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

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2930 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.theluckystrike/meeting-notes-transcript-summary

Turn meeting notes or transcripts into a clean structured summary document from chat.

ProductivityFile & docs

Requires authNot measured5 / 22Not checked yet
io.github.theluckystrike/merge-pdf

Merge, split, extract, rotate, reorder and stamp PDF pages from your AI chat, all offline.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22Not checked yet
io.github.theluckystrike/pdf-merger

Merge PDFs from your AI chat: combine, order pages, output one clean PDF. All data is local.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22Not checked yet
io.github.theluckystrike/pdf-split-merge-compress

Split, merge and compress PDF files locally - private by design, no uploads.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22Not checked yet
io.github.theluckystrike/quote-template

Quotes and estimates: VAT line items, a validity date, an A4 PDF, accept makes an invoice.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet
io.github.theluckystrike/split-pdf

Merge, split, extract, rotate, reorder and stamp PDF pages from your AI chat, all offline.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22Not checked yet
io.github.theluckystrike/task-board-todo-kanban

A todo and task board in kanban form, driven from chat with full CRUD.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22Not checked yet
io.github.vaughnyb/ai-screening

AI hiring tools CV screening, social media profile scan, and document search for any organization.

Marketing & SalesFile & docs

Not measuredNot measured5 / 22
io.github.write-space/writespace-mcp

Persistent docs and memory for AI agents — read, write, organize & search a shared workspace.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22Not checked yet
io.github.YS-projectcalc/agent-cold-email

Coldrig — cold-email infra run by your agent: 28 MCP tools, live sending, free sandbox, from $99/mo.

Developer ToolsCommunication & messaging

Requires authNot measured5 / 22Not checked yet
io.github.zoom/zoom-docs

Zoom Docs server for creating and retrieving Zoom documents and notes in Markdown.

Developer ToolsFile & docs

Requires authOutdated checkNot measured5 / 22
io.github.zoom/zoom-tasks

Zoom Tasks server for creating, updating, assigning, and synchronizing task workflows.

Developer ToolsCode & DevOps

Requires authOutdated checkNot measured5 / 22
io.github.zoom/zoom-workspace

Zoom workspace server for meetings, chat, docs, recordings, and AI-generated collaboration content.

Developer ToolsCode & DevOps

Requires authOutdated checkNot measured5 / 22
io.powerpointengine/powerpoint-engine

Generate, edit, merge, translate and PDF-convert PowerPoint (.pptx) over MCP. 8 tools.

Developer ToolsFile & docs

Requires authNot measured5 / 22
one.zerno/zerno-lite

Give AI agents secure access to ZERNO project briefs, tasks, and context over remote MCP.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22
run.domani/domani

Internet identity for AI agents: register or broker domains, email, DNS - pay by card or USDC.

ProductivityCommunication & messaging

Requires authNot measured5 / 22
3D Print Log

Log and query 3D prints, printers, filament, and projects on 3dprintlog.com, and search its docs.

OtherData access / search

Requires authOutdated checkNot measured5 / 22
4bl1ty

Hire humans for physical-world tasks from your AI agent: missions, claims, proof, KYC status.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22Not checked yet
AddCal

Publish public calendars and events others subscribe to: RSVPs, feeds and add-to-calendar links.

ProductivityFile & docs

Requires authOutdated checkNot measured5 / 22
Aerosend

Manage Aerosend cold email domains, mailboxes, tags, warmup, inbox placement and domain burn.

ProductivityCommunication & messaging

Requires authNot measured5 / 22Not checked yet
Agency Handy

Agency CRM, projects, tasks, invoices and proposals. Sign in with Agency Handy or use an API key.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet
Agent Data Tools

695 agent tools: chain data, prices, sanctions, web, PDF. 25 free calls, then from $0.002.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22Not checked yet
Agent Data Tools: Company, compliance and checks

62 tools: OFAC sanctions, counterparty checks, company, domain, email. 25 free calls.

Developer ToolsCommunication & messaging

Requires authNot measured5 / 22Not checked yet
Agent Docs

Search the official docs of Claude Code, Cursor, OpenAI Codex and MCP, refreshed daily.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22Not checked yet

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