Since Autodesk has discontinued official access to these legacy versions, you can find installer backups on community-driven sites:
The difficulty in finding a valid download for EAGLE 6.6.0 Professional is due to two key reasons. eagle 6.6.0 professional free download
, you've likely seen links promising "full versions" or "cracks." Before you click, there are several critical things you should know about the state of this legacy PCB design software. 1. Is There a "Free" Professional Version? Since Autodesk has discontinued official access to these