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Unitpost/email

Email component library that works in Outlook, Gmail, and Apple Mail. MIT. Install with npm or a Skill. No account.

Developer Tools

Added September 1, 2026 · Last analysed September 1, 2026 · via Hacker News

StackScope records what new websites are built with, the week they launch. Most we find ourselves, by watching public internet infrastructure for brand-new sites; the rest come from Product Hunt, Hacker News and PeerPush. We crawled this one for its tech stack and scored it for launch readiness: DNS, security headers, SEO basics. This page is what we saw on 1 September 2026; the live site may have changed since.

Every technology below links to its own page: which other new sites launched with it. Vendors and agencies watch those pages with Stackdar and hear about new adopters the week they ship, from £15 a month.

Unitpost/email 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 September 1, 2026. The site is served through AWS CloudFront, with a domain registered in 2021. We've detected 14 technologies on this site, covering analytics, CDN, cloud, and CSS frameworks. The stack includes Next.js, React, and Tailwind CSS.

It's running the same core stack as 5,771 other launches and 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 →

10.0
StackScope Score
Excellent
100/100 Launch Readiness
Launch ready
3/3 Legal
Complete
2/2 Crawl files
Complete
Vibe Score 25 · 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 (14) · Scale-up stack

Infrastructure
CDN AWS CloudFront
Cloud Amazon Web Services
DNS AWS Route 53
Security HSTS
Email
Transactional email Amazon SES
Build & Framework
CSS framework Tailwind CSS
Framework React
JavaScript library Zod
Meta-framework Next.js (5)
UI library Lucide Icons
Analytics & Marketing
Analytics Google Analytics (3)
PostHog (2)
SEO Google Search Console
Tag management Google Tag Manager (2)

Infrastructure

Network
AS16509 · US
DNS
AWS Route 53
Authoritative nameserver
DNSSEC
Not enabled
DNS responses unsigned. Cache-poisoning vulnerable.
Green hosting
Not green hosted
No green-energy record. Data from The Green Web Foundation.
SSL Certificate
Amazon
Valid 30 Jun 2026 to 13 Jan 2027
Certificate as captured in this snapshot, not a live check.
Domain Age
5.1 years
Registered Aug 2021 · Amazon Registrar, Inc.

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 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 (1)

Local storage (1)
KeySizeDetected as
theme 5 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)

Performance How?

305 ms Server response
48% Faster than peers
0.00 Cumulative layout shift
1.2 MB Page weight
59 KB Image weight
3 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 CSS signals +10
AI onboarding signals +5
AI palette signals +5
AI writing 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

Welcomes AI crawlers
llms.txt published
No AI bots blocked in robots.txt
ai-train = yes
search = yes
ai-input = yes
? None advertised

Well-Known Files

robots.txt
sitemap.xml (166 URLs)
security.txt
llms.txt
ads.txt
humans.txt
Privacy Policy
/privacy
Terms of Service
/terms
? Analytics present, but it set no tracking cookies on our visit (it may be opt-in-gated).
82% unique

Security Headers (6/6)

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

Build

Code splitting
43 JS files
2 CSS files
3 Third-party domains

App Manifest

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