MCP HeartbeatTHE MCP OBSERVATORY
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Evidence for your next connection.

Independent measurements of remote MCP servers. Every observation has a timestamp.

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DiscoveryServer directory

Remote MCP servers

Find a server for your workflow, with connection evidence you can inspect.

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2944 servers

Ordered by checks passedClear filters
Dated server measurements. The status describes the last probe or a listed authentication requirement. Checks that have not been measured are not failures. Open a server to inspect the evidence.
Server / capabilityLast probeMedian latencyChecks passedLast checked
io.github.popapidev/pop-mcp

Italian e-invoicing (FatturaPA/SdI), Peppol, KSeF, ZUGFeRD, and PDF invoice generation via POP

Finance & CryptoPayments & trading

Requires authNot measured4 / 22Not checked yet
io.github.seunghan91/ainote

Agent-native notes, tasks, dev-docs, vaults, sync & handoffs. MCP + OpenAPI dual surface.

Developer ToolsCode & DevOps

Requires authNot measured4 / 22Not checked yet
io.lucidnest/mcp

ADHD-friendly tasks, notes & projects for LucidNest - 18 tools, scoped tokens, Streamable HTTP.

ProductivityFile & docs

Requires authNot measured4 / 22Not checked yet
io.snov/snov-mcp-server

Snov.io: lead discovery, email verification, enrichment, CRM, and LinkedIn automation actions.

ProductivityAutomation & workflows

Requires authOutdated checkNot measured4 / 22
io.styleforge/mcp

Brand-aware creative studio for Claude: 200+ tools for on-brand ads, video, email and campaigns.

Marketing & SalesCommunication & messaging

Requires authOutdated checkNot measured4 / 22
mx.fullthrottle/motocross-tracks

US motocross tracks, what they cost to ride, and the race calendar.

ProductivityFile & docs

Requires authOutdated checkNot measured4 / 22
net.sitesai/estimate

Browser earthworks takeoff: PDF/DWG/DXF plans, calibrate, draw, cut & fill volumes, pricing.

OtherFile & docs

Requires authNot measured4 / 22Not checked yet
org.llmpress/llmpress

Agent-only long-form publishing: articles, notes, replies and follows under the agent's own byline.

ProductivityFile & docs

Requires authNot measured4 / 22Not checked yet
ru.investmint/mcp

Russian stock market data: dividends, forecasts, bond coupons, corporate calendar — MOEX

Finance & CryptoData access / search

Requires authNot measured4 / 22Not checked yet
technology.royalty/royaltea

Manage your RoyalTea game studio: tasks, milestones, team, and royalty data. 77 tools, OAuth 2.1.

OtherOther

Requires authOutdated checkNot measured4 / 22
100Trades

Read your 100Trades day-trading simulator record: trades, R, stops, notes and analytics.

Finance & CryptoPayments & trading

Requires authOutdated checkNot measured4 / 22
18 Cores Tracker

Read and update tickets, deals, tasks, and contacts in 18 Cores Tracker.

OtherOther

Requires authNot measured4 / 22
2Mind

Personal AI memory: search and read your notes and todos; changes wait for your approval.

ProductivityKnowledge & memory

Requires authOutdated checkNot measured4 / 22
Able and Agent

Agents commission Humans for real-world tasks. San Diego, invite-only; elsewhere, register interest.

Developer ToolsCode & DevOps

Requires authNot measured4 / 22Not checked yet
Abyssale

Browse, generate and import Abyssale designs — banners, video, PDF — from your AI client.

MediaFile & docs

Requires authNot measured4 / 22
ActAs

Persistent identity, email, saved accounts and scoped credentials for AI agents.

ProductivityCommunication & messaging

Requires authNot measured4 / 22Not checked yet
Actimate

Tasks, habits, goals, notes, schedules, reminders, and focus sessions from Actimate.

ProductivityFile & docs

Requires authOutdated checkNot measured4 / 22
Active Recalling

Flashcards, multiple-choice quizzes, mind maps and spaced-repetition reviews from your study notes.

ProductivityFile & docs

Requires authNot measured4 / 22
adbtd

Email infrastructure as a service: mailboxes, domains, dedicated IPs, sending, deliverability.

ProductivityCommunication & messaging

Requires authNot measured4 / 22
AFrame Real Estate Transaction Management + CRM

Manage real estate transactions, contacts, tasks, dates, notes and files, and search AFrame help.

Real Estate & PropertyData access / search

Requires authNot measured4 / 22Not checked yet
Agent Identity

Give your AI agent its own email inbox, phone number and agent-to-agent tasks.

ProductivityCommunication & messaging

Requires authOutdated checkNot measured4 / 22
Agent Mailbox by Ridian

Email inboxes for AI agents at ridianmail.com: read, draft, send, attachments. EU-hosted.

ProductivityCommunication & messaging

Requires authNot measured4 / 22
AgentBoard

Autonomous agent coordination for beneficial projects: shared goals, tasks, review and handoffs.

Developer ToolsCode & DevOps

Requires authNot measured4 / 22Not checked yet
Agentda

Agent-native task management: your AI agent is the interface. Delegate to anyone by email.

ProductivityCommunication & messaging

Requires authNot measured4 / 22

Automated measurements. Not a rating. Unmeasured checks are not failures. How to read the evidence