Question

What is the maximum length of a filename in s3 utf-8?

Answer 1

The most extreme way lengths (counting filename) are: SyncBackV4 and later: roughly 32,767 characters, aside from when utilizing Zip pressure which is around 512 characters, and when utilizing the cloud (Microsoft Azure and Amazon S3) the greatest filename length is roughly 1024 characters.

Every one of the assets in a stack are characterized by the stack's AWS CloudFormation format.