Pry is a runtime developer console and IRB alternative with powerful introspection capabilities. Pry aims to be more than an IRB replacement. It is an attempt to bring REPL driven programming to the Ruby language.

A framework for building reusable, testable & encapsulated view components in Ruby on Rails.

InSpec provides a framework for creating end-to-end infrastructure tests. You can use it for integration or even compliance testing. Create fully portable test profiles and use them in your workflow to ensure stability and security. Integrate InSpec in your change lifecycle for local testing, CI/...

Boot any rails app in under a second

Set of tools to make Sorbet work with Rails seamlessly.

A Gem for handling FHIR test executions

Runbook provides a DSL for specifying system operations. This DSL is used to generate formatted runbooks as well as interactive runbooks to be executed on the command line.

Run test/unit tests by line number. Metal!

Embed Crystal code directly in Ruby.

object_tracer lets you understand what your Ruby objects do without digging into the code

tapping_device lets you understand what your Ruby objects do without digging into the code

Ruby wrapper for Apache Spark

TraceLocation helps you get tracing the source location of codes, and helps you can get reading the huge open souce libraries in Ruby

Rewrite https://github.com/Gallopsled/pwntools in ruby. Implement useful/easy functions first, try to be of ruby style and don't follow original pwntools everywhere. Would still try to have similar name whenever possible.

Record the operation of a Ruby program, using the AppLand 'AppMap' format.

MagicLamp provides an easy way to get your Rails templates into your JavaScript specs.

Utilities for handling tsv files, caches, etc

SuperModule allows defining class methods and method invocations the same way a super class does without using def included(base). This also succeeds ActiveSupport::Concern by offering lighter syntax

Quickly visualize which methods call which, their parameters, and return values.

Provide functions for smart RSpec.