Rated 5 out of 5 stars

A very good and useful addon. I would like to continue using it, but where can I find the beta version?

This review is for a previous version of the add-on (11.1). 

Thanks for the review!
I just submitted v12, should be a couple of days.
The last beta is available here :
https://github.com/thundernest/import-export-tools-ng/blob/v12.0.0/xpi/import-export-tools-ng-12.0.0-b4-tb.xpi
Christopher