The most popular HTML, CSS, and JavaScript framework for developing responsive, mobile first projects on the web.

A professional front-end template for building fast, robust, and adaptable web apps or sites.

The most advanced responsive front-end framework in the world. Quickly create prototypes and production code for sites that work on any kind of device.

Give your JS App some Backbone with Models, Views, Collections, and Events

JavaScript's utility _ belt

💀 The former home of Homebrew/homebrew (deprecated)

Pug – robust, elegant, feature rich template engine for Node.js

Minimal templating on steroids.

Daemon for easy but powerful stats aggregation

Less. The dynamic stylesheet language.

Minimal templating with {{mustaches}} in JavaScript

Unfancy JavaScript

Manage your app's Ruby environment

Cross-browser storage for all use cases, used across the web.

Knockout makes it easier to create rich, responsive UIs with JavaScript

The administration framework for Ruby on Rails applications.

A javascript finite state machine library

RailsAdmin is a Rails engine that provides an easy-to-use interface for managing your data

Compass is no longer actively maintained. Compass is a Stylesheet Authoring Environment that makes your website design simpler to implement and easier to maintain.

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

Git for Humans, Inspired by GitHub for Mac™.

Slim is a template language whose goal is to reduce the syntax to the essential parts without becoming cryptic.

The only script in your HEAD.

A tool to download, compile, and install Ruby on Unix-like systems.

General ruby templating with json, bson, xml, plist and msgpack support

Zero-configuration Rack server for Mac OS X

Padrino is a full-stack ruby framework built upon Sinatra.

~/.js

Logic-less Ruby templates.

jQuery Hotkeys lets you watch for keyboard events anywhere in your code supporting almost any key combination.