Hacking Ruby Resources Some resources for people interested in hacking the CRuby (MRI) code base. CRuby Garbage Collection Garbage Collection in Ruby Talks [EN] Tips and Tricks for working in the MRI Codebase Papers [EN] YARV: Yet Another RubyVM - Innovating the Ruby Interpreter Books [EN] Ruby Under a Microscope - An Illustrated Guide to Ruby Internals YJIT Talks [EN] Ruby JIT Hacking Guide Papers [EN] YJIT: A Basic Block Versioning JIT Compiler for CRuby Other [EN] Build your own Ruby JIT Challenge | Repo by Takashi Kokubun @k0kubun