Rated 1 out of 5 stars

yazan: randfee tarih: Tem. 11, 2011 ·

although claimed here, Thunderbird 5 prompts me that compactheader (compactheader-1.4.0-tb-linux.xpi) can't be installed since it's "not compatible with TB 5"!
So, at least the description is flawed... too bad

This review is for a previous version of the add-on (1.4.0).