Find and install add-ons to add features to Firefox - Mozilla Support
The closest thing to a "new" extension is a series of community-maintained forks on GitHub. Developers have taken the last open-source version of Leethax (v0.1.53) and patched it to work with Firefox’s modern security model. leethax net firefox extension new
Check the Official Firefox Add-on Store for the latest "Games & Entertainment" tools that are verified for safety. Firefox not working after update - can't find a solution Find and install add-ons to add features to
: To use the extension, some users previously used Waterfox (a Firefox fork that maintained legacy extension support) or downgraded to Firefox version 48 , though this is strongly discouraged due to severe security risks. leethax net firefox extension new