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

Liquid markup language. Safe, customer facing template language for flexible web apps.

Wraith — A responsive screenshot comparison tool

Configurable tool for writing clean, consistent SCSS

Official Sketch Plugin directory

A markdown based documentation system for style guides.

Automated code review for GitHub pull requests.

Markdown lint tool

Deployment coordination

CLI tooling framework with simple interactive widgets

Serve is a small Rack-based web server and rapid prototyping framework for Web applications (specifically Rails apps). Serve is meant to be a lightweight version of the Views part of the Rails MVC.…

Compass.app helps designers compile stylesheets easily without resorting to command line interface

Use Service Worker with the Rails asset pipeline

A simple UI for browsing and inspecting diffs, and an API for runner scripts to submit screenshots to and receive a pass or fail in real time. (For use with Wraith, Backstop, Selenium etc)

Formtastic form builder to generate Twitter Bootstrap-friendly markup.

ViewComponents for Polaris Design System

The Lightweight Static Content framework

CSS patterns for Compass

Add fast and relevant search to your Jekyll site

Framework to define and implement A/B tests in your application, and collect data for analysis purposes.

An easy to use library that allows you to manage and access payment icons

Helper mixins to automatically add CSS for double dimension images

Small utility to generate fake pseudotranslations on all I18n.translate calls.

Install the GitHub Integration https://github.com/apps/accesslint

automate installation of a MAC for a designer

A tiny Sass unit testing library.

Catch incompatibilities between gems

Attempts to simulate StarCraft 2 mechanics, primarily to test the timing of build orders.

TheGuardian is in the console