This is a Ruby tree! It shows every object from the Ruby Programming Language in a tree format.

Thread::Backtrace

        # Thread::Backtrace < Object

(from ruby core)
---
An internal representation of the backtrace. The user will never
interact with objects of this class directly, but class methods can be
used to get backtrace settings of the current session.
---
# Class methods:

    limit


      

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.