Skeleton: A Dead Simple, Responsive Boilerplate for Mobile-Friendly Development

Automatically add a progress bar to your site.

Smarter defaults for colors on the web.

A spinning activity indicator

Automatically display online/offline indication to your users

Highly customizable checkboxes and radio buttons (jQuery & Zepto)

A modern dialog library which is highly configurable and easy to style. #hubspot-open-source

Design and development standards to align and guide your project.

Get the rocks out of your socks! Assemble makes you fast at web development! Used by thousands of projects for rapid prototyping, themes, scaffolds, boilerplates, e-books, UI components, API docume…

A library for creating dropdowns and other floating elements. #hubspot-open-source

Simple transitions for web pages

An example application that captures prominent and ugly functionality found on the web. Perfect for writing automated acceptance tests against.

A proof-of-concept Performance Dashboard, CLI and Node module

Start a responsive html5 site with postcss and browser-sync

a jekyll/octopress theme which incorporates bootstrap, html5boilerplate, SEO practices, and a strong hero.

A simple jquery plugin for organizing your container as a stack.

feta.js, automated regression testing