Avatar for Username

Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

This thread was archived. Please ask a new question if you need help.

Detect whether an add-on is installed

  • 2 பதிலளிப்புகள்
  • 2 இந்த பிரச்னைகள் உள்ளது
  • 6 views
  • Last reply by cor-el

Burgaz
Burgaz
more options

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
more options

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
more options

That is not possible for security and privacy reasons.

  • Bug 292789 - SCRIPT tags can access chrome