YAML vs DAML: What are the differences?
YAML: A straightforward machine parsable data serialization format designed for human readability and interaction. A human-readable data-serialization language. It is commonly used for configuration files, but could be used in many applications where data is being stored or transmitted; DAML: Open-source programming language for writing distributed applications. It is an open-source programming language for writing distributed applications quickly, concisely, and correctly. It runs on the leading blockchain platforms which means that you can build your application now and pick which platform works best for you later.
YAML and DAML belong to "Languages" category of the tech stack.