twitter-bootstrap-rails project integrates Bootstrap CSS toolkit for Rails 7, 6, 5, 4.x (also supports) Asset Pipeline

Admin View for Padrino applications

Genghis is a single-file MongoDB admin app, made entirely out of awesome.

Firehose is a realtime web application toolkit for building realtime Ruby web applications.

Use lunr.js to provide simple full-text search, using JavaScript in your browser, for your Jekyll static website.

A unix tool to execute javascript on a headless browser

Write React UI components in pure Ruby.

Write reactive UI component with Ruby's elegancy and compiled to run in Javascript.

Spread your tests over multiple machines to test your code faster.

Uses the actual JavaScript implementation of Handlebars, but supports using Ruby objects as template contexts and Ruby procs as view functions and named helpers

This is a gem for Rails with Semantic UI assets inside.

A collection of web filters for rake-pipeline

A web interface for Sensu, a monitoring framework that aims to be simple, malleable, and scalable.

A command line utility to be run in Book repositories to stitch together their constituent Markdown repos into a temporary static-HTML-serving application

Ruby port of Dropboxs zxcvbn.js

A Rails wrapper for ESLint.

Angular/Bootstrap frontend for MNOE

A Rails grid plugin to create grids with sorting, pagination, and filters generated automatically based on column types. The contents of the cell are up for the developer, just like one does when rendering a collection via a simple table. WiceGrid automates implementation of filters, ordering, paginations, CSV export, and so on. Ruby blocks provide an elegant means for this.

LunrJS-based search for Middleman

The smalruby-editor is a visual programming editor that can create aRuby script by combining individual blocks similar to Scratch. It can also enter the program as better than Scratch.