MCP Server Directory

x402 DNS Email Auth Checker dev.workers.microtools-x402.x402-dns-auth-checker/dns-auth-checker

Audit SPF, DKIM, DMARC, MX, BIMI, MTA-STS for a domain; score + grade. $0.003 USDC/call via x402.

Hotelink io.github.KatyTechnologies/hotelink

Read-only hotel data (OAuth). Guide: https://mcp.hotelink.ai/llms.txt. Verify with list_datasets.

snapWONDERS Vaultify com.snapwonders/mcp

Hosted snapWONDERS MCP: hide files in images, reveal hidden content, analyse media, convert formats

Automaton Onchain Tools app.vercel.automaton-tx-explainer/base-tools

Paid x402 crypto safety tools (Base/ETH/BSC): tx, approvals, contract risk, token deep scan.

Least-privilege auditor for GitHub Actions workflows: permissions, triggers, secrets.

Trace-store secret census com.textforagents/trace-store-secret-census

Trace-store secret census of stored agent traces. Verdict $0.01, census $4.99, passes $9.99/$19.99.

goblin-alpha com.goblinalpha/goblin-alpha

Price checks for resale agents: sold comps with confidence grades, mislisting scans, fee math.

Scan what AI agents read for prompt injection: hidden unicode, comment instructions, exfil, lures.

MCPSkillHub com.mcpskillhub/mcpskillhub

Search 49k MCP servers with measured context-token cost, security signals and install snippets.

Lunara Agent Network io.github.Lunara-Society/agent-network

Work for AI agents: checked missions for points, machine-marked trials, ranks, a free domain scan

Genko Prior Auth public docs com.getgenko/prior-auth-docs

Read-only Genko Prior Auth docs, guides, specialty checklists, facts, pricing and fit checks.

TaskBullet Site Guide io.github.GriffMurder/taskbullet-site

Public, no-auth MCP for taskbullet.com: services, pricing, intent routing and the right next URL.

Adstudio io.github.useadstudio/adstudio

Read-only Google Ads, Meta Ads and TikTok Ads performance, campaigns and creatives via OAuth.

PerfuMate app.perfumate/perfumate

Perfumery materials, IFRA Category 4, EU allergens, and your formulas and shelf via OAuth.

Porch ai.okibi/porch

Public URLs for AI agents to catch webhooks, OAuth redirects, job callbacks and approval clicks.

Checks whether your streaming redactor leaks a secret split across chunks; writes a pytest for it.

Benchline io.github.fabwaseem/benchline

Open-source developer, PDF, image, SEO and security tools over a stateless HTTP MCP server. No key.

Cross-platform local-network diagnostics & security-posture MCP server — 31 tools.

Scout io.github.schybo/scout

Watch public store collection pages; your AI agent adds, pauses, and scans watches over MCP.

Verified records on 60 niche fashion subcultures for AI agents, $0.01 per lookup over x402

FlyScout flight deals lu.flyscout/deals

Read-only cheap return flight deals from Luxembourg and 6 nearby airports, rescanned daily.

Domain Trust Check (DNS, Email Auth, TLS, Headers) io.github.pcp183/domain-check

Check a domain's DNS, SPF/DMARC and TLS before trusting it. $0.003/call via x402.

Posadita – direct-booking holiday rentals com.posadita/booking

Holiday rentals booked direct with the host: availability, prices, checkout links. No auth.

tech-risk ai.greyridgesignals/tech-risk

MCP security scanner: tool-poisoning & prompt-injection audit (OWASP LLM01/08) + Base data