CC BY-SA 3.0

Characteristics

Programming language: 

ASP.NET

Open Source as of: 

2004

License: 

Current major release: 

7

Available languages: 

17

When talking about the story of the most successful ASP.NET based open source CMS, Umbraco founder and chief developer Niels Hartvig can hardly hide his amazement: "Initially, the system was created as a fun project. Over the first six months with Umbraco we had probably 1,000 system downloads. More than 15 years later we are registering a higher number of new installations per day."

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Drupal

Characteristics

Programming language: 

PHP

Open Source as of: 

2001

License: 

Current major release: 

9

Available languages: 

65

Thanks to its large and active developer community, Drupal has become more of a web application framework than just a CMS. It fulfils the broadest range of requirements, combining flexibility, scalability, accessibility, and today’s latest web technologies. Drupal is the third most used CMS in the world.

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Joomla!

Characteristics

Programming language: 

PHP

Open Source as of: 

2005

License: 

Current major release: 

3

Available languages: 

> 70

Joomla! is a fork of CMS Mambo and is today the second most popular CMS behind WordPress.

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TYPO3

Characteristics

Programming language: 

PHP

Open Source as of: 

2001

License: 

Current major release: 

8

Available languages: 

50

TYPO3 has pragmatic, professional roots in the world of digital agencies. Its design and development direction has always been to enable digital agencies to serve their customers best. The community likes to call TYPO3 CMS “The Enterprise Content Management System” and it retains strong adoption in universities, government, and enterprises in central Europe among its 500,000+ reported installations. It is supported by a large agency- and service provider-base, especially in the “DACH” German-speaking region.

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ScientificCMS

Characteristics

Programming language: 

Java

Open Source as of: 

2012

License: 

Current major release: 

2.3

Available languages: 

2

ScientificCMS is a CMS that makes the creation and maintenance of websites easier for academic research institutes, at the same time that it facilitates scholarly communication and collaboration. It also aims at large organizations which need to present many different pieces of information with high complexity on their websites.

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Plone

Characteristics

Programming language: 

Python

Open Source as of: 

2000

License: 

Current major release: 

5

Available languages: 

65

Plone is Python-based efficient and flexible high-performance Content Management System designed for professional use. It stands out especially because it features a secure and sophisticated access control management, quality assurance in content management, a workflow-controlled collaborative management of content, universal usability and powerful tools for system administration.

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Contao

Characteristics

Programming language: 

PHP

Open Source as of: 

2006

License: 

Current major release: 

4

Available languages: 

20

The browser-based content management system was first released in 2006 under the name TYPOLight and was renamed Contao in 2010, for it was often (mistakenly) held for a derivate of TYPO3.

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WordPress

Characteristics

Programming language: 

PHP

Open Source as of: 

2004

License: 

Current major release: 

4.8

Available languages: 

50

WordPress is the most used content management system worldwide. It relies on the common combination of PHP and MySQL and runs on all webspace hosts.

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CONTENIDO

Characteristics

Programming language: 

PHP

Open Source as of: 

2000

License: 

Current major release: 

4

Available languages: 

2

Since 2000 CONTENIDO has been active in the market of open source content management systems. The system serves as a backbone for internet, extranet and intranet solutions, mobile web sites, content syndication and as a general content provider for third-party systems. This CMS serves numerous well-known companies in the German-speaking market.

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