LHS ia a Rails-Gem, providing an ActiveRecord like interface to access HTTP-JSON-Services from Rails Applications. Special features provided by this gem are: Multiple endpoint configuration per resource, active-record-like query-chains, scopes, error handling, relations, request cycle cache, batch processing, including linked resources (hypermedia), data maps (data accessing), nested-resource handling, ActiveModel like backend validation conversion, formbuilder-compatible, three types of pagination support, service configuration per resource, kaminari-support and much more.

A Sprockets transformer that converts .vue file into js object.

Setler is a Gem that lets one easily implement the "Feature Flags" pattern, or add settings to individual models. This is a cleanroom implementation of what the 'rails-settings' gem does. It's been forked all over the place, and my favorite version of it doesn't have any tests and doesn't work with settings associated with models.

Skyline is an extremely flexible and expandable open source content management system. Its feature rich interface allows for fast and intuitive management of websites.

Shared mustache templates for rails 3

Preprocessor for Coffeescript with React JSX (CJSX). This gem makes it easy to integrate this into the Rails asset pipeline or other Sprockets chains. If you want to use CJSX without Sprockets, see the coffee-react gem, or the coffee-react npm module.

Sprockets test runner and toolkit

Use Dart Sass with Sprockets and the Ruby on Rails asset pipeline.

Helpers, Sass mixins and JS shortcuts from Evil Martians

Helpers, Sass mixins, JS shortcuts and workflow from Evil Martians

Rails engine to manage front end builds and deployments

Use the JST processor and have haml code read in and appended to application.js

Include the knockout.js and some of its extensions so you can pick what you need. Adds the support for models and interation with the Rails backend.

MiniMart is a RubyGem that makes it simple to build a repository of Chef cookbooks using only static files.

Use any toolchain to bulid your asset files in Rails 4.2. Integrate Brunch, Gulp, Grunt, Webpack, Browserify and others seamlessly into Rails apps.

Padrino with Sprockets

ruby-haml-js provides a Tilt template that you can use to compile HAML-JS templates into JS functions. Handy for using it wth Bakcbone.js, Spine.js etc.

Rails gem for generating sass source maps

Shared handlebars templates for rails 3

Minify SVG assets, and optionally convert them to PNG for browser compatibility.