A runtime developer console and IRB alternative with powerful introspection capabilities.

A Smalltalk like Method Finder for Ruby. This is a mirror of the main repository on Sourcehut.

High-performance logger of Ruby method invocations

AppSpector is a debugging service for mobile apps

The Shadow of a Ruby Object lets you See and Manipulate its Instance Variables and Methods

Displays a Ruby method's source code

Nazar improves default output for console applications (supports IRB and Pry).

Dynamic inspection of the hierarchy of method definitions on a Ruby object.

A place where the HVMI team writes about memory introspection and other fun stuff.

Simple gem that allows you to handle HTTP OPTIONS in Rails. Ideal for API introspection.

A framework for introspection: Can we change ourselves and the world for the better by asking the right questions to ourselves?

Gem and tool for generating D-Bus introspection XML from the BlueZ API documentation

Does a deep inspection on the structure of Ruby objects.