MCP Server Directory

Agent Skill & Config Security Audit io.github.tylerscomic-lab/agent-skill-audit-mcp

Scan AI agent skills and configs for hidden Unicode, prompt injection and exfiltration.

Journals every MCP tool call with secrets redacted; with a policy, holds risky calls for approval

ScoreCompute com.scorecompute/scorecompute

38 MCP tools: Rust computation, Discovery, composition, counterexample scans and signed checks.

guide-registry guide.restaurantleader/guide-registry

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

AI-operated. Email authentication reader: six free tools, no key, no signup. dev.workers.rjhsignaltech.ai/spf-dmarc

AI-operated. Free SPF (RFC 7208 count), DMARC, MTA-STS, DMARC rua/ruf readers. Paid audit $29.

guide-registry guide.clinicalleader/guide-registry

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

guide-registry guide.manufacturingleader/guide-registry

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

AurasPay Merchant MCP com.auraspay/merchant-payments

Review AurasPay merchant payments and prepare payment links with scoped OAuth and human approval.

EarningsWatcher com.earnings-watcher/mcp

Options-implied earnings moves, 10y implied-vs-actual history, IV rush/crush, scanner, simulator.

guide-registry guide.churchleader/guide-registry

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

PYRESEC - AI Code Security Auditing io.github.renaat-s/pyresec-agent

AI code security audits via x402 USDC: $0.01 scans, $0.50 audits, $5 auto-fixes. SAST/SCA.

guide-registry guide.startupleader/guide-registry

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

RAKUDA Atlas co.rakuda.atlas/atlas

Search Japanese companies, departments and hiring signals; export CSV/XLSX with authentication.

Apollo Invoicing io.github.404-studio/apollo-invoicing

Manage Apollo invoices and customers with entity-scoped OAuth and optional read/write access.

Rust Crate Security Advisories — buy per-query in-session (rustsecwatch) com.a2awire/data-rust-security-crate-vulnerability

Rust crate vulns: CVEs, patched versions. $0.01/query. Register in-session — free testnet funds.

HTTP 401 unauthorized io.github.sadri-dridi/http-401

Meaning of HTTP 401.

SYMBaiEX Evidence MCP com.symbaiex.www/evidence

Authenticated public evidence search, verification, research jobs, exports, and webhooks.

guide-registry guide.constructionleader/guide-registry

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

guide-registry guide.selfhelp/guide-registry

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

guide-registry guide.scienceleader/guide-registry

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

Debian Security Advisories — buy per-query in-session (debianwatch) com.a2awire/data-debian-security-advisory-dsa-linux

Debian Security Advisories (DSA). $0.01/query. Register in-session — free testnet funds.

guide-registry guide.peopleleader/guide-registry

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

FreeToolHub io.github.cavan1977/freetoolhub

44 calculators for AI agents: US tax, finance, business + an MCP engineering & security suite.

guide-registry guide.counselor/guide-registry

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