This is a Ruby tree! It shows every object from the Ruby Programming Language in a tree format.
# UnboundMethod.source_location (from ruby core) --- meth.source_location -> [String, Integer] --- Returns the Ruby source filename and line number containing this method or nil if this method was not defined in Ruby (i.e. native).
This is MURDOC! A Ruby documentation browser inspired by Smalltalk-80. It allows you to learn about Ruby by browsing through its class hierarchies, and see any of its methods.