Content management systems (CMS) are used to organize and facilitate collaborative content creation. Many of them are built on top of separate content management frameworks. The list is limited to notable services. Open source software This section lists free and open-source software that can be installed and managed on a web server. Systems listed on a light purple background are no longer in active development. Java Java packages/bundle Microsoft ASP.NET Perl PHP Python Ruby on Rails ColdFusion Markup Language (CFML) JavaScript Others Software as a service (SaaS) This section lists proprietary software that includes software, hosting, and support with a single vendor. This section includes free services. Proprietary software This section lists proprietary software to be installed and managed on a user's own server. This section includes freeware proprietary software. Systems listed on a light purple background are no longer in active development. Other content management frameworks A content management framework (CMF) is a system that facilitates the use of reusable components or customized software for managing Web content. It shares aspects of a Web application framework and a content management system (CMS). Below is a list of notable systems that claim to be CMFs. See also Comparison of web frameworks Comparison of wiki software Comparison of photo gallery software References Content management systems