MCP HeartbeatTHE MCP OBSERVATORY
Public workspace

Explore

Evidence for your next connection.

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

Read-only probes

Publisher portfolio

cybermax.cybermax-tools.workers.dev

Explore the MCP servers published by cybermax.cybermax-tools.workers.dev, with independent connection checks, performance measurements, and setup instructions for each project.

Listed servers
58

Active projects in this portfolio. Deleted and deprecated registry rows are excluded.

Sampled servers
7

Active servers with a recorded connection probe

Latest probe connected
7

Latest stored probe connected. This is not a live guarantee.

Repositories
1

Distinct source repositories linked by the active listings

Portfolio overview

MCP servers

Compare connection status and measurements. Open a server for its tools, check results, and client configuration.

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
CyberMax Data

Free US data lookups: ZIP demographics, CISA KEV/EPSS CVEs, domain rank, county spending, recalls.

OtherData access / search

Responded106 ms14 / 22
Billsprig Invoice Maker

Make invoice, quote and receipt PDFs from a chat: totals, tax, 26 currencies. Free, nothing stored.

Finance & CryptoPayments & trading

Responded72 ms13 / 22
Responded123 ms13 / 22
Dutyfinch Tariff Lookup

US import duty and HTS codes from the official USITC schedule, plus Section 301 China status. Free.

OtherAI / LLM tooling

Responded53 ms13 / 22
Kevscope CVE Check

Is a CVE exploited? CISA KEV, FIRST EPSS, CVSS and SSVC with a patch-first verdict. Free, no key.

SecurityAI / LLM tooling

Responded76 ms13 / 22
Ledgermoor Table to Excel

Turn any table into a real .xlsx or CSV file: numbers stay numbers, header frozen. Free, no storage.

OtherFile & docs

Responded61 ms13 / 22
Recapwren Client Reports

Weekly client reports: change, % change, targets, status, printable page and email text. Free.

ProductivityCommunication & messaging

Responded70 ms13 / 22
Afterwren

Retired-API replacements: Clearbit-style company autocomplete, logos, profiles; geocoding; books.

Data & AnalyticsData access / search

Requires authNot measured4 / 22Not checked yet
Awardtide Recompete Radar

Expiring US federal contracts MCP: recompete search by NAICS/agency. Free first 10; $29/mo.

LegalData access / search

Requires authNot measured4 / 22Not checked yet
Bonafido: Business Domain Verification API

Bonafido: is a domain a real business site? Verdict, trust score, risk flags.

OtherOther

Requires authNot measured4 / 22Not checked yet
Citewren

AI search readiness MCP: score a site for ChatGPT/Claude/Perplexity crawlers. 3 free/day.

Developer ToolsBrowser & web scraping

Requires authNot measured4 / 22Not checked yet
DomainDNA

Tech stack, email security (SPF, DMARC, MX provider) and domain age API + MCP. 25 free domains/day.

ProductivityCommunication & messaging

Requires authNot measured4 / 22Not checked yet
Dutyfinch

US tariff API + MCP: HTS duty rates, Section 301 lists. Keys $19/mo; 50 free calls a day.

Developer ToolsCode & DevOps

Requires authNot measured4 / 22Not checked yet
Feedpeck: RSS Feed Finder & Reader by Website

Feedpeck: find any site's RSS/Atom/JSON feeds + latest posts. Free, no key.

OtherOther

Requires authNot measured4 / 22Not checked yet
Fieldwright

Fieldwright: web page to clean Markdown, metadata, JSON-LD, emails, phones.

ProductivityCommunication & messaging

Requires authNot measured4 / 22Not checked yet
Figurewell

Point-in-time SEC financials API + MCP: XBRL as first reported, EDGAR times. 100 free/day.

Developer ToolsCode & DevOps

Requires authNot measured4 / 22Not checked yet
Haulroll

FMCSA carrier vetting API + MCP: authority, insurance, OOS. Keys $19/mo; 50 free calls/day.

Developer ToolsCode & DevOps

Requires authNot measured4 / 22Not checked yet
HireHeat

Company hiring signals + open jobs from Greenhouse, Lever, Ashby boards, API + MCP. 20 free/day.

ProductivityFile & docs

Requires authNot measured4 / 22Not checked yet
Insidewell

Insider trading API + MCP: SEC Form 4 buys/sells, cluster buys. Keys $19/mo; 100 free/day.

Finance & CryptoPayments & trading

Requires authNot measured4 / 22Not checked yet
Kevscope

CVE patch-priority API + MCP: CISA KEV, EPSS, CVSS, SSVC. Keys $19/mo; 200 free calls/day.

SecurityMonitoring & observability

Requires authNot measured4 / 22Not checked yet
Leafmelt

PDF/Word/Excel/HTML to clean Markdown for LLMs and RAG. Keys $19/mo; 50 free calls a day.

Developer ToolsFile & docs

Requires authNot measured4 / 22Not checked yet
Linkheft

Domain authority API + MCP: 0-100 score, rank, trend, 50/call. $19/mo; 1,000 free lookups/day.

Developer ToolsData access / search

Requires authNot measured4 / 22Not checked yet
Logolark: Company Logo API & Favicon Finder by Domain

Logolark: company domain to logo, square icon and brand colour. Free tier; paid keys.

OtherOther

Requires authNot measured4 / 22Not checked yet
Mailvett: Email Validation API for AI Agents

Mailvett: validate emails. MX, provider, disposable/role/free flags, typo fix, verdict.

ProductivityCommunication & messaging

Requires authNot measured4 / 22Not checked yet
Namewhere

Company name to domain API + MCP: official website, confidence, evidence. $5 pack; 25 free/day.

Developer ToolsCode & DevOps

Requires authNot measured4 / 22Not checked yet
Orbitwren

Orbital data center & space AI compute tracker MCP: projects, launches, orbits, alerts. 100 free/day

Developer ToolsCode & DevOps

Requires authNot measured4 / 22Not checked yet
Requires authNot measured4 / 22Not checked yet
Pricewick

Competitor price & stock monitor MCP: check any product page. Free 5 products; $9.99/mo.

Finance & CryptoPayments & trading

Requires authNot measured4 / 22Not checked yet
Printwren: HTML to PDF and URL to PDF (real Chrome)

Printwren: web page or HTML to PDF with real Chrome; pages, base64 or download link. Free, no key.

OtherFile & docs

Requires authNot measured4 / 22Not checked yet
Recallroll

VIN recall API + MCP: VIN decode + every NHTSA recall, Do Not Drive first. $19/mo; 50 free/day.

Developer ToolsCode & DevOps

Requires authNot measured4 / 22Not checked yet
Shiftmoor

Website change monitor MCP: see what changed on any public page. Free 3 pages; $4.99/mo.

Developer ToolsCode & DevOps

Requires authNot measured4 / 22Not checked yet
Sumbloom

Number puzzle API + MCP: solver-checked puzzles as JSON/SVG, daily puzzle. $5/mo; 50 free/day.

Developer ToolsCode & DevOps

Requires authNot measured4 / 22Not checked yet
Swellmeter Trending

Google trending searches API + MCP: 30 countries, day lists, 30-day history. $5 pack; 50 free/day.

Developer ToolsData access / search

Requires authNot measured4 / 22Not checked yet
Ziplore: US ZIP Code API (county, time zone, demographics, radius)

Ziplore: US ZIP to county, FIPS, time zone, Census demographics; radius and city ZIPs. Free, no key.

GovernmentData access / search

Requires authNot measured4 / 22Not checked yet
Auditmoss: SEO Audit & Broken Link Checker

Auditmoss: crawl a whole site for SEO issues and broken links; a 0-100 score per page.

Marketing & SalesBrowser & web scraping

Requires authNot measured3 / 22Not checked yet
Bouncefern: Bulk URL Status Checker — broken links, redirects, loops

Check many URLs at once: HTTP status, redirect chains and loops, so you see which links break.

OtherOther

Requires authNot measured3 / 22Not checked yet
Capturewren: Website Screenshot API for AI Agents (Image + Text)

Capturewren: screenshot any URL (banners removed) plus status, title and clean page text for agents.

MediaAI / LLM tooling

Requires authNot measured3 / 22Not checked yet
Cartlark: Shopify & WooCommerce Scraper

Cartlark: products, prices, sale prices and stock from Shopify or WooCommerce stores, with alerts.

E-commerceBrowser & web scraping

Requires authNot measured3 / 22Not checked yet
Deltawren

Daily data feeds MCP: CISA KEV+EPSS, SEC Form 4, 10-K sections, domain ranks. Keys $19/mo.

Developer ToolsCode & DevOps

Requires authNot measured3 / 22Not checked yet
Docsieve: Website to Markdown for RAG

Docsieve: crawl a website into clean Markdown, RAG chunks and llms.txt; re-runs only changed pages.

Developer ToolsBrowser & web scraping

Requires authNot measured3 / 22Not checked yet
DomainDNA: Tech Stack Detector & WHOIS for Any Domain

DomainDNA: a domain's tech stack, mail provider, SPF/DMARC, domain age and TLS in one record.

OtherOther

Requires authNot measured3 / 22Not checked yet
Eldwren: Wayback Machine History — how old a site is, what it looked like

Wayback Machine history of any website: first and last capture, snapshot rows, how old the site is.

OtherOther

Requires authNot measured3 / 22Not checked yet
Ferrywren: Bulk File Downloader — every file from your links in one ZIP

Download every file from a list of links into one ZIP, with duplicates and failed URLs skipped free.

OtherOther

Requires authNot measured3 / 22Not checked yet
Firmfold: Company Enrichment API

Firmfold: company enrichment by domain/email/name: logo, tech, contacts, jobs, firmographics.

ProductivityCommunication & messaging

Requires authNot measured3 / 22Not checked yet
Frontpeek: Hacker News Front Page + Mentions — stories, scores, links

Hacker News front page and search: stories, points, comments, and which stories link to your domain.

MediaData access / search

Requires authNot measured3 / 22Not checked yet
Gripeline: App Store & Google Play Reviews

App Store + Google Play reviews with per-app complaint summary for agents.

Developer ToolsCode & DevOps

Requires authNot measured3 / 22Not checked yet
Hollerdex: Website Contact Finder (Emails, Phones & Socials)

Hollerdex: a domain's public emails, phones and social profiles as one ranked contact card.

ProductivityCommunication & messaging

Requires authNot measured3 / 22Not checked yet
Inkpluck: Article Extractor — URL to Text, Markdown & Metadata

Inkpluck: read web articles as Markdown + title, authors, date, language (newspaper3k successor)

OtherFile & docs

Requires authNot measured3 / 22Not checked yet
Keyfern: Keyword Ideas & Autocomplete — Google, YouTube, Amazon

Keyword ideas from Google/YouTube/Bing/Amazon autocomplete, with intent and trend verdict.

MediaAI / LLM tooling

Requires authNot measured3 / 22Not checked yet
Letterkeel: Send Email via SMTP, Resend, SendGrid & Mailgun

Letterkeel: send email from your own domain via SMTP, Resend, SendGrid, Mailgun, Postmark

ProductivityCommunication & messaging

Requires authNot measured3 / 22Not checked yet
Linkheft: Bulk Domain Authority Checker

Linkheft: 0-100 authority score, rank and trend for many domains, from open web-graph data.

OtherOther

Requires authNot measured3 / 22Not checked yet
Namewhere: Company Name to Domain Finder (Bulk)

Namewhere: company names to official website domains, with confidence, evidence and socials.

OtherOther

Requires authNot measured3 / 22Not checked yet
Picpail: Bulk Image Downloader — All Images from URLs to ZIP

Picpail: download all images from web pages as a ZIP, full-size originals, size/format per image.

MediaAI / LLM tooling

Requires authNot measured3 / 22Not checked yet
Pixkiln: Bulk Image Converter (WebP, AVIF)

Pixkiln: convert image URLs to WebP, AVIF, JPEG or PNG in bulk; resize, strip EXIF, one ZIP.

MediaAI / LLM tooling

Requires authNot measured3 / 22Not checked yet
Sitemoss: Sitemap URL Extractor — every page URL of a site

Every page URL of a website from its own sitemaps, following sitemap indexes, with lastmod dates.

OtherOther

Requires authNot measured3 / 22Not checked yet
Swellmeter: Google Trends Rising Queries & Verdicts

Swellmeter: Google Trends verdict, % change, rising and breakout queries per keyword.

OtherOther

Requires authNot measured3 / 22Not checked yet
Unfurlwren: Meta Tags Extractor — titles, descriptions, Open Graph

Titles, meta descriptions, canonical, Open Graph and Twitter tags of many pages, with an SEO score.

Marketing & SalesData access / search

Requires authNot measured3 / 22Not checked yet
Yonderlist: Remote Jobs Feed

Yonderlist: fresh remote jobs from Remote OK and Jobicy with salaries, filters and alerts.

OtherOther

Requires authNot measured3 / 22Not checked yet

Company & identity

About cybermax.cybermax-tools.workers.dev

cybermax.cybermax-tools.workers.dev publishes MCP servers under the dev.workers.cybermax-tools.cybermax namespace. This namespace uses a reverse-domain identity in the directory.

This publisher’s namespace has not been verified. Follow the publisher’s own links to learn more about the company and its projects.

Source repositories