Rated 4 out of 5 stars

per SimplyRyan el jul. 20, 2011 ·

I love it. Really, I do. I just wish that it supported other colours, like red and green.

This review is for a previous version of the add-on (0.1.1.1-signed.1-signed). 

per Internauta1024A (desenvolupador) a nov. 25, 2011 ·

In version 0.2.0 added support red-green anaglyph.
https://addons.mozilla.org/pl/firefox/addon/anaglyph-3d/versions/?page=1#version-0.2.0