This article is the english version of “Conseils pour utiliser Ruby, RVM, Passenger, Rails, Bundler, … en développement”, originally written in French. If you have a better translation, I’d be happy to use it (full or parts) and credit you. Last updated on March 3rd, 2011 : Rails 3 and Bundler are stable, versions of Passenger and REE are up-to-date. Introduction : Why this advice The dev team I’m