Type name: application Subtype name: yaml Required parameters: N/A Optional parameters: N/A; unrecognized parameters should be ignored. Encoding considerations: binary Security considerations: See Section 4 of RFC 9512. Interoperability considerations: See Section 3 of RFC 9512. Published specification: [YAML], [RFC9512] Applications that use this media type: Applications that need a human-friendly, cross-language, and Unicode-based data serialization language designed around the common data types of dynamic programming languages. Fragment identifier considerations: See Section 1.2 of RFC 9512. Additional information: Deprecated alias names for this type: application/x-yaml, text/ yaml, and text/x-yaml. These names are used but are not registered. Magic number(s): N/A File extension(s): "yaml" (preferred) and "yml". See Section 3.3 of RFC 9512. Macintosh file type code(s): N/A Windows Clipboard Name: YAML Person and email address to contact for further information: See Authors' Addresses section of RFC 9512. Intended usage: COMMON Restrictions on usage: None Author: See Authors' Addresses section of RFC 9512. Change controller: IETF Normative References: [YAML] Ben-Kiki, O., Evans, C., dot Net, I., Müller, T., Antoniou, P., Aro, E., and T. Smith, "YAML Ain't Markup Language Version 1.2", 1 October 2021, .