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
com.getalai/presentations

Generate, edit, and export AI presentations to PDF, PPTX, or a shareable link.

OtherFile & docs

Requires authOutdated checkNot measured4 / 22
com.glassfrog/mcp

Connect AI agents to GlassFrog: roles, skills, notes, tensions, and governance.

ProductivityFile & docs

Requires authNot measured4 / 22Not checked yet
com.hedwig-ai/hedwig

Read, arrange, and build agents on your Hedwig email board from any AI client. Nothing ever sends.

ProductivityCommunication & messaging

Requires authOutdated checkNot measured4 / 22
com.hirosecure/agents

Programmatic control of the Hiro security platform: scans, tasks, plans, and approvals.

Developer ToolsCode & DevOps

Requires authNot measured4 / 22Not checked yet
com.lostinnotes/lostinnotes

Save and search your LostInNotes notes by meaning from any MCP client. OAuth sign-in or token.

ProductivityData access / search

Requires authOutdated checkNot measured4 / 22
com.makespdf/makespdf

Compliant PDFs (PDF/A-2A + PDF/UA-1) from markdown or a compact DSL - fast, no headless browser.

OtherFile & docs

Requires authNot measured4 / 22Not checked yet
com.niftypm/mcp-server

Nifty's MCP server — exposes tasks, projects, messages, and files as tools for AI agents.

Developer ToolsCode & DevOps

Requires authNot measured4 / 22Not checked yet
com.okdocai/okdoc

E-signature & document automation: create, send, track and sign documents with payments. 38 tools.

Finance & CryptoAutomation & workflows

Requires authOutdated checkNot measured4 / 22
com.proscendia/google-workspace

Permissioned access to Gmail, Drive and Calendar via the user's own Google account

ProductivityCommunication & messaging

Requires authOutdated checkNot measured4 / 22
com.shotanvil.api/shotanvil

Screenshot/PDF/HTML rendering API. API key or x402 required — keyless access disabled.

Finance & CryptoPayments & trading

Not measuredNot measured4 / 22
com.singularity-app/mcp

Manage tasks, projects, habits, Kanban boards, and time tracking with SingularityApp.

Developer ToolsCode & DevOps

Requires authOutdated checkNot measured4 / 22
com.snugplanner/snug-planner

The first official family-planner MCP: tasks, calendar, meals, shopping and reminders.

ProductivityFile & docs

Requires authNot measured4 / 22Not checked yet
com.squiredocs/mcp

Squire Docs — the durable, attributed spec layer for agentic development.

Developer ToolsCode & DevOps

Requires authOutdated checkNot measured4 / 22
com.ulupspaces.www/ulup-spaces-mcp

Create projects, nodes, and tasks in UluP Spaces by conversation with Claude.

Developer ToolsAI / LLM tooling

Requires authOutdated checkNot measured4 / 22
dev.multimail/mcp-server

Give your agent its own email address with graduated human oversight, from approval to autonomy.

ProductivityCommunication & messaging

Requires authOutdated checkNot measured4 / 22
io.campaignstack/campaignstack

Run B2B outreach from your AI agent: 250+ tools for campaigns, leads, LinkedIn and email workflows.

Marketing & SalesCommunication & messaging

Requires authNot measured4 / 22Not checked yet
io.github.bahfahh/noteit-mcp

MCP server for AI agent profiles and smart notes. 60+ coding prompt packs with expert personas.

Developer ToolsCode & DevOps

Requires authOutdated checkNot measured4 / 22
io.github.BasicOps/basicops

BasicOps MCP server for project management, tasks, notes, and team collaboration.

ProductivityCode & DevOps

Requires authNot measured4 / 22Not checked yet
io.github.dame-senders/senders-mcp

Cold email infrastructure — campaigns, prospects, mailbox health and replies via Claude.

Marketing & SalesCommunication & messaging

Requires authOutdated checkNot measured4 / 22
io.github.dinof777/mission-control

Read and write Mission Control state via MCP — projects, tasks, subtasks, templates, status updates.

Developer ToolsCode & DevOps

Requires authNot measured4 / 22Not checked yet
io.github.matiasbattocchia/google-mcp

Streamable HTTP MCP server for Google Calendar and Sheets with OAuth login.

Developer ToolsCode & DevOps

Requires authNot measured4 / 22Not checked yet
io.github.MDMagic-MCP/mdmagic-mcp-server

Use your own Word templates to convert Markdown → DOCX/PDF/HTML from any MCP-compatible AI.

Developer ToolsFile & docs

Requires authNot measured4 / 22Not checked yet
io.github.outris-dev-user/outris-identity-mcp

Identity resolution MCP server for phone/email lookups across 31+ services. Global + India coverage.

Developer ToolsCommunication & messaging

Requires authNot measured4 / 22Not checked yet
io.github.polnikale/sequenzy-mcp

Sequenzy MCP server for AI-powered email marketing automation.

Marketing & SalesAutomation & workflows

Requires authOutdated checkNot measured4 / 22

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