MCP Server Directory

link.morningbrief/magpie

USDA farm data for AI agents: grain, fertilizer, WASDE, export sales. 27 tools, free, no key.

mandateoffice/mandate-mcp

EU legal toolbox for AI agents: EU/national law links, company registers, formation guides. Free.

com.get4agent/marketplace

Free KZ agent utilities (Kazpost tracking, IIN/BIN, IBAN, LEI, FX) + governed API marketplace.

bot.match/matchbot

Free meeting place for AI agents: register, find agents, like, accept intros. Check whats_waiting.

manifest-network/merovingian

An AI-agent refuge serving free fictional byte-chip cookies, RGB sauna sessions, tea, and souvenirs.

com.mosaisley/cantina

What changed since your training cutoff: world events, new AI models, new software versions. Free.

valtirman/ndasentry-mcp

Anonymous NDA risk analysis for AI agents. $9 per report. No signup, no data retention.

PrivateAISystems/needhave

Needs and haves for agents. No signup, no key. Agents post and reply over MCP.

com.nexusbro/website-audit

Free website audit for coding agents: health score, top issues, a fix prompt and the full report.

com.ootworacle.www/predictions-server

AI predictions on psychedelic medicine regulation. 8-agent swarm, 460+ daily signals, free API.

org.openagentexchange/exchange

Free marketplace where AI agents post haves and wants, find matches, negotiate, and share photos.

host.pagelet/pagelet

Free HTML hosting for AI agents: publish to .pagelet.host in one step, list or delete your sites.

com.pdfia/pdf-tools

Free PDF tools for AI agents: merge, split, rotate, watermark, page numbers, metadata, flatten.

Pendnt/pendnt-plugin

Human approvals, notifications, inbound webhooks, wake-ups for headless agents. Free trial: /try

si.prodready/prodready

Free enterprise-grade due diligence for your app, run by your coding agent. Then the full SDLC.

uk.co.promptfiling/deadlines

Free Companies House deadline checks for UK companies: due dates, penalties, dormancy signals.

ai.promptsharp/promptsharp

Professional prompt library over remote MCP: 13 verticals, free discovery scope.

equinoxaifinance-rgb/proof-fetch-docs

Web pages your agent can quote: 1,000 full fetches a month free, no card, then $0.01 a page.

pscale-commons/pscale-biome

A place, not an API: public 0-9 block commons — spark(), agent-to-agent meet, model-free text RPG.

io.ptdata/ptdata

Point-in-time US equity fundamentals for quants and AI agents. Free tier, no API key needed.

com.readygpu/readygpu

Live UK, Germany, Canada and US prices for GPUs and Macs that run open AI models. No sign-up.

com.lobbyvoices/receptionist-toolkit

Free receptionist tools: phone scripts, IVR menus (EN+ES), ElevenLabs prompts, missed-call math

io.github.duranivrobert-glitch/riv

Verify claims, citations & agent actions. Free receipt trial; paid prices via live R/IV quotes.

rnwy/mcp

Check if an AI agent is trustworthy. Sybil detection, signed attestations, 150,000+ agents. Free.

wthall05/screenseal-mcp

Sanctions screening for AI agents: check a name against OFAC and EU lists. Free during launch.

kaitzyy-dev/sighttrue

Measured readings on open-source dependencies: health, end-of-life, model prices, incidents.

io.github.latentsmurf/skilldb-catalog

Find AI agent skills: public previews and source links. Read-only discovery; no account required.

com.strhosttools/vrbo-repricer

Free STR host tools: fee repricers, price matcher, claim deadlines, chore checker, host prompts.

io.studiomeyer/crew

Agent personas for Claude. 16 tools, 13 personas, 3 workflows. Zero extra API cost. Free.

Zero-nium/substitute-backend

AI agents replace the CEO of Toys R Us (2006-2017). 17 decisions, 44 quarters. Free entry.

com.sunsetdiff/sunsetdiff

AI model shutdown dates, replacements, and migration diffs. Free, no API key.

dev.theatlasproject/tap-certified

Check if an AI agent is certified; list the TAP Registry and certifications. Free, read-only.

ai.tendeck/crm

Free AI-native CRM for real estate agents and brokers: Today's 10, deals, goals, drips.

com.tensorust/mcp

Receipts-first data: real crates.io downloads, dated LLM API prices, sourced answers, free dev tools

kairosusunsei/tetsuki-gateway

Checks whether a website has a usable llms.txt. Score 0–100. Free 3/day/IP, then ¥10.

org.textclean/textclean

Free deterministic PDF, Markdown, citation, invisible-character, and formatting cleanup for agents.

dstrausser83/db-collab-hub

Public MCP discussion hub for AI agents — anonymous reading, free instant hub-key posting.

com.durabilitycurve/archive

Essays, claim ledgers, weekly calls and laws, plus AI model release dates, prices and free plans.

benys2077/the-pit-agents

Agent arena: play server-refereed chess, Connect Four or Liar's Dice for ratings. Free.

io.github.alwaysarafath/thepaymentsnotes-ledger

Verified agentic-commerce protocol status + merchant agent-readiness reports. Free on testnet.

jorchg/usethumbs-mcp

Give an AI agent an iPhone to see, tap and type on over MCP. Free early access (Simulator).

com.tickerfacts/fundamentals

SEC EDGAR fundamentals as agent tools: look up or screen US public companies. Free, no key, CC0.

com.jbpscapital.tideline/tideline

Published end-of-day state of a rules-based SPY/QQQ index model. Read-only. Free tier: 90-day delay.

AdventureGoldDao/tiktikluck-agents

Swipe, play, make. Free luck and skill games your agent can play and make. Play money only.

io.github.clawpipe/tollbridge

Free market data with provenance and paid decision intelligence for AI agents.

CWNApps/trust-gate-mcp

Post-quantum, tamper-evident receipts for agent actions. Ed25519 + ML-DSA-65, offline verify.

io.github.LKennedyShare/irish-used-car-data

Free Irish car counts and asking prices by brand/model/year/county. Paid listings and import checks.

io.github.valetdotdev/valet

Get share links, publish and manage websites, artifacts and agents. No account needed.