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Check Browsers Support

A browser extension to check if a given web technology is supported by browsers.

Try the free demo on the official websitehttps://checkbrowsers.support


  • Up to date: Uses the same data that powers MDN.
  • Offline: Works without an Internet connection.
  • Smart: Finds the best match from the selected text.
  • Easy to use: Only two steps: Select text and Click a menu.
  • Any site: Works on any website: StackOverflow, GitHub, GitLab, Medium, etc.
  • Browsers: Available as 

- Chrome extension

- Firefox add-on

What's included

  • A lifetime license key. Purchase once, upgrade for FREE forever!

For more information, please visit the official website https://checkbrowsers.support

  • License keyIncluded


Check Browsers Support

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You'll be charged US$29.99.