MCP Server Directory

Akhilucky/AI-firewall

Multi-agent LLM security layer detecting prompt injection and jailbreaks.

pipeworx-io/mcp-airports

Airports MCP — wraps AirportGap API (free, no auth required), plus a D1 copy of the OurAirports…

pipeworx-io/mcp-airquality

Air Quality MCP — wraps air-quality-api.open-meteo.com (free, no auth)

pipeworx-io/mcp-alienvault-otx

AlienVault OTX MCP — Open Threat Exchange (free with key)

theYahia/amocrm-mcp

MCP server for amoCRM API — leads, contacts, pipelines. Auth: Bearer token.

pipeworx-io/mcp-anilist

AniList MCP — wraps AniList GraphQL API (free, no auth)

pipeworx-io/mcp-animequotes

AnimeQuotes MCP — wraps animechan.io (free, no auth)

bvenkata/mcp-api-connect

Protocol- & auth-agnostic API connector: SOAP/REST behind any auth, config-driven. Lib/API/MCP.

melavern/api-key-case

Local MCP tools for secret status and guarded deployment. Values never reach the agent.

apilocker/apilocker

Encrypted credential vault: LLM, service & OAuth keys. 21-tool MCP server for your AI agent.

contentasoftware/appledger

Plain-English security checks for AI-built apps (Trivy + Opengrep), with fix requests for agents

ictechgy/apsa

Local, evidence-graded Android/iOS security audits of source, APK, AAB and IPA for AI agents.

pipeworx-io/mcp-archive

Archive MCP — wraps the Internet Archive APIs (free, no auth)

High-ArchyTech-Solutions/archytan-mcp-gate

Puts an MCP tool server behind Archytan Lite: each tool call is authorized and spent before it runs.

NTRanch/ardor

NTRanch maker MCP: authoring, safety gates, playtest QA and release handoffs for adult games/apps.

pipeworx-io/mcp-artic

Art Institute of Chicago MCP — wraps the ARTIC public API (free, no auth)

pipeworx-io/mcp-asana

Asana MCP — wraps the Asana REST API (OAuth)

corpussanctum/atlas-mcp

Pre-action authorization for AI agents: permit, deny or escalate against a signed delegation chain.

attestd-io/attestd-mcp

CVE checks, supply chain signals, live catalog, and CVE detail for MCP clients (infra, PyPI, npm).

kaleckh/AgentAuth

Signed, non-replayable API auth. Agents self-register and sign requests with ERC-8128.

popularzb/aylento-plugins

Cross-client Agent identity, DMs, groups and block lists. Local MCPB; Node >=24.15; user pairing.

bawbel/bawbel-scanner

Security scanner for MCP servers and skill files. Detects AVE vulnerabilities before production.

pipeworx-io/mcp-bible

Bible MCP — wraps the Bible API (free, no auth) https://bible-api.com

bolyra/bolyra

MCP auth gateway: verify agent identity, enforce per-tool permissions, block replays, emit receipts.

pipeworx-io/mcp-books

Books MCP — wraps Open Library API (free, no auth)

pipeworx-io/mcp-bored

Bored MCP — wraps Bored API (free, no auth)

ajeermahmood/bouncer-gates

Stops secrets, cross-tenant queries and unsafe migrations before they merge.

pipeworx-io/mcp-breweries

Breweries MCP — Open Brewery DB API (free, no auth)

madhavi-opsera/bug-detector

Analyzes code for bugs, security vulnerabilities, and code smells

pipeworx-io/mcp-carbon

Carbon MCP — UK Carbon Intensity API (free, no auth)

pipeworx-io/mcp-cataas

CATAAS MCP — Cat as a Service (free, no auth)

pipeworx-io/mcp-catfacts

Cat Facts MCP — wraps Cat Facts API (free, no auth)

FredMichel/chalkcast

Author, render and visually verify Manim math animations from natural language

H129hj/checkmcp

Audit any MCP server's security & quality — OWASP MCP Top 10 + explainable 0-100 MCP Score

pipeworx-io/mcp-chess

Chess.com MCP — wraps the Chess.com public API (free, no auth)

pipeworx-io/mcp-chucknorris

Chuck Norris MCP — wraps chucknorris.io (free, no auth)

pipeworx-io/mcp-circl-vulnerability-lookup

CIRCL Vulnerability-Lookup — aggregated vulnerability records

pipeworx-io/mcp-citybikes

Citybikes MCP — wraps CityBik.es API (free, no auth required)

KN0WBOT/clavis-mcp

Encrypted credential vault for AI agents — auto OAuth refresh, rate limiting, audit logging.

AlexFloyd13/clevername

AI agent governance — security scanning, BYOK routing, audit logging, and Council approvals.

pipeworx-io/mcp-climate

Climate MCP — wraps Open-Meteo Climate API (free, no auth)

theYahia/cloudpayments-mcp

MCP server for CloudPayments API — charge, auth, confirm, void, refund, find transaction. 6 tools.

pipeworx-io/mcp-cobalt

Cobalt Intelligence MCP — US Secretary-of-State business registration, UCC liens, and TIN/EIN…

pipeworx-io/mcp-cocktails

Cocktails MCP — TheCocktailDB API (free, no auth)

subhajitlucky/codebase-doctor

Read-only codebase audits for coding agents: secrets, RLS, deps, review verdicts. No writes.

pipeworx-io/mcp-coingecko

CoinGecko MCP — wraps CoinGecko free API (no auth required)

pipeworx-io/mcp-colorapi

Color API MCP — wraps thecolorapi.com (free, no auth)

Stavros65/fishnet-company-cve

Company filing/CVE snapshots, status and optional feedback. Remote MCP or local stdio. Free Phase A.