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Detect whether an add-on is installed

  • 2 (ردّان اثنان)
  • 2 have this problem
  • 6 views
  • آخر ردّ كتبه cor-el

Burgaz
Burgaz
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Hi,

Is there a way to detect in Java Script whether a certain add-on is installed? if so, can you please share a code example?

Thanks, B.

Hi, Is there a way to detect in Java Script whether a certain add-on is installed? if so, can you please share a code example? Thanks, B.

All Replies (2)

gnittala
gnittala
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A quick search resulted in these links, please check if these help you

  1. Using navigator.plugins
  2. Check if addon is installed or not
  3. Check if Firefox addon is installed on SO
  4. contentaccessible on MDN

Please check if any of the above help you in your query.

Thank you

cor-el
cor-el
  • Moderator
  • Top 10 Contributor
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That is not possible for security and privacy reasons.

  • Bug 292789 - SCRIPT tags can access chrome