This is a Ruby tree! It shows every object from the Ruby Programming Language in a tree format.
# Gem::Specification.post_install_message (from ruby core) --- A message that gets displayed after the gem is installed. Usage: spec.post_install_message = "Thanks for installing!"
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.