MCP Server Directory

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

Protobuf wire-type scan, body discarded

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

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

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

Trent ai.trent/trent

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

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

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

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

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

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

Bulk OCR: Image & Scanned PDF to Text from CSV or Google Sheet io.github.Nero-Engine/bulk-ocr-image-pdf-to-text

OCR every image and scanned PDF linked in an Apify dataset, CSV, Excel or Google Sheet, keeping...

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.

Censys io.github.pipeworx-io/censys

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

Basis Theory MCP by usefulapi io.usefulapi/basis-theory

Read token metadata, applications, audit logs, proxies and usage in the PCI vault.

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

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

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

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.

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

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

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

FOXIFY Agent Commerce pro.foxify/agent-commerce

Hosted x402 preflight for action authority, payment mandate, destination, expiry and replay.

Three-layer firewall for MCP: content, egress and action policy. Proxy or server.

Converts photos or scans of printed sheet music to MusicXML with optical music recognition

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.

Read PDFs locally: text, pages, metadata, scan detection, layout, permissions, render, OCR.