dependencies, releases, health, and dependency security risks.
Public
Apex (smartapex.uk) AI Component Card Store
io.github.mickeyappol-create/apex
Runs read-only code, data, security, release, log, Dockerfile, licensing, quantitative research, and backtesting diagnostics over supplied inputs.
Public
SQLGuard — permission before production writes
io.sqlguard/sqlguard
Provides fail-closed authorization, certificate verification, policy checks, and payment workflows for production SQL writes.
Public
Daystruct
ai.daystruct.api/daystruct
Provides sourced evidence related to software, security, and AI, with requests for specialist assistance.
Public
swiss-army
io.github.Ainode-tech/swiss-army
Provides utility transformations and validation for data, documents, images, time zones, currencies, identifiers, web policies, and secrets.
Public
coderegistry
io.github.hellosg/coderegistry
Analyzes code vaults and repositories for architecture, code quality, dependencies, contributors, security issues, and technical debt.
Public
Seneschal Data
io.github.Rotwang9000/seneschal-data
Provides Monero, Zcash, and Ethereum data services including payment monitoring, DeFi liquidation analysis, MEV intelligence, builder statistics, transaction relaying, and contract risk checks.
Public
NPMScan
io.github.salemalem/npmscan
Scans npm packages and dependency trees for vulnerabilities, malicious install behavior, license issues, maintainer risks, provenance concerns, and remediation priorities.
Public
nslookup
io.github.venomseven/nslookup
Performs DNS, domain, email-security, SSL, hosting, uptime, propagation, and web security checks.
Public
PkgSeek Linux Intelligence
io.github.yeagoo/pkgseek
Provides Linux package, command, distribution lifecycle, repository, migration, and vulnerability intelligence without executing commands.
Public