Wappalyzer

Wappalyzer

Identify technologies on websites

Wappalyzer promo image
What is Wappalyzer?

'Wappalyzer' is a comprehensive browser extension for Firefox that can efficiently identify an array of technologies used on websites. It possesses the unique capability to detect content management systems, eCommerce platforms, web servers, JavaScript frameworks, analytic tools, and many more technological aspects that make up a website. It's the perfect tool for those curious about the technological facets of their favorite websites.

Merlin
Stats
Stats date:
Version: 6.10.67 (Last updated: 2023-11-07)
Creation date: 2008-12-31
Weekly download count: 3,492
Firefox on Android: No
Manifest version: 2
Permissions:
  • cookies
  • storage
  • tabs
  • webRequest
  • http://*/*
  • https://*/*
Size: 13.50M
Risk impact: High risk impact
Risk likelihood: Moderate risk likelihood

Other platforms

Wappalyzer - Technology profiler
Wappalyzer - Technology profiler (v6.10.67)
4.59 (1,879) 2,558,158
Wappalyzer - Technology profiler
Wappalyzer - Technology profiler (v6.10.67)
3.70 (53) 347,528
Merlin
Summary

Wappalyzer is a browser extension that uncovers the technologies used on websites. It detects content management systems, eCommerce platforms, web servers, JavaScript frameworks, analytics tools and many more.

User reviews
User reviews summary
These summaries are automatically generated weekly using AI based on recent user reviews. Firefox Browser Add-ons does not verify user reviews, so some user reviews may be inaccurate, spammy, or outdated.
Pros
  • Provides basic functionality for free
  • Great and really useful extension
  • Glad to see this has made it over to FF
Cons
  • Requires a $10/mo subscription for business contacts and stats displays
  • Slows down the loading times of pages
  • Uses a lot of memory (~100MB at start and ~800MB eventually)
  • Blocks content from Russian IPs
Most mentioned
  • Memory usage
  • Slow loading times
  • Subscription fee
View all user reviews
Safety
Risk impact

Wappalyzer is risky to use as it requires a number of sensitive permissions that can potentially harm your browser and steal your data. Exercise caution when installing this add-on. Review carefully before installing. We recommend that you only install Wappalyzer if you trust the publisher.

Risk likelihood

Wappalyzer is probably trust-worthy. Prefer other publishers if available. Exercise caution when installing this add-on.

Upgrade to see risk analysis details
Screenshots