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Diagraw

Draw, collaborate, share and teach on a free infinite canvas. Diagraw is a collaborative online whiteboard and diagram editor with real-time collaboration, comments and version history.

Spain Estimated origin: Spain

Added July 20, 2026 · Last analysed July 20, 2026 · via Hacker News · 76% 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 20 July 2026; the live site may have changed since.

Diagraw 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: incomplete email security.

Launched on Hacker News on July 20, 2026. The site is served through Cloudflare, with a domain registered 3 weeks before launch. We've detected 16 technologies on this site, covering analytics, advertising, CDN, and developer tools. The stack includes Cloudflare, Cloudflare DNS, and Cloudflare Web Analytics.

It's tighter on security headers than most Hacker News launches.

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

9.7
StackScope Score
Excellent
88/100 Launch Readiness
Launch ready
3/3 Legal
Complete
2/2 Crawl files
Complete
Vibe Score 5 · 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 (16)

Infrastructure
CDN Cloudflare
DNS Cloudflare DNS
Protocol HTTP/3
Security HSTS
Email
Business email OVH Email (2)
Transactional email Resend
Build & Framework
Developer tools Vite
Font Google Fonts
UI library Lucide Icons
Analytics & Marketing
Advertising Google Ads (4)
Analytics Cloudflare Web Analytics
Google Analytics (3)
SEO Google Search Console
Social Google Search
Tag management Google Tag Manager (2)
Commerce & Payments
Payments Paddle

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 28 Jun 2026 to 26 Sep 2026
Certificate as captured in this snapshot, not a live check.
Domain Age
28 days
Registered Jun 2026 · OVH sas

Email Security

SPF ~all Soft-fail (~all). Common and accepted.
DKIM Detected via known email provider
DMARC p=none None (p=none). Monitoring only.
?
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 (6)

Cookies (1)
NameLifetimeDetected as
_gcl_au 2mo Google Ads
Local storage (5)
KeySizeDetected as
diagraw-document 203 B -
diagraw-library-sort 9 B -
diagraw-library-view 4 B -
diagraw-visitor-id 36 B -
_gcl_ls 277 B Google Ads

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
Page title is 68 characters (advisory) Google only shows about 60 characters of the title in search results; aim for 50–60 to keep the whole thing visible.
Meta description is 185 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.
- Semantic HTML (nav, main, article)

Performance How?

169 ms Server response
77% Faster than peers
876 ms Largest contentful paint
0.01 Cumulative layout shift
643 KB Page weight
4 Third-party domains
0 Console errors
0 Failed requests

1 images: 1 oversized, 1 missing alt text

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 palette 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

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 (120 URLs)
security.txt
llms.txt
ads.txt
humans.txt
Privacy Policy
/en/privacy
Terms of Service
/en/terms
? Analytics present, but it set no tracking cookies on our visit (it may be opt-in-gated).
66% unique

Security Headers (6/6)

Permissions-Policy experimental (check browser support)
Content-Security-Policy ⚠ CSP violation detected: your policy is blocking 1 of your own resource
X-XSS-Protection deprecated (use Content-Security-Policy)

Build

3 JS files
3 CSS files
4 Third-party domains

Brand Colours

App Manifest

Diagraw
display: standalone 2 icons
theme #3b5bdb
Something not look right? If a technology shown here is wrong or out of date, email [email protected] and we'll review it.