Review of Arc powered by the Slant community.
Ranked in these QuestionsQuestion Ranking
Pro Has both GTK2 and GTK 3 support
Users will be able to match their gtk2 and gtk3 themes easily due to Ark supporting both.
Pro Customizable to dark or light themes
Pro Really clean and nice-looking
Pro Available firefox and chromium themes
There are matching themes for Firefox and Chromium for those that want to have a fully matched looking environment.