Adobe Experience Manager vs Decap CMS

Adobe Experience Manager (AEM) is an enterprise content management system developed by Adobe Inc. for building websites, mobile apps, and forms. It combines digital asset management with a web content management system as part of the Adobe Experience Cloud platform. AEM is used by large organizations for managing marketing content at scale across channels.

Decap CMS Open-source Git-based CMS that provides a content editing UI on top of any static site generator.