Dashboard and Active Job extensions to operate and troubleshoot background jobs

RSpec plugin to write self-documenting request-specs.

Simple, elegant testing for Rails Engines

check code for common misspellings

A simple Ruby gem designed to repair broken JSON strings

retry randomly failing rspec example

Create, manipulate, and optimize GIF images and animations

Mock external requests for Capybara JavaScript drivers

The official VS Code extension for the RuboCop linter and code formatter.

RuboCop's AST extensions and NodePattern functionality

The auto_link function from Rails

Browser extension that translates words from English to Russian using LinguaLeo API

Code style checking for Rails-related RSpec files.

A community-driven Capybara coding style guide

Use Valgrind memcheck on your native gem without going crazy

Collection of filters that transform plain text into HTML code.

Simple, but flexible HTTP client library, with support for multiple backends.

The PDF::Reader library implements a PDF parser conforming as much as possible to the PDF specification from Adobe.

Rails adapter for the measured gem. Encapsulate measurements and their units in Ruby and Rails.

Modern concurrency tools including agents, futures, promises, thread pools, supervisors, and more. Inspired by Erlang, Clojure, Scala, Go, Java, JavaScript, and classic concurrency patterns.

Categorization of IP Addresses

An extension of RuboCop focused on thread-safety checks.

A Rails engine for queueing and managing data migrations.

Add stub_model and mock_model to rspec-mocks

Payments for Ruby on Rails apps

Spreadsheet Architect is a library that allows you to create XLSX, ODS, or CSV spreadsheets super easily from ActiveRecord relations, plain Ruby objects, or tabular data.

A more helpful way to view differences between complex data structures in RSpec.

Re:VIEW is flexible document format/conversion system

external/replacement version of rake stats