Rhizome is a paedagogical just-in-time compiler (JIT) for Ruby, implemented in pure Ruby. It's not really designed to be used. It's designed to show you how JITs work and why perhaps a JIT for Ruby should be written in Ruby. It's also designed to try to go beyond the trivial aspects of a simple template compiler that introductions to JITs often show - instead it has a proper intermediate represent

