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PushPDF

Free AI-powered PDF tools. Convert, merge, split & summarize documents instantly. 10x faster than Adobe Acrobat.

Productivity

Added April 14, 2026 · Last analysed April 14, 2026 · via · 50% 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 14 April 2026; the live site may have changed since.

PushPDF ships with the basics, with complete legal pages. Main gaps: missing several security headers, no robots.txt or sitemap, and no email security records.

Launched on Product Hunt on April 14, 2026. The site is hosted on Google Cloud, with a domain registered in 2025. We've detected 12 technologies on this site, covering AI builders, backend framework, CSS frameworks, and developer tools. The stack includes Tailwind CSS, Apple App Store, and Express.

It's on one of the most common stacks we track, shared by 601 launches.

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

4.5
StackScope Score
Fair
67/100 Launch Readiness
Well prepared
3/3 Legal
Complete
0/2 Crawl files
Missing
Vibe Score 100 · Strong 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 (12)

Infrastructure
DNS GoDaddy DNS
Hosting Google Cloud (2)
Protocol HTTP/3 (2)
Security HSTS (2)
Build & Framework
CSS framework Tailwind CSS
Developer tools Vite
Font Google Fonts
Mobile Apple App Store
UI library shadcn/ui
Analytics & Marketing
SEO Google Search Console
AI & Emerging
AI builder Replit
Other
Backend framework Express (2)

Infrastructure

DNS
GoDaddy DNS
Authoritative nameserver
DNSSEC
Not enabled
DNS responses unsigned. Cache-poisoning vulnerable.
SSL Certificate
Let's Encrypt
Valid 3 Mar 2026 to 1 Jun 2026
Certificate as captured in this snapshot, not a live check.
Domain Age
1 year
Registered Mar 2025 · GoDaddy.com, LLC

Email Security

SPF Not published. Your domain can be spoofed in phishing emails.
?
DKIM Not detected at common selectors. Your provider may use a custom one.
DMARC Not published. Receivers fall back to permissive defaults.
?
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 (1)

Cookies (1)
NameLifetimeDetected as
GAESA 29d -
HTTP cookies only. This snapshot pre-dates 21 Apr 2026 when StackScope started capturing JavaScript-set cookies, localStorage, IndexedDB, and Cache Storage.

Readiness Breakdown How?

Custom title and meta description
Open Graph tags (title, image, description) (partial) missing og:image
Twitter card meta tags
Responsive viewport meta tag
Favicon present
Meta description is 176 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.
- Canonical URL declared
- Semantic HTML (nav, main, article)

Vibe Score Breakdown How?

SignalPoints
AI CSS signals +10
AI palette signals +5
Recognised AI builder signature +100
AI typography signals +15
Round-number metric claim +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
No AI bots blocked in robots.txt
? No directive declared
? None advertised

Well-Known Files

robots.txt
sitemap.xml
security.txt
llms.txt
ads.txt
humans.txt
Privacy Policy
/policy.html
Terms of Service
/terms.html
86% unique

Security Headers (1/6)

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

Performance

277ms response time
Faster than 59% of sites
2 third-party domains loaded

Build

1 JS files
2 CSS files
2 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.