I like Unicorn because it's Unix

Eric Wong’s mostly pure-Ruby HTTP backend, Unicorn, is an inspiration. I’ve studied this file for a couple of days now and it’s undoubtedly one of the best, most densely packed examples of Unix programming in Ruby I’ve come across. Unicorn is basically Mongrel (including the fast Ragel/C HTTP parser), minus the threads, and with the Unix turned up to 11. That means processes. And all the tricks an