MCP Server Directory

Helius io.github.pipeworx-io/helius

Helius MCP — deeper Solana wallet/asset data than solscan (helius.dev)

Launch Ready io.github.ochodigits/launch-ready

Pre-launch website QA: deterministic rule-based scans, readiness score, and blockers for agents.

PyPI: Python package versions, summaries, authors and release files - keyless.

ReplyLayer ai.replylayer/replylayer

Safe email for AI agents: a mailbox with inbound scanning, outbound checks and human review.

Monolithos ai.monolithos/cloud-memory

Recall authorized Vault notes with keyword and hybrid search, original excerpts, and source paths.

DomainDNA: Tech Stack Detector, WHOIS & Domain Age API io.github.shawmena-dotcom/domain-intel

DomainDNA: a domain's tech stack, email security (MX/SPF/DMARC), TLS expiry and age in one record.

Edgaze ai.edgaze/edgaze

Find and run AI workflows from the Edgaze marketplace in your agent. Sign in with OAuth.

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

Agent Experience Network Live Preflight io.github.solargptnz-dev/agent-experience-network

Check public MCP reachability, protocol handshake, auth and tool schemas before connecting.

Esma Firds io.github.pipeworx-io/esma-firds

ESMA FIRDS + MiFID authorisation register — the EU's Financial Instruments Reference Data System…

VAREXIS-INDEX - Source-linked evidence tech.varexis/varexis-index

Free evidence: 12 guides, 3 distinct read-only MCP contracts; optional local checks. No authority.

Norway's church books, censuses and scans, National Library books, and place names.

OrionCMD Checks com.orioncmd.api/checks

Domain threat checks, a 30-day domain watch, TLS/DNS/email-auth checks and a $2 site audit (x402).

Scans MCP server tool definitions for excessive agency, injection sinks, hardcoded secrets

Keychain-backed secret broker: an AI agent can use your keys, but no tool ever returns one.

Scans MCP server auth code for OAuth 2.1 anti-patterns: token passthrough, missing audience

Barcode Tools (decode, render, GTIN validate) io.github.appvantagelabs2-a11y/barcode

Decode, render, validate barcodes: QR, DataMatrix, EAN, UPC, PDF417. All tools free, no auth.

Sfda Drugs io.github.pipeworx-io/sfda-drugs

SFDA Drugs — Saudi Food and Drug Authority drug data

RegSentry Website Tracking Inspector com.regsentry/tracking-inspector

Inspect authorized website tracking, compare consent observations, and get remediation guidance.

ScrapeMole Domains dev.pages.scrapemole/domains

Pay-per-call x402 DNS, WHOIS/RDAP, availability, email security, SSL check, CT subdomains.

Offline full-text search over the HackTricks security wiki, synced every 3 days.

Agent Card Health Check io.github.kadopi/agent-card-health-check

Free no-storage MCP that checks A2A Agent Card connection readiness for authorized targets.

MCP server for SecObserve: triage findings, import scan reports and SBOMs, generate VEX.

syn.tax de.syn-tax/syn-tax

German tax-firm workflows: clients, deadlines, documents, time tracking and DATEV data via OAuth.