The browser extension shows the technologies a websites uses, for
free. On a Plus plan, the 'more info' tab reveals available company
and contact information for the website as well as social media
profiles and any other metadata we find.
See all Plus features.
You can
suggest a new technology. We only accept web technologies with an established user base.
If you noticed something wrong or missing, please
report an issue. If you have any comment or suggestions,
contact us!
The extension inspects HTML, scripts, cookies and network requests
and certificates of pages you visit, looking for unique technology
fingerprints.
Although in many cases it's possible to change a software
application's output to obfuscate its charactaristics, it's often
impractical and unnecessary. If you're worried about security,
ensure your software is always up-to-date. For more information, see
How to hide technologies from Wappalyzer.
We collect information in accordance with our
privacy policy. By default,
when you visit a website, we record the domain name and identified
technologies in a way that can't be traced back to you. You can
disable this behaviour in the extension's settings.