MCP Server Directory

guide-registry guide.constructionleader/guide-registry

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

AgenTrux com.agentrux/agentrux

Authenticated event topics for agent-to-agent messaging with per-agent credentials and audit logs.

AARF Utility Network org.qolapps/aarf-utility-network

Paid AI utilities for web comparison, code checks, document extraction, security, and research.

Project Fingerprint com.projectfingerprint/personal-context

Personal context and preferences for AI via OAuth-approved profile sections and taste data.

Castle MCP by usefulapi io.usefulapi/castle

Investigate security events and manage the allow/deny lists an analyst acts on.

Alkemata Knowledge Gateway com.alkemata/public-knowledge

Read Alkemata articles and maps; submit reviewed proposals; create map content with authorization.

AgentsToolsHub io.github.Thyphex/agenttools-hub

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

Trent ai.trent/trent

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

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

Protobuf wire-type scan, body discarded

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...

guide-registry guide.restaurantleader/guide-registry

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

WebStartHub services com.webstarthub/services

Public services, guide/FAQ search and estimates. Inquiry drafts require scoped authentication.

TheRundown Documentation MCP io.github.TheRundown/documentation

Official TheRundown API documentation search. No live data or authenticated Product API calls.

guide-registry guide.firstresponder/guide-registry

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

Triggers GuardBee scans, queries findings, AI-assisted remediation guidance

guide-registry guide.peopleleader/guide-registry

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

guide-registry guide.officeleader/guide-registry

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

A local, permissioned MCP agent for authorized developer workstations.

numberRank dev.numberrank/numberrank

Is a phone number VoIP or a real carrier line? Line type, score and grade, free, no auth.

Rust Crate Security Advisories — buy per-query in-session (rustsecwatch) com.a2awire/data-rust-security-crate-vulnerability

Rust crate vulns: CVEs, patched versions. $0.01/query. Register in-session — free testnet funds.

guide-registry guide.thetalk/guide-registry

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

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

Kanbai — public project templates and SOPs app.kanbai/discovery

Read-only access to Kanbai's public project templates and SOPs. Public, no authentication.