Wappalyzer

Identify technologies on websites

Wappalyzer - Discover Technologies on Websites

'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.

Add-on stats

Daily users: 133,663
-170
Version: 6.10.79 (Last updated: 2025-02-06)
Creation date: 2008-12-31
Weekly download count: 3,504
Firefox on Android: No
Risk impact: High risk impact
Risk likelihood:
Manifest version: 2
Permissions:
  • cookies
  • storage
  • tabs
  • webRequest
  • http://*/*
  • https://*/*
Size: 24.50M

Other platforms

Wappalyzer - Technology profiler (v6.10.79)
4.56 (1,942) 3,000,000
Not available on Android
Wappalyzer - Technology profiler (v6.10.79)
3.90 (56) 426,517
Want to check extension ranking and stats more quickly for other Firefox add-ons? Install Chrome-Stats extension to view Firefox-Stats data as you browse the Firefox Browser Add-ons.

Add-on 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

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
  • Great tool for technology lookup
  • Quick and precise information
  • Easy to use
Cons
  • High memory usage (up to 700 MB of RAM)
  • Intrusive permissions required
  • Half of the functionality is pay-walled
  • Export function doesn't work properly
Most mentioned
  • Inefficient memory usage
  • Tech lookup capabilities
  • User interface concerns and deceptive listing
User reviews
by felix, 2025-02-07

by Parsy, 2025-02-06

View all user reviews

Add-on safety

Risk impact

Wappalyzer requires some sensitive permissions that could impact your browser and data security. Exercise caution before installing.

Risk impact analysis details
  • Critical Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
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Risk likelihood

Wappalyzer has earned a fairly good reputation and likely can be trusted.

Risk likelihood analysis details
  • High This extension was recently updated in the past month. New updates may not be stable or safe.
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