AWS introduces Stack Refactoring for CloudFormation, allowing users to reorganize their infrastructure without downtime. This feature enables moving resources between stacks, renaming IDs, and breaking down large templates into smaller ones while ensuring operational stability. The process is controlled and can be tracked for safety.

This article reviews major updates to AWS CloudFormation in 2025, focusing on features that improve template validation, deployment safety, and integration with AI tools. Key improvements include early error detection, drift management, and enhanced IDE support, streamlining infrastructure development workflows.