This report outlines the application and use of content management systems (CMSes) based on reference customers from The Forrester Wave™: Content Management Systems, Q3 2023. Some of the insights include: 1) CMS is the central aggregator of digital experiences; 2) despite headless innovations, desktop and mobile remain the primary digital endpoints; and 3) customers find the lift required to implement personalized experiences challenging. There is strong validation from reference customers that CMSes are the central orchestrators of digital experiences and continue to be critical to the growth agenda for all B2B and B2C organizations interviewed, across verticals.