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HundredTabs Prompt Optimizer Free

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Added April 28, 2026 · Last analysed April 28, 2026 · via · 67% 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 28 April 2026; the live site may have changed since.

HundredTabs Prompt Optimizer Free scores highly overall, with a complete set of security headers, a thorough launch checklist, and well-configured email security. Visible gaps: incomplete legal pages and tracking cookies set before any opt-in.

Launched on Product Hunt on April 28, 2026. The site is hosted on Vercel, with a domain registered 3 days before launch. The crawl picked up 14 technologies on this site, covering ai api, analytics, CSS frameworks, and DNS providers. The stack includes Next.js, React, and Tailwind CSS.

For context, it's on one of the most common stacks we track, shared by 10,662 launches and more locked down than the typical Product Hunt launch.

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

9.0
StackScope Score
Excellent
100/100 Launch Readiness
Launch ready
2/3 Legal
Partial
2/2 Crawl files
Complete
Vibe Score 20 · 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 (14)

Infrastructure
DNS Namecheap DNS
Hosting Vercel (2)
Security HSTS (2)
Email
Business email Google Workspace
Email forwarding Namecheap Email Forwarding
Email marketing Beehiiv
Build & Framework
CSS framework Tailwind CSS
Framework React
Localization Google Translate (2)
Meta-framework Next.js (3)
Analytics & Marketing
Analytics Google Analytics (5)
SEO Google Search Console
Tag management Google Tag Manager (2)
AI & Emerging
AI API Anthropic

Infrastructure

Network
AS16509 · US
DNS
Namecheap DNS
Authoritative nameserver
DNSSEC
Not enabled
DNS responses unsigned. Cache-poisoning vulnerable.
SSL Certificate
Let's Encrypt
Valid 24 Apr 2026 to 23 Jul 2026
Certificate as captured in this snapshot, not a live check.
Domain Age
2 months
Registered Apr 2026 · NameCheap, Inc.

Email Security

SPF ~all Soft-fail (~all). Common and accepted.
?
DKIM Not detected at common selectors. Your provider may use a custom one.
DMARC p=quarantine Quarantine (moderate)
?
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 (2)

Cookies (2)
NameLifetimeDetected as
_ga 1y Google Analytics
_ga_7DC5JYM76E 1y Google Analytics

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)

Vibe Score Breakdown How?

SignalPoints
AI palette signals +5
AI writing signals +5
Default scaffold favicon +10

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
No AI bots blocked in robots.txt
? No directive declared
? None advertised

Well-Known Files

robots.txt
sitemap.xml (1849 URLs)
security.txt
llms.txt
ads.txt
humans.txt
Privacy Policy
/tools/privacy-checker
? Terms of Service not detected
? Consent manager not detected
Analytics set tracking cookies on our visit, with no opt-in step.
92% unique

Security Headers (6/6)

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

Performance

290ms response time
Faster than 57% of sites
3 third-party domains loaded

Build

Code splitting
16 JS files
1 CSS files
3 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.