Be careful with old versions! These versions are displayed for testing and reference purposes.
You should always use the latest version of an add-on.
Version 0.5.7.3Released Sep 2, 2020 - 74.19 KBWorks with firefox 48.0 and laterTrying to fix the problem where it doesn't work at all on many sites in Firefox. Not sure if this fixes it so use with caution (and hope).
Source code released under