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Guilhermefrj

A weekend project that turned into a week-long deep dive through CUDA compiler errors, a bricked GPU, and a surprisingly fast…

AI

Added July 5, 2026 · Last analysed July 5, 2026 · via Hacker News · 57% unique tagline

StackScope is a free public catalogue of indie launches. We find launches on Product Hunt, Hacker News and similar feeds, then crawl each site to detect its tech stack and score it for launch readiness: DNS, security headers, SEO basics. This page is what we saw on 5 July 2026; the live site may have changed since.

Guilhermefrj scores highly overall, with a thorough launch checklist, well-configured email security, and fast page loads. Main gaps: no Permissions-Policy, incomplete legal pages, and tracking cookies set before any opt-in.

Launched on Hacker News on July 4, 2026. The site is served through Cloudflare, with a domain registered in 1998. We've detected 13 technologies on this site, covering analytics, javascript library, security, and advertising. The stack includes Apollo Client, Apple App Store, and Cloudflare.

It's more locked down than the typical Hacker News launch.

If you own this site, refresh the snapshot and see the full fix list any time →

8.5
StackScope Score
Excellent
100/100 Launch Readiness
Launch ready
2/3 Legal
Partial
2/2 Crawl files
Complete
Vibe Score 5 · Few AI signals
How much the site looks AI-generated. Informational pattern-match signal, not a verdict. Does not feed the StackScope Score. See which fingerprints fired →

Tech Stack (13) · Scale-up stack

Infrastructure
CDN Cloudflare (2)
Protocol HTTP/3
Security Google reCAPTCHA (3)
HSTS
Server Envoy
Build & Framework
JavaScript library Apollo Client
React Router
Mobile Apple App Store
Analytics & Marketing
Advertising Google Ads
Analytics Cloudflare Web Analytics (2)
Google Analytics (4)
Tag management Google Tag Manager medium
Business Tools
Error tracking Datadog

Infrastructure

Network
AS13335 · US
DNSSEC
Not enabled
DNS responses unsigned. Cache-poisoning vulnerable.
Green hosting
Green hosted
Host runs on renewable energy. Data from The Green Web Foundation.
SSL Certificate
Google Trust Services
Valid 10 May 2026 to 8 Aug 2026
Certificate as captured in this snapshot, not a live check.
Domain Age
28.1 years
Registered May 1998 · Amazon Registrar, Inc.

Email Security

SPF ~all (via apex medium.com) Soft-fail (~all). Common and accepted.
DKIM (via apex medium.com) Detected on apex medium.com
DMARC p=reject (via apex medium.com) Reject (strict). Strong.
?
MTA-STS Not deployed. Mail to your domain can be downgraded to plaintext en route.
?
TLS-RPT Not configured. You won't hear about silent SMTP TLS handshake failures.

Storage (14)

Cookies (6)
NameLifetimeDetected as
cf_clearance 1y Cloudflare
sid 1y -
uid 12mo -
_cfuvid session Cloudflare
_ga 1y Google Analytics
_ga_7JY7T788PK 1y Google Analytics
Local storage (7)
KeySizeDetected as
lo-non-moc-upsell-v2|displayed-at 26 B -
post-article|first-non-moc-post-viewed-month-timestamp 13 B -
post-article|non-moc-posts-viewed-month-count 1 B -
pr|38343c516451 13 B -
pv|38343c516451 13 B -
uid|previous 17 B -
viewer-status|is-logged-in 5 B -
IndexedDB (1)
DatabaseVersionDetected as
default 1 -

Readiness Breakdown How?

Custom title and meta description
Open Graph tags (title, image, description)
Twitter card meta tags
Canonical URL declared
Responsive viewport meta tag
Favicon present
Semantic HTML (nav, main, article)
Page title is 141 characters (advisory) Google only shows about 60 characters of the title in search results; aim for 50–60 to keep the whole thing visible.
Meta description is 198 characters (advisory) Google only shows about 155–160 characters of the description in desktop search results (less on mobile); anything past that won't appear.

Vibe Score Breakdown How?

SignalPoints
AI writing signals +5

This score is based on structural patterns and is not definitive. Many legitimate sites may trigger signals, and AI-built sites may go undetected. It should be treated as an indicator, not a verdict.

AI Stance

No AI stance declared
llms.txt published
1 AI bot blocked in robots.txt
? No directive declared
? None advertised

Well-Known Files

robots.txt
sitemap.xml (6 URLs)
security.txt
llms.txt
ads.txt
humans.txt
Privacy Policy
/medium-privacy-policy-f03bf92035c9?source=post_page-----38343c516451---------------------------------------
? Terms of Service not detected
? Consent manager not detected
Analytics set tracking cookies on our visit, with no opt-in step.
86% unique

Security Headers (5/6)

Referrer-Policy via <meta name="referrer">
X-Frame-Options via CSP frame-ancestors
Permissions-Policy experimental (check browser support)
X-XSS-Protection deprecated (use Content-Security-Policy)

Performance

51ms response time
Faster than 99% of sites
9 third-party domains loaded

Build

Code splitting
36 JS files
1 CSS files
9 Third-party domains

Brand Colours

App Manifest

Medium
2 icons 2 native app links
Something not look right? If a technology shown here is wrong or out of date, email [email protected] and we'll review it.