Rated 3 out of 5 stars

Seazilla 0.3 still works with Seamonkey 2.3 and 2.4 - 2.41 in combination with Add-On-Compatability-Reporter, version 0.9.2.
https://addons.mozilla.org/nl/firefox/addon/add-on-compatibility-reporter/

Zanqeutil

This review is for a previous version of the add-on (0.3).  This user has other reviews of this add-on.