Mozilla’s Gecko engine is a little bit slower than Webkit, but there’s no doubt that plugins fill this gap. Flock was announced as the “ultimate social browser”. Based on Gecko engine, Flock allows to ...

Zen Browser is also open-source, compared to the closed-source Arc, and it's based on the Gecko engine which powers Firefox. For a browser focused on a beautiful UI, extensive user modification ...

Enter the lightweight Webkit based browsers: Arora and Midori. Arora and Midori are relative newcomers to the browser wars, but each offers a great alternative to Firefox, especially for netbooks.