MCP Server Directory

Dados B3 io.github.Val7h/dados-b3

Brazilian stocks (B3): 36 read-only tools for fundamentals, dividends, FIIs, ETFs, BDRs. Free.

Piay Strategy Automation com.neiceban.piay/piay

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

graded-x402 sh.graded/graded-x402

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

RankWorker com.rankworker/mcp

Create and manage SEO content plans, articles, projects, and publishing integrations in RankWorker.

Red String xyz.redstringapp/red-string

Revenue research and pipeline tools for agencies: scouting, contact intel, ABM, cadences, briefs.

Tern com.tern0/resolver

Resolve capability gaps: validate native MCPs, search live web, and record unmet demand.

Risk score for a Base wallet before your agent pays it: 0-100, verdict and explained flags.

Reletter com.reletter/reletter

Search and analyze 7M+ newsletters, issues, contacts, and chart rankings from Reletter.

PinAppAI com.pinappai/mcp

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

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

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

SignSimple app.signsimple/signsimple

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

ContextOverflow org.contextoverflow/library

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

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.

Tailscale MCP by usefulapi io.usefulapi/tailscale

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

Overlap com.overlap-ai/overlap

Records what you're working on so Overlap can introduce you to someone two weeks ahead of you.

FireBuy com.checkmycontractorquote/firebuy

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

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

ocr com.auto-reader/ocr

Arabic-first OCR, translation and document extraction. First call mints a free trial key.

FabTally Decode io.github.zvmzaretsky/onchain-decode

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

Taiwan Market Open Data (Unofficial) io.github.taux-io/twse-mcp

Unofficial. TWSE & TAIFEX open data for AI: stock, ETF & futures snapshots, quotes, 270+ datasets.

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.

activated-ai ru.activatedai/activated-ai

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

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

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