Provisional Standard Media Type Registry

Last Updated
Available Formats



Plain text

Registry included below

Provisional Standard Media Type Registry

Registration Procedure(s)
FCFS (Organization subject to IESG Approval)
This registry, unlike some other provisional IANA registries, is
only for temporary use. Entries in this registry are either
finalized and moved to the main media types registry, or are
abandoned and deleted. Entries in this registry are suitable for
use for development and test purposes only.

Media Types: [IANA registry media-types]
Available Formats

Media Type Organization Contact
model/e57 ASTM [Stan_Coleby]
application/odm+json CDISC [Sam_Hume]
application/dlmscosem DLMS User Association, International Electrotechnical Commission (IEC) [Michael_Buss]
application/cert-chain+cbor IETF [draft-yasskin-http-origin-signed-responses]
application/ion IETF [Jonathan_Hohle]
application/pkix-keyinfo IETF [draft-hallambaker-mesh-udf]
application/signed-exchange IETF [draft-yasskin-http-origin-signed-responses]
application/webbundle IETF [draft-yasskin-wpack-bundled-exchanges]
image/jxl ISO/IEC JTC 1 [Touradj_Ebrahimi]
image/j2is ITU-T and ISO/IEC JTC 1 [ISO-IEC_JTC_1-SC_29-WG_1_Convenor]
image/ktx The Khronos Group [Mark_Callow]
application/akn+xml OASIS [Chet_Ensign]
application/sarif+json OASIS [Chet_Ensign]
text/nfo Seantek [Sean_Leonard]
application/reports+json W3C [Douglas_Creager]
application/wasm W3C [Bradley_Nelson]
application/won IETF/W3C/other [Roy_T._Fielding]

Contact Information

ID Name Contact URI Last Updated
[Bradley_Nelson] Bradley Nelson mailto:bradnelson& 2018-03-19
[Chet_Ensign] Chet Ensign mailto:chet.ensign& 2018-07-05
[Douglas_Creager] Douglas Creager mailto:dcreager& 2018-06-26
[ISO-IEC_JTC_1-SC_29-WG_1_Convenor] ISO/IEC JTC 1/SC 29/WG 1 Convenor mailto:sc29-sec& 2020-05-12
[Jonathan_Hohle] Jonathan Hohle mailto:jonhohle& 2017-06-28
[Mark_Callow] Mark Callow mailto:khronos& 2020-06-03
[Michael_Buss] Michael Buss mailto:technical& 2019-10-04
[Roy_T._Fielding] Roy T. Fielding mailto:fielding& 2015-08-25
[Sam_Hume] Sam Hume mailto:shume& 2018-10-31
[Sean_Leonard] Sean Leonard mailto:dev+ietf& 2015-10-21
[Stan_Coleby] Stan Coleby mailto:stan.coleby& 2020-06-15
[Touradj_Ebrahimi] Touradj Ebrahimi mailto:touradj.ebrahimi& 2020-05-21