Version 7.0.1 (August 2002) introduced the first iteration of the Camera Raw 1.x plugin, supporting the raw file types of 29 different camera models. System Requirements & Compatibility
It featured a revamped engine that allowed users to create and save custom brush presets, mimicking natural media more effectively. adobe photoshop 7.0
One reason for the enduring popularity of Photoshop 7.0 is its ability to run on that modern Creative Cloud versions cannot support. Version 7