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Grammar-to-marser

Paste a Pest or PEG grammar, get a runnable Marser parser in Rust — no install required.

Developer Tools

Added July 1, 2026 · Last analysed July 1, 2026 · via Hacker News · 73% 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 1 July 2026; the live site may have changed since.

Grammar-to-marser still has work before launch. Worth fixing first: missing several security headers, incomplete legal pages, and no robots.txt or sitemap.

Launched on Hacker News on July 1, 2026. The site is hosted on Vercel, with a domain registered 3 months before launch. The crawl picked up 2 technologies on this site, covering hosting and security. The stack includes HSTS and Vercel.

For context, it's running the same core stack as 2,454 other launches.

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

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 (2)

Infrastructure
Hosting Vercel (2)
Security HSTS

Infrastructure

Network
AS16509 · US
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
Let's Encrypt
Valid 30 Jun 2026 to 28 Sep 2026
Certificate as captured in this snapshot, not a live check.
Domain Age
3 months
Registered Mar 2026 · Cloudflare, Inc.

Email Security

SPF ~all (via apex arnedebo.com) Soft-fail (~all). Common and accepted.
?
DKIM Not detected at common selectors. Your provider may use a custom one.
DMARC p=reject (via apex arnedebo.com) 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
Open Graph tags (title, image, description) (partial) missing og:image
Responsive viewport meta tag
- Canonical URL declared
- Twitter card meta tags
- Favicon present
- Semantic HTML (nav, main, article)

Performance How?

177 ms Server response
75% Faster than peers
2380 ms Largest contentful paint
0.02 Cumulative layout shift
923 KB Page weight
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 writing signals +5
AI CSS signals +15
AI code-structure 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
security.txt
llms.txt
ads.txt
humans.txt
? Privacy Policy not detected
? Terms of Service not detected
Detection works best on English language sites.

Security Headers (1/6)

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

Build

1 JS files
1 CSS files
0 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.