I've been using Choosy.app for easily managing different browsers for work and personal (and testing), and it works great. You set it to your default browser, a

I've been using Choosy.app for easily managing different browsers for work and personal (and testing), and it works great. You set it to your default browser, and then anytime something opens a browser it pops up a picker. Lots of global and per-site configuration options like browser profile selection, private windows, etc.