A pure Ruby code highlighter that is compatible with Pygments

minitest provides a complete suite of testing facilities supporting TDD, BDD, mocking, and benchmarking.

Automated code reviews via mutation testing - semantic code coverage.

A mocking and stubbing library for Ruby

Collection of RSpec/MiniTest matchers and Cucumber steps for testing email in a ruby app using ActionMailer or Pony

RSpec and Minitest matchers to prevent N+1 queries problem

Knapsack splits tests evenly across parallel CI nodes to run fast CI build and save you time.

Simple tool to maintain factories and traits from FactoryBot

Interactive system testing UI for capybara

Ruby Imperative Random Data Generator and Quickcheck

Rails upgrade's best friend

Action Cable testing utils

Integration between cats-effect and test frameworks

Dynamically build an Active Record model (with table) within a test context

Code style checking for Minitest files.

Knapsack Pro gem splits tests across parallel CI nodes and makes sure that tests run in optimal time

Preload factories (factory_bot) just like fixtures. It will be easy and, probably, faster!

📖 The ultimate tool for documenting and testing APIs in Rails

Vim highlighting & completion for MiniTest

A Ruby test adapter extension for the VS Code Test Explorer