Every website check, one toolbox.

Tech-stack fingerprinting, WCAG audits, DAST and template security scans, GDPR checks, AI-readiness, Lighthouse, multi-device renders, social cards and spam blocklists — powered by the open-source tools the pros use.

Research

Tech Stack Analyzer

Detect frameworks, bundlers and libraries

Unbuilt · 15–60 s

Quality

Accessibility Scanner

WCAG compliance audit

axe-core · 5–20 s

AI-Readiness Scanner

llms.txt, AI crawler rules, semantic HTML

llms.txt spec + cheerio · 2–10 s

SEO & Performance Audit

Core Web Vitals & Lighthouse scores

Google Lighthouse · 20–60 s

Multi-Device UI Visualizer

Mobile, tablet, desktop & 4K screenshots

Playwright · 10–30 s

Security

Deep Security Scanneractive

Dynamic application security testing

OWASP ZAP · 2–30 min

Fast Security Scanneractive

Template-based vulnerability scan

Nuclei · 1–10 min

Privacy

GDPR & Privacy Scanner

Pre-consent tracking & policy checks

Playwright · 10–20 s

Marketing

Social Share Card Inspector

Open Graph & X card previews

open-graph-scraper · 2–5 s

Domain Blacklist & Spam Checker

50+ DNSBL & URI blocklists

DNSBL (node:dns) · 5–15 s