OMG! Ubuntu! posted a quick guide about switching to development versions of popular browsers in Ubuntu

We all want the latest features in our favourite apps as soon as possible, and some of us are willing to accept bugs, breakage and general beta-quality experience in order to get them sooner.

The good news is that all of the major web browsers have made it easy to jump on the ‘beta bandwagon’. Below I show you how to add or install development builds of various browsers in Ubuntu.

  Switch To Dev Versions of Popular Browsers In Ubuntu