Discover What Powers Any Website

Stop guessing about your competitors' tech stack. Get instant insights into the technologies and frameworks powering any website to make informed technology decisions for your next project.

Recent Scans

URL Technologies Scanned
https://downtownboutique.shop
WooCommerce Shopify jQuery jQuery Migrate Modernizr +8 more
2 hours ago
https://claude.ai
Cloudflare
5 hours ago
https://apps.apple.com
Polyfill Boba.js Fastly
5 hours ago
https://unafamigliaincucina.com
WooCommerce jQuery jQuery Migrate Modernizr OWL Carousel +8 more
5 hours ago
https://uncrate.com
jQuery Modernizr Retina.js Google Tag Manager Google Analytics +2 more
5 hours ago
https://paxkok.se
Google Tag Manager Google Analytics Shopify Modernizr PhotoSwipe +5 more
11 hours ago
https://aflmobiledrugtesting.com
Nuxt.js Animate.css jQuery Modal Cloudflare
14 hours ago
https://canva.com
Cloudflare
1 day ago
https://omiod.com
Bootstrap Google Tag Manager Google Analytics Cloudflare
1 day ago
https://uptownyongedental.com
Squarespace
1 day ago

How It Works

1. Enter a URL

Paste any website URL into the search bar above. We accept any publicly accessible website.

2. We Analyze

Our engine scans the website's HTML, scripts, meta tags, and response headers to identify technologies.

3. Get Results

View a detailed breakdown of the technologies detected, organized by category with shareable result pages.

Detect Technologies While You Browse

Install our free Chrome extension to automatically identify the tech stack of every website you visit — no copy-pasting URLs required.

Get the Chrome Extension

What We Detect

JavaScript Frameworks

React, Vue, Angular, jQuery, Next.js, and more

CMS Platforms

WordPress, Shopify, Drupal, Squarespace, Wix

Analytics & Tracking

Google Analytics, Hotjar, Mixpanel, Segment

CSS Frameworks

Bootstrap, Tailwind CSS, Bulma, Foundation

Hosting & Infrastructure

AWS, Vercel, Netlify, Cloudflare, Heroku

Payment Processing

Stripe, PayPal, Square, Braintree

Security

reCAPTCHA, Cloudflare WAF, SSL providers

Customer Support

Intercom, Zendesk, Drift, LiveChat

Frequently Asked Questions

What is Platform Checker?

Platform Checker is a free website technology detection tool that analyzes any publicly accessible website and identifies the technologies powering it, including JavaScript frameworks, CMS platforms, analytics tools, CSS frameworks, hosting providers, and more.

How does technology detection work?

We analyze the website's HTML source code, JavaScript files, meta tags, and HTTP response headers using pattern matching. Each technology has unique signatures that we detect through these different channels.

Is Platform Checker free to use?

Yes, Platform Checker is completely free. Simply enter a URL and get instant results about the technologies used on that website.

How accurate are the results?

Our detection engine uses carefully crafted patterns and AI-assisted quality assurance to minimize false positives. Results are cached for 14 days. If you notice something missing or incorrect, please contact us.