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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1587 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
Pine Script v6 Documentation

Pine Script v6 documentation lookup, function validation, and linting for AI code generation

Developer ToolsFile & docs

Responded154 ms12 / 22
Zovo Resume PDF

Turns the facts of your resume into a clean one-column PDF document to print or send.

Developer ToolsFile & docs

Outdated check164 ms12 / 22
Zovo PDF Sign

Puts a visible signature, initials and a date on a PDF document you attach.

Developer ToolsFile & docs

Outdated check164 ms12 / 22
Protoperfect Labs

Search and read Protoperfect Labs research, documentation and glossary. Read-only.

OtherFile & docs

Outdated check165 ms12 / 22
Responded166 ms12 / 22
io.github.astra-intelligence/web2md

Convert any URL to clean Markdown. Free tier: 10/day. Unlimited via Gumroad license.

Developer ToolsFile & docs

Outdated check168 ms12 / 22
PLMHub boards

Draw diagrams, build HTML pages and write Markdown in a live editor the user sees.

OtherFile & docs

Outdated check171 ms12 / 22
devutils

Free hosted dev toolkit: uuid, hash, base64, JWT decode, CSV->JSON, time, JSON tools as MCP

Developer ToolsFile & docs

Outdated check171 ms12 / 22
Responded173 ms12 / 22
ComplyOnSite

Waste codes, transfer notes filled in from chat, HAVS, noise and first-aid calculators.

ProductivityFile & docs

Outdated check176 ms12 / 22
Tailorgame public tools

Find public games, practice rankings, and Tailorgame documentation. Read-only; no account access.

OtherFile & docs

Outdated check178 ms12 / 22
CleanText

Extract clean article text or Markdown from any public web page; ads and boilerplate stripped.

Marketing & SalesFile & docs

Outdated check185 ms12 / 22
SPLIDIA — operational notes and capabilities

Fibre optics, OTDR, network design and data centre notes from SPLIDIA, plus its service catalogue.

ProductivityFile & docs

Outdated check188 ms12 / 22
Arne Kellmann Consulting

Read consulting services and search public architecture consulting documents in English or German.

OtherFile & docs

Outdated check190 ms12 / 22
3TG Test Generation

3rd Generation Testing (3TG) — generate deterministic test suites from Markdown spec tables via MCP.

Developer ToolsFile & docs

Outdated check193 ms12 / 22
HotAPI Docs

Read-only HotAPI documentation: search integration guides and inspect OpenAPI operations.

Developer ToolsFile & docs

Outdated check193 ms12 / 22
PivotBank

Convert bank statement PDFs to Excel, CSV, OFX or QBO, every row checked against the balances.

Finance & CryptoFile & docs

Outdated check203 ms12 / 22
Byteland

A night city of developers: README cards, repo contributor streets, a year in lights, project rooms.

OtherFile & docs

Outdated check210 ms12 / 22
Ask My Envoy

Discover meeting-coordination Envoys. Work in progress; identity discovery is coming soon.

ProductivityFile & docs

Outdated check214 ms12 / 22
Up To Tech

Pitch Yann Ravel-Sibillot's angel fund, book a meeting, and run the deal from terms to wire.

ProductivityFile & docs

Responded216 ms12 / 22
Ariel Adler: branding, websites & systems (Israel)

Read about Ariel Adler (Israeli brand designer) and book an intro meeting with him.

ProductivityFile & docs

Outdated check216 ms12 / 22
Dokyumi Document Extraction

Save schemas, preflight processing charges, extract approved documents and export owned results.

OtherFile & docs

Outdated check232 ms12 / 22
DrapeCut

Simulate composite fabric draping on CAD surfaces; compare fibre angles and export DXF/PDF patterns.

OtherFile & docs

Outdated check243 ms12 / 22
Tiny Utils

AI-writing-tells detector (rules-based) + CSV/JSON, hashing, slugs, word counts, UUIDs. Free.

OtherFile & docs

Outdated check243 ms12 / 22

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