braumeister.org is an open-source Rails application that lists all MacOS X packages available via Homebrew. Why may this be interesting for the average Rubyist? First, braumeister.org is a Rails application and it’s open-source, so everyone is free to contribute. Second, Homebrew itself is driven by Git and Ruby, and lots of Rubyist are running Macs, so there’s a good chance that you’re interested in both, Ruby and Homebrew.