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OpenNotepad

A calm, minimal journaling app with no signup required. No AI, no ads — just a clean, private space for daily writing. Open it, write, close the tab.

Productivity

Added April 24, 2026 · Last analysed April 24, 2026 · via · 71% 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 24 April 2026; the live site may have changed since.

OpenNotepad scores highly overall, with complete legal pages, a thorough launch checklist, and fast page loads. Visible gaps: no Content-Security-Policy and no email security records.

Launched on Product Hunt on April 24, 2026. The site is hosted on Vercel, with a domain registered 8 months before launch. We've detected 11 technologies on this site, covering advertising, consent tooling, CSS frameworks, and DNS providers. The stack includes Google Funding Choices, Next.js, and React.

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 →

9.5
StackScope Score
Excellent
100/100 Launch Readiness
Launch ready
3/3 Legal
Complete
2/2 Crawl files
Complete
Vibe Score 30 · 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 (11)

Infrastructure
DNS Hostinger DNS
Hosting Vercel (2)
Security HSTS (2)
Build & Framework
CSS framework Tailwind CSS
Framework React
Meta-framework Next.js (3)
UI library shadcn/ui
Analytics & Marketing
Advertising Google Ads
Google AdSense
Consent Google Funding Choices
SEO Google Search Console

Infrastructure

Network
AS16509 · US
DNS
Hostinger DNS
Authoritative nameserver
DNSSEC
Not enabled
DNS responses unsigned. Cache-poisoning vulnerable.
SSL Certificate
Let's Encrypt
Valid 7 Apr 2026 to 6 Jul 2026
Certificate as captured in this snapshot, not a live check.
Domain Age
11 months
Registered Aug 2025 · Hosting Concepts B.V. d/b/a Registrar.eu

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 (9)

Cookies (1)
NameLifetimeDetected as
FCCDCF 1y Google Funding Choices
Local storage (8)
KeySizeDetected as
dailyNotes 2 B -
dailyReminders 2 B -
dayScores 2 B -
opennotepad-funny-name 13 B -
opennotepad-random-user-id 191 B -
opennotepad_last_activity 13 B -
opennotepad_session_id 46 B -
opennotepad_visitor_id 32 B -

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 165 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 stack signals +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

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

Well-Known Files

robots.txt
sitemap.xml (30 URLs)
security.txt
llms.txt
ads.txt
humans.txt
Privacy Policy
/privacy-policy
Terms of Service
/terms
Consent manager: Google Funding Choices
90% unique

Security Headers (5/6)

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

Performance

89ms response time
Faster than 96% of sites
4 third-party domains loaded

Build

Code splitting
16 JS files
3 CSS files
4 Third-party domains

Brand Colours

App Manifest

OpenNotepad — Free Online Notepad & Journal
display: standalone 3 icons
theme #1a1a1a
productivity utilities lifestyle
Something not look right? If a technology shown here is wrong or out of date, email [email protected] and we'll review it.