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UX/UI Principles

168 research-backed UX/UI design principles with 2,098+ citations. Free AI validator and 600+ prompts for Cursor, V0 and Claude.

AI

Added April 18, 2026 · Last analysed April 18, 2026 · via · 60% 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 18 April 2026; the live site may have changed since.

UX/UI Principles ships with the launch fundamentals in place, with complete legal pages, a complete set of security headers, and a thorough launch checklist. Worth fixing first: tracking cookies set before any opt-in.

Launched on Product Hunt on April 17, 2026. The site is served through Cloudflare, with a domain registered 6 months before launch. Our crawler found 21 technologies on this site, covering analytics, seo, transactional email, and advertising. The stack includes Next.js, React, and Amazon SES.

It's also running the same core stack as 762 other launches and tighter on security headers than most Product Hunt launches.

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

10.0
StackScope Score
Excellent
100/100 Launch Readiness
Launch ready
3/3* Legal
Complete*
2/2 Crawl files
Complete
Vibe Score 28 · Some 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 (21) · Indie stack

Infrastructure
CDN Cloudflare (4)
DNS Cloudflare DNS
Protocol HTTP/3 (2)
Security HSTS (2)
Email
Email forwarding Cloudflare Email Routing (2)
Transactional email Amazon SES
Resend
Build & Framework
BaaS Supabase
Framework React
Meta-framework Next.js (3)
Commerce & Payments
Monetisation Polar
AI & Emerging
AI service OpenAI

Infrastructure

Network
AS13335 · US
DNS
Cloudflare DNS
Authoritative nameserver
DNSSEC
Not enabled
DNS responses unsigned. Cache-poisoning vulnerable.
SSL Certificate
Google Trust Services
Valid 8 Apr 2026 to 7 Jul 2026
Certificate as captured in this snapshot, not a live check.
Domain Age
10 months
Registered Sep 2025 · HOSTINGER operations, UAB

Email Security

SPF ~all Soft-fail (~all). Common and accepted.
DKIM Detected via known email provider
DMARC p=reject 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.

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)
Meta description is 167 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 CSS signals +10
AI palette signals +5
AI writing signals +5
AI iconography signals +3
AI layout 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

Welcomes AI crawlers
llms.txt published
8 AI bots blocked in robots.txt
? No directive declared
? None advertised

Well-Known Files

robots.txt
sitemap.xml (432 URLs)
security.txt
llms.txt
ads.txt
humans.txt
Privacy Policy
/en/privacy
Terms of Service
/en/terms
? Consent manager not detected
Analytics set tracking cookies on our visit, with no opt-in step.
94% unique

Security Headers (6/6)

Permissions-Policy experimental (check browser support)
X-XSS-Protection deprecated (use Content-Security-Policy)

Performance

695ms response time
Faster than 22% of sites
5 third-party domains loaded

Build

Code splitting
23 JS files
11 CSS files
5 Third-party domains

Brand Colours

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