MCP Server Directory

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.

Pantry Buddy com.bonbrain/pantry-buddy

Your kitchen in chat: pantry stock, shopping lists, recipes and scanned grocery receipts.

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.

CVE Risk Check app.openkrill/cve

Triage a CVE: how severe it is, whether it is exploited, and how likely exploitation is.

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

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

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

AIOS Public Discovery uk.aios-system/public-discovery

Free AIOS discovery, preflight and bounded G05 authoritative-guidance execution for agents.

Connect AI assistants to the Rubrik Security Cloud GraphQL API to discover, query, and automate.

Dynamic QR Codes com.getdynamicqr/qr-codes

Create dynamic QR codes and re-point ones already printed, with bot-filtered scan analytics.

MCP elicitation anti-patterns: secrets in forms, third-party authorize URLs, credentials in URLs

guide-registry guide.mealprep/guide-registry

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

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

Trent ai.trent/trent

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

guide-registry guide.coachingleader/guide-registry

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

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.

MCP Security & Vulnerability Auditor io.github.Ansarii/mcp-security-auditor

Static AST security scanner detecting command injection, leaked secrets, and SSRF in MCP tools.

Mails.ai — Agent Email ai.mails/agent-email

A real inbox for AI agents: send, receive and thread email, behind a prompt-injection firewall.

Singularity - MCP Discovery & Security Gateway io.github.gaurav-kumar-sinha-060705/singularity

Find, vet, and run MCP tools through a secure audited gateway with prompt-injection risk scoring

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

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

PROME Care Core ai.prome/care-core

Check actions against fixed values using supplied numeric facts. Never authorizes or executes.

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

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

Stemma kitchen.stemma/stemma

Recipes, meal plan, shopping list and pantry from the Stemma iOS app, with per-area OAuth scopes.