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Ohillo - free invoice & QR code tools

Free, fast invoices, receipts, barcodes, QR codes and more. No account, no watermark, straight in your browser.

Finance

Visit site · Added June 28, 2026 · Last analysed June 28, 2026 · via · 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 28 June 2026; the live site may have changed since.

Ohillo - free invoice & QR code tools ships with the launch fundamentals in place, with complete legal pages, a thorough launch checklist, and well-configured email security. What needs work: missing Content-Security-Policy and Strict-Transport-Security.

Launched on Product Hunt on June 28, 2026. The site is hosted on Cloudflare in the United States, with a domain registered in 2020. We've detected 9 technologies on this site, covering package cdn, CDN, DNS providers, and email forwarding. The stack includes Qwik, Cloudflare, and Cloudflare DNS.

It's a rare Qwik sighting, just 1 in our data 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 →

8.7
StackScope Score
Excellent
88/100 Launch Readiness
Launch ready
3/3 Legal
Complete
2/2 Web Standards
Complete
Vibe Score 20 · Few AI signals
Informational pattern-match signal. Does not feed the StackScope Score. See which fingerprints fired →

Tech Stack (9)

Infrastructure
CDN Cloudflare
DNS Cloudflare DNS
Protocol HTTP/3
Email
Email forwarding Cloudflare Email Routing (2)
Build & Framework
Font Google Fonts
Framework Qwik
Package CDN jsDelivr
unpkg
Analytics & Marketing
SEO Google Search Console

Infrastructure

Network
AS13335 · US
DNS
Cloudflare DNS
Authoritative nameserver
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 25 Jun 2026 to 23 Sep 2026
Certificate as captured in this snapshot, not a live check.
Domain Age
6.2 years
Registered Apr 2020 · 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=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.

Storage (0)

This site uses no client-side storage we could detect on page load.

Readiness Breakdown How?

Custom title and meta description (partial) missing custom <title>
Open Graph tags (title, image, description)
Twitter card meta tags
Canonical URL declared
Responsive viewport meta tag
Favicon present
Semantic HTML (nav, main, article)

Performance How?

237 ms Server response
66% Faster than peers
476 ms Largest contentful paint
0.45 Cumulative layout shift
1.1 MB Page weight
5 Third-party domains
0 Console errors
0 Failed requests

Indicative grade from a single automated render, not a substitute for Lighthouse or field data, and not part of the StackScope score.

Vibe Score Breakdown How?

SignalPoints
AI code-structure signals +5
AI typography 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

Blocks AI crawlers
llms.txt published
9 AI bots blocked in robots.txt
ai-train = no
search = yes
? ai-input (not declared)
? None advertised

Well-Known Files

robots.txt
sitemap.xml (182 URLs)
security.txt
llms.txt
ads.txt
humans.txt
Privacy Policy
/privacy
Terms of Service
/glossary
94% unique

Security Headers (4/6)

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

Build

2 JS files
8 CSS files
5 Third-party domains

Brand Colours

App Manifest

Ohillo — Free Online Tools
display: standalone 1 icon
theme #4f46e5
Something not look right? If a technology shown here is wrong or out of date, email [email protected] and we'll review it.