MCP Server Directory

Letterkeel: Send Email via SMTP, Resend, SendGrid & Mailgun io.github.shawmena-dotcom/send-email

Letterkeel: send email from your own domain via SMTP, Resend, SendGrid, Mailgun, Postmark

Canada Sales Tax & CAD Exchange Rates io.github.domaranskyi/canada-tax-fx

Canadian GST/HST/PST/QST rates and calculator by province/date, plus Bank of Canada CAD FX rates.

Read-only SQL, MongoDB, Redis and Elasticsearch access, switchable mid-conversation.

Japan market data MCP: Apify:apify.com/fruitful_quintessence | Gumroad:atushi5.gumroad.com/l/kutuxe

C string escape count, input discarded io.github.sadri-dridi/c-esc-n

C string escape count, input discarded

MCP server for EEG/EMG/ECG/PPG boards via BrainFlow (OpenBCI, Muse, Neurosity, Unicorn, BrainBit).

Google Trends Scraper io.github.RalfIJ/google-trends

Google Trends for any number of keywords on one scale: interest over time, regions, rising queries.

Google Hotels Scraper io.github.RalfIJ/google-hotels

Google Hotels prices for any city and dates: nightly and total price with taxes, ratings, amenities.

Beancount.io io.beancount/beancount

Query, edit, and reconcile a hosted Beancount ledger: BQL, reports, files, and bank imports.

MCP server for Alicat mass flow and pressure meters/controllers.

Vaneform io.github.jiangqizheng/vaneform-mcp

Free website traffic checker: monthly visits, traffic sources, top countries and domain compares.

Ask free LLMs (DeepSeek, GLM, Gemini, Mistral) for a second opinion from any MCP client.

PulseLake Simulation Research co.pulselake/simulation-research

Synthetic persona research and world simulations, with previewed credits and report files

Data Strasbourg io.github.pipeworx-io/data-strasbourg

Strasbourg Open Data (data.strasbourg.eu) — OpenDataSoft MCP.

gitoid:sha256 shape, value discarded io.github.sadri-dridi/gitoid-ok

gitoid:sha256 shape, value discarded

Esri ArcGIS Utility Network tools: trace, subnetworks, dirty areas, associations

VerifyPulse: email deliverability checks io.github.MohDev212/verifypulse

Daily SPF, DKIM, DMARC and MX monitoring with webhook alerts, plus free sending-domain audits.

Grandpa's AI io.github.wescorp/grandpasai

Search Grandpa's AI research on age reversal, robotics, AI, and space — 5 read-only MCP tools.

Grisoco AI security audits com.grisoco/audits

Smart-contract security audits for EVM chains and DAML: quote, run and fetch reports.

Data Breach Notification Deadlines io.github.Nero-Engine/breach-notification-deadlines

Who to notify after a data breach and by what date: all US states, SEC, HIPAA, GDPR, UK. Sourced.

FrontDesk Chat io.github.5ak3t/frontdeskchat

AI front desk for your website: read chats, bookings and analytics, and draft desks you approve.

SPDX license id shape io.github.sadri-dridi/spdx-ok

SPDX license id shape

API Meter io.github.Surface-ops/api-meter

Per-customer API usage analytics: sign up, get ingest snippets, read usage by customer and endpoint.

UpGrowth: business data for Algeria, Tunisia and Morocco io.github.Z4KARY/upgrowth-mcp

Official business data for Algeria, Tunisia and Morocco: activity codes, legal forms, tax, gazettes.