MCP Server Directory

Who can change a Solana program or EVM contract, dependency advisories, scans. Paid per call (x402).

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

Protobuf wire-type scan, body discarded io.github.sadri-dridi/protobuf-ok

Protobuf wire-type scan, body discarded

FlygKollen — Swedish Flight Tracking io.github.jannegpriv/flygkollen

Swedish flight tracking: live status, gates, airport boards, nearby-aircraft ADS-B scan.

明乐智保 MCP（Minglezhibao Insurance Data） io.github.minglezhibao/mcp

中国大陆寿险/分红产品数据：利益演示、保费现价测算、行业指标与竞品对比、需求转介；免费每日 30 次，OAuth 2.1 授权，无需 Key

Scans Agent2Agent (A2A) protocol code for webhook SSRF, missing auth, and credential exposure

Doppler API: projects, configs, secrets listing and download. Needs service or personal token.

Brain Scanner io.github.kevin-lozada-santos/brain-scanner

Recover project context, review recorded decisions, and steer queued work across AI coding agents.

AgentsToolsHub io.github.Thyphex/agenttools-hub

156 paid-per-call JSON APIs for AI agents over x402: calculators, live data, crypto, security, dev.

Censys io.github.pipeworx-io/censys

Censys MCP — internet-scan search over the Censys Platform API (censys.com)

Scan prompts, tool definitions and model output for injection, and guard agent tool calls.

Trent ai.trent/trent

Security reviews, threat models over a repo or website, and remediation tracking, in your editor.

Priority — TypeScript Compiler Intelligence dev.semanticreader/semantic-reader

Stateless TS/JS compiler facts for agents: references, imports, impact. No repo index or OAuth.

Carryo Website Publisher io.carryo/website-publisher

Publish and update HTML websites, landing pages, reports and proposals from AI chat. OAuth sign-in.

WCAG 2.1 AA accessibility scanner (Playwright + axe-core) with grounded, browser-verified fixes.

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.

Cited io.github.entradox/cited-visibility-scanner

AI-answer-engine visibility scans for local businesses, as agent tools

AI API Cost Firewall & Rate Limiter io.github.Ansarii/mcp-rate-limiter

Token guard and rate limiter preventing runaway API cost spikes for OpenAI and Anthropic.

GitHub Actions Security Audit io.github.tylerscomic-lab/github-actions-audit-mcp

Audit GitHub Actions workflows for script injection, unpinned actions and missing permissions.

VulnHunt Security Intelligence io.github.owenkingva-web/vulnhunt

Read-only smart-contract security intelligence for autonomous agents.

guide-registry guide.localleader/guide-registry

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

Commerce preflights, agent run mandates, D365 authorization, and offer checks; no external writes.

guide-registry guide.pokerplayer/guide-registry

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

Scans MCP tool definitions for hidden instructions and confused-deputy sinks