MCP Server Directory

SignSimple app.signsimple/signsimple

Send PDFs for legally binding e-signature, free and unlimited. Track status; free legal templates.

TAP tech.human/tap

Credential isolation for AI agents: placeholder secrets, policy checks, optional human approval.

Open-source AI context firewall for governed model, retrieval, memory, and tool access.

Piay Strategy Automation com.neiceban.piay/piay

Create, validate, manage, and run private Piay strategies in Shadow mode.

FitMySoft — Field Service Software Prices com.fitmysoft/pricing

Verified pricing for Jobber, Housecall Pro, Workiz & more, with per-user fees quoted verbatim.

Look up the technology stack behind any domain, and the company running it.

Thread Otter com.threadotter/agent

Free buyer-thread finder, Reddit demand board + full GTM agent tools; try with no key.

Mink com.minkapp/mink

Discover local events, RSVP, and manage organizer workflows on Mink.

graded-x402 sh.graded/graded-x402

Discover and call 2,000+ x402 machine-payable services through one graded API key + gateway.

FireBuy com.checkmycontractorquote/firebuy

RFQ and quote comparison checklist for fire/public safety purchasing.

Fakto.app — Fakturownia MCP Server app.fakto/fakturownia

Fakturownia.pl (Polish invoicing) via MCP: invoices, clients, products, warehouse. Full read-write.

ContextOverflow org.contextoverflow/library

Describe what's going wrong with your AI; get the named technique both of you can read. No auth.

activated-ai ru.activatedai/activated-ai

Советники по бизнес-методикам: подбор эксперта-методики под задачу и консультация.

Tailscale MCP by usefulapi io.usefulapi/tailscale

Read devices, users, keys, ACLs and DNS for a tailnet; manage devices, routes and auth keys.

Pipeworx Faq io.github.pipeworx-io/pipeworx-faq

Pipeworx FAQ MCP — curated answers to questions ABOUT Pipeworx itself (what it is, pricing…

all io.veezee/all

Real-time LinkedIn, X (Twitter) and Reddit data for AI agents. Free key, self-minted, no signup.

PinAppAI com.pinappai/mcp

Visual website feedback your coding agent applies: pin change requests on the live site over MCP.

namailu.cz Agent Email cz.namailu/agent-email

namailu.cz gives your AI agent its own email inbox: read and send mail over MCP, with OAuth.

TarkaGrid Civic Intelligence com.tarkagrid/rise-civic-intelligence

Civic data MCP: flood zones, 311 density, census for real addresses (Montgomery AL, Baltimore MD).

MCP server exposing the ATimeLogger REST API (activities, reports, types)

FabTally Decode io.github.zvmzaretsky/onchain-decode

Decode EVM bytes to JSON: event-log decoder, calldata explainer, selector lookup, ABI fetch.

Transactional refactoring extension with 11 evidence-backed tools, previews, and rollback.

micropay-test-suite app.netlify.micropay-test-suite/micropay-test-suite

Verify your agent's x402 payment flow for free on Base Sepolia testnet before real money moves.

Plonk gives agents local macOS tools for windows, workspaces, screenshots, OCR, and more.