The product line ended with PageMaker 7.0. Adobe realized that the core code of PageMaker was becoming outdated and difficult to modernize for the new millennium. Instead of a version 8.0, Adobe built a completely new engine from the ground up. That project was codenamed "K2," and it eventually became Adobe InDesign.
The Pasteboard Interface: Unlike modern word processors, PageMaker allowed you to keep images and text blocks off to the side of the page, ready to be dragged in when needed. adobe pagemaker 80
OpenType Support: InDesign offered much deeper control over modern fonts. The product line ended with PageMaker 7
To be clear: Adobe never officially released a version titled PageMaker 8.0. That project was codenamed "K2," and it eventually
Running PageMaker (version 6.5 or 7.0) on a modern computer is difficult. It was designed for Windows XP and older Mac systems (PowerPC).
Understanding the "8.0" phenomenon requires looking at the history of the software, what made it special, and why it eventually handed its crown to Adobe InDesign. The Rise of a Publishing Giant