JavaScript YAML parser and dumper. Very fast.

Code coverage for Ruby with a powerful configuration library and automatic merging of coverage across test suites

Additional ESLint rules for Node.js

Use Webpack to manage app-like JavaScript modules in Rails

Jest-like snapshot testing in Go 📸

Automated auditing, performance metrics, and best practices for the web.

Database-backed Active Job backend

The repository for high quality TypeScript type definitions.

🚀 Run RSpec tests on multiple cores. Like parallel_tests but with incremental summarized output. Originally extracted from the Discourse and Rubygems source code.

Minimal authorization through OO design and pure Ruby classes

Integrate React.js with Rails views and controllers, the asset pipeline, or webpacker.

Ruby integration for axe-core, the accessibility testing engine

Serverless Framework CLI v3 alternative

eslint rules for use with jest-dom

WebSocket emulation - Node.js server

Pure Ruby implementation of an SSH (protocol 2) client

⚡ A Scope & Engine based, clean, powerful, customizable and sophisticated paginator for Ruby webapps

CSS styled emails without the hassle.

A Ruby static code analyzer and formatter, based on the community Ruby style guide.

A set of (anti)patterns found over the years.

React-based framework with performance, scalability, and security built in.

General Rack Authentication Framework

This library provides functionality for retrieving email via POP3, the Post Office Protocol version 3. For details of POP3

Ruby extension for the libvips image processing library.