MCP HeartbeatTHE MCP OBSERVATORY
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Evidence for your next connection.

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

Read-only probes

DiscoveryServer directory

Remote MCP servers

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

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2948 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
NOVA amoCRM / Kommo

Remote MCP for amoCRM and Kommo: leads, contacts, tasks, pipelines, chats, Salesbot. OAuth.

Marketing & SalesData access / search

Requires authOutdated checkNot measured4 / 22
NOVA MCP connector for Kommo

Remote MCP for Kommo CRM: leads, contacts, tasks, notes, pipelines, chats, Salesbot. OAuth.

Marketing & SalesData access / search

Requires authNot measured4 / 22
NOXI

Free AI presentation maker: create and edit decks, export PowerPoint and PDF, Arabic right-to-left

OtherFile & docs

Requires authNot measured4 / 22
NudgeBell

Reminders your agent creates: email, WhatsApp, SMS or call, in steps you set. Stops on acknowledge.

ProductivityCommunication & messaging

Requires authNot measured4 / 22Not checked yet
Nudgen

Manage email campaigns, contacts, brand settings, and analytics with Nudgen AI email retention.

Marketing & SalesCommunication & messaging

Requires authOutdated checkNot measured4 / 22
Nutrient MCP

Hosted document tools for agents: extract, parse, classify, convert, OCR, sign, and redact.

Developer ToolsFile & docs

Requires authOutdated checkNot measured4 / 22
Nym

Gives the AI you already use its own email address, calendar and contacts.

ProductivityCommunication & messaging

Requires authOutdated checkNot measured4 / 22
Nysa

Shared memory for teams that work with AI agents: meetings, email and calendar in one brain.

ProductivityCommunication & messaging

Requires authOutdated checkNot measured4 / 22
Oakstack

Cron jobs with retries, webhook relay, HTML-to-PDF, and transactional email for your app.

ProductivityAutomation & workflows

Requires authNot measured4 / 22Not checked yet
OCRmyPDF by pagespool

Hosted OCRmyPDF: add a searchable text layer to scanned PDFs and images, returned as PDF/A.

MediaFile & docs

Requires authNot measured4 / 22Not checked yet
Octopus.do

Read and edit octopus.do visual sitemaps: pages, blocks and review notes, as the signed-in user.

ProductivityFile & docs

Requires authOutdated checkNot measured4 / 22
officina.it

Read your officina.it workshop data: customers, vehicles, worksheets, invoices, calendar.

Finance & CryptoPayments & trading

Requires authOutdated checkNot measured4 / 22
Oncofiles

AI-powered medical document management for cancer patients. Google Drive, Gmail, Calendar via MCP.

HealthcareFile & docs

Requires authOutdated checkNot measured4 / 22
OneSimpleAPI

Screenshots, PDFs, image editing, QR codes, email validation and more through one hosted MCP server.

MediaCommunication & messaging

Requires authNot measured4 / 22
OntoRamp Knowledge Cartographer

Knowledge coverage map and health score. Ingest docs into a governed knowledge graph via MCP.

OtherOther

Requires authNot measured4 / 22Not checked yet
OpenCart Greece Docs

Search and read the OpenCart Greece API and MCP docs, price list and store policies.

OtherData access / search

Requires authNot measured4 / 22
OpenDocs.cc

Publish Markdown as shareable documents, export PDF and Word, share, and send for e-signature.

OtherFile & docs

Requires authNot measured4 / 22
OpsLevel

Query your OpsLevel internal developer portal: catalog, maturity data, and tech docs.

Developer ToolsCode & DevOps

Requires authOutdated checkNot measured4 / 22
Orangescrum MCP Server

Manage Orangescrum projects, tasks, users, sprints, test cases, releases, and risks from AI tools.

Developer ToolsCode & DevOps

Requires authOutdated checkNot measured4 / 22
Orbit CRM

Open-source CRM for AI agents: humans, orgs, interactions, deals, tasks, links and an activity log.

Marketing & SalesData access / search

Requires authNot measured4 / 22Not checked yet
Orbit for Substack

The people behind your Substack writing: who is here, who is drifting, and what your notes did.

ProductivityFile & docs

Requires authOutdated checkNot measured4 / 22
OrgLines

Your OrgLines workspace in AI: leads, tasks, notes, mail, invoices. Changes wait for your OK.

Finance & CryptoPayments & trading

Requires authNot measured4 / 22
Orinami

Mind maps with a full document in every node. Read, search and edit your maps from AI tools.

OtherFile & docs

Requires authNot measured4 / 22Not checked yet
Orkestra

Tasks, org memory, impact simulations, docs, deploys and pull requests from the Orkestra suite.

OtherCode & DevOps

Requires authNot measured4 / 22

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