Supabase Auth is a Auth Provider that powers thousands of websites. Our detection engine uses multiple signals to identify Supabase Auth-built sites with high accuracy.
Detect Supabase Auth Websites — Free Tool
Enter any URL to check if it was built with Supabase Auth. Instant results, no account required.
How we detect Supabase Auth — see our methodology: AI Influence Score calculation, evidence tiers, and fingerprint signal types.
How to Detect Supabase Auth Websites
Script Patterns
1 patterns
HTML Patterns
2 patterns
1. Check the Page Source
Open the website in your browser, right-click, and select "View Page Source". Search for supabase auth-specific patterns in the HTML.
2. Look for Script Files
Check the Network tab in DevTools for JavaScript files loaded from Supabase Auth domains.
4. Use AI Website Detector (Easiest)
Our automated scanner checks all these signals at once and gives you an instant confidence score. Just enter any URL above.
Frequently Asked Questions
Is this website built with Supabase Auth?
You can detect if any website was built with Supabase Auth by using our free scanner above. Just enter the URL and we'll analyze HTML patterns, JavaScript files, CDN domains, and HTTP headers to determine if Supabase Auth was used — with a confidence score.
How to detect if a website was built with Supabase Auth?
There are several ways to detect Supabase Auth: (1) View the page source and look for Supabase Auth-specific class names or script URLs, (2) Check the Network tab in DevTools for requests to Supabase Auth CDN domains, (3) Use our free tool — we check 3 detection signals automatically.
What websites are built with Supabase Auth?
Supabase Auth is used by thousands of websites worldwide. Our scanner has detected many Supabase Auth-built sites across different industries. You can scan any URL to check if it uses Supabase Auth.
How accurate is the Supabase Auth detection?
Our Supabase Auth detection engine checks 3 unique fingerprint signals, achieving high confidence results. We score each match and return a confidence percentage so you know how certain the detection is.
About Supabase Auth
Supabase Auth is a leading auth provider used by thousands of businesses and developers worldwide. Our detection engine can identify Supabase Auth-built websites with high confidence by analyzing multiple technical signals.
Whether you're a developer doing competitive research, a designer looking for inspiration, or just curious about how a website was built — AI Website Detector gives you instant, accurate detection.
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Detection Info
- Category
- Auth Provider
- Signals Used
- 3 patterns
- Accuracy
- High
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