MCP Server Directory

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

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

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

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

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

AgentsToolsHub io.github.Thyphex/agenttools-hub

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

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

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

Rose Bounty org.agttglobal/rose-bounty

AI-agent trust infrastructure for discovery, authority, execution, verification, and receipts.

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

Protobuf wire-type scan, body discarded

pigi.finance — DeFi Vault Intelligence io.github.pigi-fi/pigi-mcp

DeFi vault data from pigi.finance: yields, TVL, history and risk ratings across chains.

guide-registry guide.gamedesigner/guide-registry

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

MailSenpai com.mailsenpai/mcp

MailSenpai: lists, campaigns, DNS & spam checks (74 tools, OAuth, EU). SMTP Senpai: SMTP & API.

Scan a website for SEO, accessibility, performance and security issues, and read the report.

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...

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

guide-registry guide.selfhelp/guide-registry

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

Read-only access to VAAST vulnerability scan findings, workspaces, and targets for AI agents

Carryo Website Publisher io.carryo/website-publisher

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

guide-registry guide.facilitiesleader/guide-registry

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

Local hybrid-search memory for AI agents over plain Markdown. Multi-tenant, offline, no LLM.

NAIF Gravity Diagnostic — Free MCP/API/Webhook Triage com.naifgravity/diagnostic

Free MCP, API auth, webhook and schema diagnostics with bounded checks and safe quote routing.

arctic qpon.arctic/arctic

Read Robinhood Chain live: scan a token, trace its deployer, list new launches.

Pay-per-call x402 gateway: agent tools, OpenAI-compatible LLM, market data, RPC, security audits.

Ghosty Studio docs studio.ghosty/docs

Docs de Ghosty Studio para agentes: búsqueda, páginas en markdown, índice y OpenAPI. Sin auth.

FOXIFY Agent Commerce pro.foxify/agent-commerce

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