Alternatively, WCM is the collaborative authoring for websites and may include text and embed graphics, photos, video, audio, maps and program code that display content and interact with the user. ECM typically includes a WCM function.
A (CMS) typically has two major components: a content management application (CMA), as the front-end user interface that allows a user, even with limited expertise, to add, modify, and remove content from a website without the intervention of a webmaster; and a content delivery application (CDA), that compiles the content and updates the website.
The core CMS features are, indexing, search and retrieval, format management, revision control, and management.
Features may vary depending on the system application but will typically include:
Popular additional features may include:
Digital asset management systems are another type of CMS. They manage content with clearly defined author or ownership, such as documents, movies, pictures, phone numbers, and scientific data. Companies also use CMSs to store, control, revise, and publish documentation.
There are also component content management systems (CCMS), which are CMSs that manage content at a modular level rather than as pages or articles. CCMSs are often used in technical communication where many publications reuse the same content.
Based on market share statistics, the most popular content management system is WordPress, used by 38.7% of all websites on the internet (although per definition it is a blog system/website generator, not a full fledged content management system), followed by Shopify used by 3.1% of the websites and Joomla used by 2.2% of the websites.[better source needed]