Rack

Rack is a minimal, modular interface and invocation convention that operates between Ruby web servers and web applications to standardize how HTTP requests and responses are exchanged.

It translates raw HTTP requests into a CGI-style environment defined by RFC 3875, supports middleware stacking for step-by-step request and response processing, and is implemented by servers such as Phusion Passenger, Puma, Unicorn, and Thin.

According to our data, Rack ranks 21th among the backend frameworks we track.
It has 0.4% of the backend framework market share and is detected on 0.06% of all websites.

Statistics based on 3.4M+ analyzed websites. About this data

💸 Pricing

Rack is available for free.

Free ✔️Open source

📊 Rankings and Market Share

🏆 Rack Awards

⚡ Sites Using Rack

We have data on 1,882 websites that use the Rack backend framework. Here is a list of some of the top ranked ones.

The highest rated site using Rack is tabor.ru.

#WebsiteRankCountryLanguage
1 tabor.ru #742 Russia Russian
2 themeforest.net #1,831 Australia English
3 knowyourmeme.com #1,913 United States English
4 smule.com #2,299 United States English
5 codecanyon.net #2,406 Australia English
6 gamefactory.jp #6,064 Japan
7 teamtailor.com #7,338 Sweden American English
8 sageone.com #7,885 United Kingdom English
9 actionnetwork.org #7,984 American English
10 roll20.net #9,160 English
11 khamsat.com #10,133 Arabic
12 davidrumsey.com #14,962 American English
13 criterionchannel.com #15,822 English
14 videohive.net #17,636 Australia English
15 unprimdn.ac.id #17,953 Indonesia English
16 theoldreader.com #18,964 English
17 dropout.tv #24,693 United States English
18 mirraw.com #25,217 India English
19 109cinemas.net #25,231 Japan Japanese
20 oxfordowl.co.uk #26,233 United Kingdom British English

📈 Usage Statistics

Most of the sites that use Rack:

Most of the sites using Rack are from the United States, Japan, and Taiwan.

  • United States 26.1%
  • Japan 10%
  • Taiwan 9.6%
  • Canada 6.6%
  • Germany 6.5%
  • Australia 5.9%
  • United Kingdom 4.9%
  • France 3.3%
  • New Zealand 2.3%
  • Other 24.8%

Most Rack users speak English, Chinese, or Japanese.

  • English 72%
  • Chinese 7.1%
  • Japanese 5.6%
  • German 3.3%
  • Spanish 2.1%
  • French 2%
  • Russian 1.9%
  • Dutch 1.4%
  • Italian 0.8%
  • Other 3.8%

The Rack backend framework is especially popular on .com and .org top-level domains.

  • .com 49%
  • .org 10.4%
  • .com.tw 4.8%
  • .net 3%
  • .ca 2.8%
  • .de 2.7%
  • .org.au 2.2%
  • .jp 1.8%
  • .be 1.3%
  • Other 22%

The primary market segments for websites utilizing Rack include business, marketing and merchandising, and entertainment.

  • Business 14.1%
  • Marketing/Merchandising 13%
  • Entertainment 6.6%
  • Internet Services 6.4%
  • Online Shopping 6.2%
  • Sports 5.3%
  • Education/Reference 5.1%
  • Blogs/Wiki 4.4%
  • Non-Profit/Advocacy/NGO 4.2%
  • Other 34.7%

🕵️ Similar Technologies

These are some of the best Rack alternatives.

RankName
1
ASP.NET
Redmond, Washington, United States

A server-side web application framework that runs on the .NET platform and enables developers to build dynamic websites and APIs using languages like C#.

FreeOpen source
2
Ruby on Rails
Chicago, Illinois, United States

A full-stack web application framework that provides the tools needed to build database-driven applications using the Model-View-Controller pattern.

FreeOpen source
23
CGI
Wilmington, Delaware, United States

An interface specification that enables web servers to execute an external program to process HTTP requests.
47
ESI
Cambridge, Massachusetts, United States

A simple markup language used to define web page components for dynamic assembly and delivery of web applications at the edge of the Internet.
48
Bridgetown
Portland, Oregon, United States

A progressive website generator and fullstack framework powered by Ruby.

FreeOpen source

🆚 Compare Alternatives

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💬 Frequently Asked Questions

Is Rack free?

Yes, it is a free backend framework.

Which country uses Rack the most?

The majority of Rack users are from the United States.

Who uses Rack?

According to our data, Rack is used on over a thousand sites, including such established ones as tabor.ru, themeforest.net, and knowyourmeme.com.

Do academic institutions use Rack?

Yes. The most notable of these is unprimdn.ac.id. Overall, we know of 2 academic websites in the United States that use Rack.

How does Rack stack up against the competition?

Rack is a moderately popular backend framework, ranking ahead of 47 other backend frameworks we track.

What are the alternatives to Rack?

Alternatives and possible competitors to Rack may include Ruby on Rails, Bridgetown, and CGI.

👉 See Also

🗃️ About This Data