Foundation

ZURB, Campbell, California, United States

Foundation is an open-source responsive framework that provides a customizable grid system, a library of UI components (Building Blocks), HTML templates, and JavaScript plugins.

It includes keyboard accessibility, screen-reader support, ARIA attributes, device-adaptive visibility controls, and two types of grids (Flexbox and CSS Grid) to enable advanced layout control.

According to our data, Foundation is the 4th most popular user interface framework on the web.
It has 2.5% of the UI framework market share and is detected on 1.1% of all websites.

Statistics based on 3.6M+ analyzed websites. About this data

💸 Pricing

Foundation is available for free.

Free ✔️ Open source

📊 Rankings and Market Share

🏆 Foundation Awards

⚡ Sites Built With Foundation

We have data on 40,575 websites that use the Foundation UI framework. Here is a list of some of the top ranked ones.

The highest rated site using Foundation is bitly.com.

#WebsiteRankCountryLanguage
1 bitly.com #17 United States American English
2 instructure.com #52 United States English
3 sourceforge.net #97 United States English
4 bankofamerica.com #280 American English
5 itunes.apple.com United States American English
6 mdpi.com #425 English
7 dagbladet.no #531 Norway Norwegian Bokmål
8 support.apple.com United States American English
9 publi24.ro #752 Romania Romanian
10 in.gov #1,206 United States English
11 wunderground.com #1,255 English
12 rte.ie #1,475 Ireland English
13 ontario.ca #1,580 Canada English
14 ct.gov #1,589 United States English
15 raiplay.it #1,711 Italy Italian
16 theregister.com #1,840 American English
17 poetryfoundation.org #1,941 English
18 reverbnation.com #1,948 Singapore English
19 developer.apple.com United States English
20 princeton.edu #2,324 United States English

📈 Usage Statistics

Most of the sites that use Foundation:

Most of the sites using Foundation are from the United States, Germany, and the United Kingdom.

  • United States 25.9%
  • Germany 9.1%
  • United Kingdom 8.6%
  • Netherlands 4.7%
  • Australia 4.1%
  • France 3.6%
  • Canada 3.5%
  • Italy 3.1%
  • Spain 3%
  • Other 34.4%

Most Foundation users speak English, German, or French.

  • English 60%
  • German 8.2%
  • French 3.8%
  • Dutch 3.7%
  • Spanish 3.4%
  • Italian 2.5%
  • Portuguese 1.8%
  • Korean 1.8%
  • Japanese 1.5%
  • Other 13.3%

The Foundation UI framework is especially popular on .com, .org, and .de top-level domains.

  • .com 40.7%
  • .org 9.6%
  • .de 6%
  • .co.uk 3.1%
  • .nl 3%
  • .com.au 2.4%
  • .net 2.1%
  • .it 1.7%
  • .ca 1.6%
  • Other 29.8%

The primary market segments for websites utilizing Foundation include business, marketing and merchandising, and online shopping.

  • Business 18.1%
  • Marketing/Merchandising 11%
  • Online Shopping 9.2%
  • Education/Reference 7.2%
  • Non-Profit/Advocacy/NGO 4.4%
  • Travel 4.2%
  • Internet Services 3.9%
  • Blogs/Wiki 3.8%
  • Health 3.7%
  • Other 34.5%

🔢 Foundation Versions

The most common version of Foundation is 5.5, used by 14.8% of sites where versions were detected. In addition, 14.2% of sites use Foundation 6.7, and 14% use Foundation 6.6.

  • 5.5 14.8%
  • 6.7 14.2%
  • 6.6 14%
  • 6.4 13.8%
  • 6.3 12.7%
  • 6.5 11.3%
  • 6.2 5.5%
  • 6.8 4.3%
  • 6.9 2%
  • Other 7.4%

🕵️ Similar Technologies

These are some of the best Foundation alternatives.

RankName
1
Bootstrap
San Francisco, California, United States

An open-source framework for building responsive, mobile-first websites and web applications with HTML, CSS, and JavaScript, originally developed at Twitter.

FreeOpen source
3
Tailwind CSS
Kitchener, Ontario, Canada

An open-source utility-first framework that provides low-level CSS classes for building user interfaces directly in markup.

FreeOpen source$149+
6
UIKit
Hamburg, Germany

A lightweight and modular front-end framework.

FreeOpen source
7
Bulma
London, United Kingdom

An open-source modular CSS framework based on Flexbox.

FreeOpen source
27
Shoelace

A framework-agnostic library of production-ready web user interface components built entirely with native Web Component standards, ensuring consistent design and behavior across any JavaScript framework or none at all.

FreeOpen source

🆚 Compare Alternatives

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💬 Frequently Asked Questions

What is the company behind Foundation?

Foundation is owned by ZURB, Inc., headquartered in Campbell, California, United States.

Is Foundation free?

Yes, it is a free UI framework.
It is also an open-source solution, and you can find its source code on GitHub.

Which country uses Foundation the most?

The majority of Foundation users are from the United States.

Who uses Foundation?

According to our data, Foundation is used on thousands of sites, including such established ones as bitly.com, instructure.com, and sourceforge.net.

Is Foundation used on government websites?

Yes, for example, it is used by in.gov and ct.gov. In total, we found Foundation on 39 government sites in the United States.

Do academic institutions use Foundation?

Yes, quite a few! The most notable of these is princeton.edu. Overall, we know of 235 academic websites in the United States that use Foundation.

How does Foundation stack up against its competitors?

Foundation is one of the most popular user interface frameworks, second only to Bootstrap, jQuery UI, and Tailwind CSS.

What are the alternatives to Foundation?

Alternatives and possible competitors to Foundation may include Bootstrap, UIKit, and Shoelace.

👉 See Also

🗃️ About This Data