CMS’s have become so popular because they allow site owners to upload and manage their own content. This is usually done via an interface that they can access online through a browser or via software on their computer in the case of the Adobe options. To get a bigger overview of what a CMS is click here.
The list below is a very short sample of the CMS’s available and all content is just my humble opinion. Potential site owners are encouraged to do your own research.
WordPress is an open source Content Management System (CMS), which allows the users to build dynamic websites and blogs. WordPress is the most popular CMS system on the web and allows updating, customizing and managing the website from its back-end CMS and components. There are 2 versions.
WordPress.com which is hosted by WordPress where they manage the security and maintanance and WordPress.org where you download the software from and hosted within your own hosting account and therefore you and your host are responsible for managing the security and you(site owner) are responsible for the maintenance.
OpenCart is a CMS’s dedicated to providing ecommerce solutions. It is cost effective and very customisable. Experiences users can write there own modules and there are many available for purchase to extend Opencart’s core functionality.
“Drupal is a free and open-source content-management framework that can be tailored and customized to simple websites or complex web applications. Drupal grows as you grow with thousands of free modules and themes that will help you attract the web audience you need to deliver your message, grow brand awareness, and build your community.” src: https://www.drupal.org/docs/understanding-drupal/overview-of-drupal
You need to self host it
It does have a steep learning curve so not for the faint hearted or newbie
It is used to build, organise, manage and publish content for small businesses, governments, non-profits and large organisations worldwide. Joomla is supported by a large ecosystem that develop modules to extend its functionality and forums for support.
You need to self host it
Wix is an online website builder, with tools that lets you quickly create an online presence via a drag-and-drop interface—no coding or FTP knowledge is required. They have free and commercial plans. Everything is hosted on their web servers.
Fine for basic websites.
Very popular eCommerce platform. It is a subscription-based eCommerce platform that helps businesses of all sizes sell physical and digital products. Because it is subscription based monthly cost can grow quite quickly.
It is hosted on their web servers so you do not need to worry about security. Total cost of Ownership can be quite high.
Squarespace is aimed at those in the creative industries for their websites. It can be used for blogging, photography, sales and resumes. It does not have a free version only a short trail version.
Adobe has several content management products which if you are heavily invested in the Adobe world can provide the right solution.